Hive ransomware gets upgrades in Rust | Microsoft Security Blog
April 2023 update – Microsoft Threat Intelligence has shifted to a new threat actor naming taxonomy aligned around the theme of weather. DEV-0237 is now tracked as Pistachio Tempest. To learn about how the new taxonomy represents the origin, unique traits, and impact of threat actors, and to get a complete mapping of threat actor names, read this blog: Microsoft shifts to a new threat actor naming
Garmin services and production go down after ransomware attack
Ransomware: An executive guide to one of the biggest menaces on the web Everything you need to know about ransomware: how it started, why it's booming, how to protect against it, and what to do if your PC is infected. Read now The company is currently planning a multi-day maintenance window to deal with the attack's aftermath, which includes shutting down its official website, the Garmin Connect u
Honda investigates possible ransomware attack, networks impacted
HomeNewsSecurityHonda investigates possible ransomware attack, networks impacted Computer networks in Europe and Japan from car manufacturer giant Honda have been affected by issues that are reportedly related to a SNAKE Ransomware cyber-attack. Details are unclear at the moment but the company is currently investigating the cause of the problems that were detected on Monday. Trouble confirmed, li
1ヶ月位前から DeadBolt ランサムウェアが広がっています． 最初は QNAP NAS だったのですが，ASUSTOR NAS も影響を受けるそうです． www.asustor.com Synology NAS に比べ，これらの NAS のデフォルトが甘い様に感じます． 私の NAS 関連の記事のアクセス元 IP に対して，開いての確認です． すると，数％程度 NAS へのログイン画面が表示される環境があります． 外からアクセスできる機器が増えているので，一度確認することをお勧めします． また，次の様な ポートマッピング の設定も確認してください． ここに何も登録されていなければ良いです． 何か設定されている場合は，外からそのポートにアクセスしてみてください． 攻撃を受けやすい環境かどうかの確認方法です． dev.mish.work 外から LAN 内にアクセスするために VPN の
Business technology giant Konica Minolta hit by new ransomware
HomeNewsSecurityBusiness technology giant Konica Minolta hit by new ransomware Business technology giant Konica Minolta was hit with a ransomware attack at the end of July that impacted services for almost a week, BleepingComputer has learned. Konica Minolta is a Japanese multinational business technology giant with almost 44,000 employees and over $9 billion in revenue for 2019. The company offer
Microsoft SQL servers hacked in TargetCompany ransomware attacks
HomeNewsSecurityMicrosoft SQL servers hacked in TargetCompany ransomware attacks Vulnerable Microsoft SQL servers are being targeted in a new wave of attacks with FARGO ransomware, security researchers are warning. MS-SQL servers are database management systems holding data for internet services and apps. Disrupting them can cause severe business trouble. BleepingComputer has reported similar atta
Canon confirms ransomware attack in internal memo
08/06 update added below. This post was originally published on August, 5th, 2020. Canon has suffered a ransomware attack that impacts numerous services, including Canon's email, Microsoft Teams, USA website, and other internal applications. In an internal alert sent to employees, Canon has disclosed the ransomware attack and working to address the issue. BleepingComputer has been tracking a susp
コンピュータのデータを人質に取って身代金を要求する「ransomware」の被害が止まらない。米国や欧州では病院が次々に狙われて患者の診療ができなくなり、人命にかかわりかねない事態も起きている。 Ransomware scrambles data, and it can only be unscrambled if the target pays the attacker a sum of money. （Voice of America） ランサムウェアはデータを暗号化する。狙われた者が攻撃者に一定額を支払わない限り、データ復元はできない。 ransomware（ランサムウェア）はコンピュータに悪さをするsoftwareの一種。そうした悪者ソフトウェアを総称する「malware」（マルウェア）という単語は、soft-wareの「soft」の部分を「mal（悪い）」に入れ替えてつくられた言
Ransomware operators exploit ESXi hypervisor vulnerability for mass encryption | Microsoft Security Blog
Microsoft researchers have uncovered a vulnerability in ESXi hypervisors being exploited by several ransomware operators to obtain full administrative permissions on domain-joined ESXi hypervisors. ESXi is a bare-metal hypervisor that is installed directly onto a physical server and provides direct access and control of underlying resources. ESXi hypervisors host virtual machines that may include
