talos · Crawled Jul 25, 2026
Uncovering Qilin attack methods exposed through multiple cases
26 IoCs 3 Malware
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AI Summary
The Qilin ransomware group, active since 2022 and operating as a Ransomware-as-a-Service (RaaS), has intensified its global operations in 2025, targeting primarily the manufacturing, professional services, and wholesale trade sectors. The group employs a double-extortion strategy, combining file encryption with data exfiltration, leveraging tools such as Mimikatz, Cyberduck, and Cobalt Strike. Initial access is suspected via compromised credentials on exposed VPNs without MFA, followed by extensive reconnaissance, credential dumping, lateral movement, and deployment of dual encryptors to maximize impact.
AI-extracted · verify before operational use
Extracted Entities 3 found
Indicators of Compromise 26 extracted
| Type | Value | Detail |
|---|---|---|
| Filename | encryptor_1.exe | Details → |
| Filename | encryptor_2.exe | Details → |
| Filename | !light.bat | Details → |
| Filename | pars.vbs | Details → |
| Filename | result.txt | Details → |
| Filename | dark.sys | Details → |
| Filename | HRSword.exe | Details → |
| Filename | HRSword.lnk | Details → |
| Filename | TeamViewer_Host_Setup – <encryptor_2>.exe | Details → |
| Package | Cyberduck | Details → |
| Package | WinRAR | Details → |
| Package | mimikatz | Details → |
| Package | NirSoft | Details → |
| Package | SharpDecryptPwd | Details → |
| Package | BypassCredGuard | Details → |
| Package | WebBrowserPassView | Details → |
| Package | netpass | Details → |
| Package | AnyDesk | Details → |
| Package | Chrome Remote Desktop | Details → |
| Package | Distant Desktop | Details → |
| Package | GoToDesk | Details → |
| Package | QuickAssist | Details → |
| Package | ScreenConnect | Details → |
| Package | Cobalt Strike | Details → |
| Package | SystemBC | Details → |
| GitHub Repo | TalosIntel/IOCs | Details → |
MITRE ATT&CK TTPs 97 techniques
T1003 OS Credential Dumping · Credential Access T1018 Remote System Discovery · Discovery T1021.001 Remote Desktop Protocol · Lateral Movement T1021.002 SMB/Windows Admin Shares · Lateral Movement T1033 System Owner/User Discovery · Discovery T1040 Network Sniffing · Credential Access T1046 Network Service Discovery · Discovery T1047 Windows Management Instrumentation · Execution T1048 Exfiltration Over Alternative Protocol · Exfiltration T1053 Scheduled Task/Job · Execution T1057 Process Discovery · Discovery T1059 Command and Scripting Interpreter · Execution T1059.001 PowerShell · Execution T1070.001 Clear Windows Event Logs · Defense Evasion T1071.001 Web Protocols · Command And Control T1078 Valid Accounts · Defense Evasion T1082 System Information Discovery · Discovery T1083 File and Directory Discovery · Discovery T1086 T1086 T1087 Account Discovery · Discovery T1087.002 Domain Account · Discovery T1090 Proxy · Command And Control T1098 Account Manipulation · Persistence T1105 Ingress Tool Transfer · Command And Control T1110 Brute Force · Credential Access T1110.003 Password Spraying · Credential Access T1112 Modify Registry · Defense Evasion T1129 Shared Modules · Execution T1133 External Remote Services · Persistence T1190 Exploit Public-Facing Application · Initial Access T1203 Exploitation for Client Execution · Execution T1210 Exploitation of Remote Services · Lateral Movement T1211 Exploitation for Defense Evasion · Defense Evasion T1212 Exploitation for Credential Access · Credential Access T1218 System Binary Proxy Execution · Defense Evasion T1222 File and Directory Permissions Modification · Defense Evasion T1222.001 Windows File and Directory Permissions Modification · Defense Evasion T1482 Domain Trust Discovery · Discovery T1484.001 Group Policy Modification · Defense Evasion T1485 Data Destruction · Impact T1486 Data Encrypted for Impact · Impact T1489 Service Stop · Impact T1490 Inhibit System Recovery · Impact T1495 Firmware Corruption · Impact T1534 Internal Spearphishing · Lateral Movement T1537 Transfer Data to Cloud Account · Exfiltration T1542.001 System Firmware · Persistence T1543.003 Windows Service · Persistence T1547.001 Registry Run Keys / Startup Folder · Persistence T1548.002 Bypass User Account Control · Privilege Escalation T1552.001 Credentials In Files · Credential Access T1558 Steal or Forge Kerberos Tickets · Credential Access T1562.001 Disable or Modify Tools · Defense Evasion T1566 Phishing · Initial Access T1566.002 Spearphishing Link · Initial Access T1569 System Services · Execution T1570 Lateral Tool Transfer · Lateral Movement T1573 Encrypted Channel · Command And Control T1574.002 DLL Side-Loading · Persistence T1588 Obtain Capabilities · Resource Development T1588.001 Malware · Resource Development T1589 Gather Victim Identity Information · Reconnaissance T1595 Active Scanning · Reconnaissance T1599 Network Boundary Bridging · Defense Evasion T1650 Acquire Access · Resource Development T1027 Obfuscated Files or Information · Defense Evasion T1055 Process Injection · Defense Evasion T1059.003 Windows Command Shell · Execution T1071.003 Mail Protocols · Command And Control T1204.002 Malicious File · Execution T1218.001 Compiled HTML File · Defense Evasion T1573.001 Symmetric Cryptography · Command And Control T1001.001 Junk Data · Command And Control T1003.001 LSASS Memory · Credential Access T1003.002 Security Account Manager · Credential Access T1021 Remote Services · Lateral Movement T1021.003 Distributed Component Object Model · Lateral Movement T1048.002 Exfiltration Over Asymmetric Encrypted Non-C2 Protocol · Exfiltration T1053.005 Scheduled Task · Execution T1055.003 Thread Execution Hijacking · Defense Evasion T1070.004 File Deletion · Defense Evasion T1074 Data Staged · Collection T1074.001 Local Data Staging · Collection T1078.001 Default Accounts · Defense Evasion T1087.001 Local Account · Discovery T1090.001 Internal Proxy · Command And Control T1090.003 Multi-hop Proxy · Command And Control T1098.001 Additional Cloud Credentials · Persistence T1114 Email Collection · Collection T1140 Deobfuscate/Decode Files or Information · Defense Evasion T1484 Domain or Tenant Policy Modification · Defense Evasion T1558.003 Kerberoasting · Credential Access T1569.002 Service Execution · Execution T1571 Non-Standard Port · Command And Control T1572 Protocol Tunneling · Command And Control T1574 Hijack Execution Flow · Persistence T1614 System Location Discovery · Discovery