VMware Security Response Center (vSRC) Response to 'ESXiArgs' Ransomware Attacks - VMware Security Blog - VMware
VMware Security Response Center VMware Security Response Center (vSRC) Response to ‘ESXiArgs’ Ransomware Attacks Greetings from the VMware Security Response Center! We wanted to address the recently reported ESXiArgs ransomware attacks as well as provide some guidance on actions concerned customers should take to protect themselves. VMware has not found evidence that suggests an unknown vulnerabil
Emotet Strikes Again – LNK File Leads to Domain Wide Ransomware
PowerTool PowerTool was observed, dropped and executed on the server used to deploy the ransomware payload. This tool has the ability to kill a process, delete its process file, unload drivers, and delete the driver files. It has been reportedly used by several ransomware groups to aid in their operations [1][2][3][4]. As a byproduct of execution, PowerTool will drop a driver to disk and load it i
Update – September 26th, 2023 – Sony has confirmed to Hackread.com that the company is aware of the claims made by the RANSOMEDVC ransomware group and is currently investigating them. The company has no further comment at this time. It is essential to note that these claims by the RANSOMEDVC ransomware gang remain unverified at this point. The infamous RANSOMEDVC ransomware group claimed to have s
Confirmed: Garmin received decryptor for WastedLocker ransomware
HomeNewsSecurityConfirmed: Garmin received decryptor for WastedLocker ransomware BleepingComputer can confirm that Garmin has received the decryption key to recover their files encrypted in the WastedLocker Ransomware attack. On July 23rd, 2020, Garmin suffered a worldwide outage where customers could not access their connected services, including the Garmin Connect, flyGarmin, Strava, inReach sol
moto_sato on Twitter: "BECの時と同じで、システム侵入型ランサム(human-operated ransomware)も、話題にのってちょっと齧った人が書いた対策にユーザサイドが荒らされないように対策メモを書いておきます。(話題になる数年前から世界中で起きた類似案件に対処してきたので)"
BECの時と同じで、システム侵入型ランサム(human-operated ransomware)も、話題にのってちょっと齧った人が書いた対策にユーザサイドが荒らされないように対策メモを書いておきます。(話題になる数年前から世界中で起きた類似案件に対処してきたので)
North Korean threat actor targets small and midsize businesses with H0lyGh0st ransomware | Microsoft Security Blog
April 2023 update – Microsoft Threat Intelligence has shifted to a new threat actor naming taxonomy aligned around the theme of weather. DEV-0530 is now tracked as Storm-0530 and PLUTONIUM is now tracked as Onyx Sleet. To learn about how the new taxonomy represents the origin, unique traits, and impact of threat actors, and to get a complete mapping of threat actor names, read this blog: Microsoft
Conti Ransomware | CISA
Immediate Actions You Can Take Now to Protect Against Conti Ransomware • Use multifactor authentication. • Segment and segregate networks and functions. • Update your operating system and software. March 9, 2022: this joint CSA was updated to include indicators of compromise (see below) and the United States Secret Service as a co-author. Updated February 28, 2022: Conti cyber threat actors remain
Honda and Enel impacted by cyber attack suspected to be ransomware - ThreatDown by Malwarebytes
Target: Honda Resolving internal domain: mds.honda.comRansom e-mail: CarrolBidell@tutanota[.]com Target: Enel Resolving internal domain: enelint.globalRansom e-mail: CarrolBidell@tutanota[.]com RDP as a possible attack vector Both companies had some machines with Remote Desktop Protocol (RDP) access publicly exposed (reference here). RDP attacks are one of the main entry points when it comes to ta
Disgruntled ransomware affiliate leaks the Conti gang's technical manuals
Disgruntled ransomware affiliate leaks the Conti gang's technical manuals A disgruntled member of the Conti ransomware program has leaked today the manuals and technical guides used by the Conti gang to train affiliate members on how to access, move laterally, and escalate access inside a hacked company and then exfiltrate its data before encrypting files. Leaked on an underground cybercrime forum
What is ransomware?
In practice, a ransomware attack blocks access to your data until a ransom is paid. In fact, ransomware is a type of malware or phishing cyber security attack that destroys or encrypts files and folders on a computer, server, or device. Once devices or files are locked or encrypted, cybercriminals can extort money from the business or device owner in exchange for a key to unlock the encrypted data
Smartwatch maker Garmin has obtained the decryption key to recover its computer files from a ransomware attack last Thursday, Sky News has learned. Last week, Garmin's services were taken offline after hackers infected the company's networks with a ransomware virus known as WastedLocker. A number of the company's services are operational again and the business has now confirmed the "cyber attack"
Defenders beware: A case for post-ransomware investigations | Microsoft Security Blog
Ransomware is one of the most pervasive threats that Microsoft Detection and Response Team (DART) responds to today. The groups behind these attacks continue to add sophistication to their tactics, techniques, and procedures (TTPs) as most network security postures increase. In this blog, we detail a recent ransomware incident in which the attacker used a collection of commodity tools and techniqu
DarkSide Ransomware Gang Quits After Servers, Bitcoin Stash Seized – Krebs on Security
DarkSide Ransomware Gang Quits After Servers, Bitcoin Stash Seized The DarkSide ransomware affiliate program responsible for the six-day outage at Colonial Pipeline this week that led to fuel shortages and price spikes across the country is running for the hills. The crime gang announced it was closing up shop after its servers were seized and someone drained the cryptocurrency from an account the
FBI seized $2.3M from affiliate of REvil, Gandcrab ransomware gangs
HomeNewsSecurityFBI seized $2.3M from affiliate of REvil, Gandcrab ransomware gangs The FBI seized $2.3 million in August from a well-known REvil and GandCrab ransomware affiliate, according to court documents seen by BleepingComputer. In a complaint unsealed today, the FBI seized 39.89138522 bitcoins worth approximately $2.3 million at current prices ($1.5 million at time of seizure) from an Exod
De-anonymizing ransomware domains on the dark web
We have developed three techniques to identify ransomware operators' dark websites hosted on public IP addresses, allowing us to uncover previously unknown infrastructure for the DarkAngels, Snatch, Quantum and Nokoyawa ransomware groups.The methods we used to identify the public internet IPs involved matching threat actors’ TLS certificate serial numbers and page elements with those indexed on th
Ragnar Locker ransomware deploys virtual machine to dodge security
Products & ServicesSecurity OperationsThreat ResearchAI ResearchNaked SecuritySophos Life A new ransomware attack method takes defense evasion to a new level—deploying as a full virtual machine on each targeted device to hide the ransomware from view. In a recently detected attack, Ragnar Locker ransomware was deployed inside an Oracle VirtualBox Windows XP virtual machine. The attack payload was
The team at Avast has developed a decryptor for the BianLian ransomware and released it for public download. The BianLian ransomware emerged in August 2022, performing targeted attacks in various industries, such as the media and entertainment, manufacturing and healthcare sectors, and raised the threat bar by encrypting files at high speeds. Skip to how to use the BianLian ransomware decryptor. S
How ransomware abuses BitLocker
Introduction Attackers always find creative ways to bypass defensive features and accomplish their goals. This can be done with packers, crypters, and code obfuscation. However, one of the best ways of evading detection, as well as maximizing compatibility, is to use the operating system’s own features. In the context of ransomware threats, one notable example is leveraging exported functions pres
Capcom hit by Ragnar Locker ransomware, 1TB allegedly stolen
HomeNewsSecurityCapcom hit by Ragnar Locker ransomware, 1TB allegedly stolen Japanese game developer Capcom has suffered a ransomware attack where threat actors claim to have stolen 1TB of sensitive data from their corporate networks in the US, Japan, and Canada. Capcom is well-known for its iconic game franchises, including Street Fighter, Resident Evil, Devil May Cry, Monster Hunter, and Mega Ma
Ransomware gang encrypted network from a webcam to bypass EDR
HomeNewsSecurityRansomware gang encrypted network from a webcam to bypass EDR The Akira ransomware gang was spotted using an unsecured webcam to launch encryption attacks on a victim's network, effectively circumventing Endpoint Detection and Response (EDR), which was blocking the encryptor in Windows. Cybersecurity firm S-RM team discovered the unusual attack method during a recent incident respo
The Russian Federal Security Service (FSB) said today that it has raided and shut down the operations of the REvil ransomware gang. Raids were conducted today at 25 residents owned by 14 members suspected to be part of the REvil team across Moscow, St. Petersburg, Leningrad, and the Lipetsk regions. Authorities said they seized more than 426 million rubles, $600,000, and €500,000 in cash, along wi
Vulnerability in FortiGate VPN servers is exploited in Cring ransomware attacks | Kaspersky ICS CERT
Main Publications Reports Vulnerability in FortiGate VPN servers is exploited in Cring ransomware attacks Vulnerability in FortiGate VPN servers is exploited in Cring ransomware attacks 07 April 2021 Vulnerability in FortiGate VPN servers is exploited in Cring ransomware attacks In Q1 2021, threat actors conducted a series of attacks using the Cring ransomware. These attacks were mentioned in a Sw
New Mac ransomware spreading through piracy | Malwarebytes Labs
Editor’s note: The original name for the malware, EvilQuest, has been changed due to a legitimate game of the same name from 2012. The new name, ThiefQuest, is also more fitting for our updated understanding of the malware. A Twitter user going by the handle @beatsballert messaged me yesterday after learning of an apparently malicious Little Snitch installer available for download on a Russian for
Magniber ransomware actors used a variant of Microsoft SmartScreen bypass
Google’s Threat Analysis Group (TAG) recently discovered usage of an unpatched security bypass in Microsoft’s SmartScreen security feature, which financially motivated actors are using to deliver the Magniber ransomware without any security warnings. The attackers are delivering MSI files signed with an invalid but specially crafted Authenticode signature. The malformed signature causes SmartScree
GitHub - ThreatLabz/ransomware_notes: An Archive of Ransomware Notes Past and Present Collected by Zscaler ThreatLabz
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New ransomware trends in 2022
Ahead of the Anti-Ransomware Day, we summarized the tendencies that characterize ransomware landscape in 2022. This year, ransomware is no less active than before: cybercriminals continue to threaten nationwide retailers and enterprises, old variants of malware return while the new ones develop. Watching and assessing these tendencies not only provides us with threat intelligence to fight cybercri
Shining a Light on DARKSIDE Ransomware Operations | Google Cloud Blog
Written by: Jordan Nuce, Jeremy Kennelly, Kimberly Goody, Andrew Moore, Alyssa Rahman, Matt Williams, Brendan McKeague, Jared Wilson Update (May 14): Mandiant has observed multiple actors cite a May 13 announcement that appeared to be shared with DARKSIDE RaaS affiliates by the operators of the service. This announcement stated that they lost access to their infrastructure, including their blog, p
Credential Access Multiple tools and scripts were used to access and collect credentials from compromised hosts. There were several variants of Mimikatz in binary and PowerShell form: "C:\ProgramData\mimikatz.exe" "C:\ProgramData\mimikatz.exe.exe" "C:\ProgramData\mimikatz_cryptovanniy.exe" "C:\ProgramData\notepad.exe" "C:\ProgramData\katz.ps1 Commands used to collect credentials and export to text
Announcing the AWS Blueprint for Ransomware Defense | Amazon Web Services
AWS Security Blog Announcing the AWS Blueprint for Ransomware Defense In this post, Amazon Web Services (AWS) introduces the AWS Blueprint for Ransomware Defense, a new resource that both enterprise and public sector organizations can use to implement preventative measures to protect data from ransomware events. The AWS Blueprint for Ransomware Defense provides a mapping of AWS services and featur
Cisco hacked by Yanluowang ransomware gang, 2.8GB allegedly stolen
HomeNewsSecurityCisco hacked by Yanluowang ransomware gang, 2.8GB allegedly stolen August 14th, 2022 update below. This post was originally published on August 10th. Cisco confirmed today that the Yanluowang ransomware group breached its corporate network in late May and that the actor tried to extort them under the threat of leaking stolen files online. The company revealed that the attackers cou
Threat AnalysisBRONZE STARLIGHT Ransomware Operations Use HUI Loader Summary Since at least 2015, threat actors have used HUI Loader to load remote access trojans (RATs) on compromised hosts. Secureworks® Counter Threat Unit™ (CTU) researchers link two HUI Loader activity clusters exclusively to China-based threat groups. The BRONZE RIVERSIDE threat group is likely responsible for one cluster, whi
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NAS DeadBolt Ransomware - IwaoMISHの日記
氾濫する悪徳ウェア 身代金要求のransomwareからスパイ、迷惑広告まで
RANSOMEDVC Ransomware Group Claims Breach of Sony Corporation
Garmin obtains decryption key after ransomware attack
Decrypted: BianLian Ransomware - Avast Threat Labs
FSB arrests REvil ransomware gang members
Malicious ISO File Leads to Domain Wide Ransomware
BRONZE STARLIGHT Ransomware Operations Use HUI Loader