sicarii
Group profile
Sicarii is a pro-Israeli/Jewish-branded ransomware-as-a-service operation that emerged in late 2025, explicitly targeting Arab and Muslim-majority organizations while avoiding Israeli systems, exploiting exposed RDP services and Fortinet devices, with its admin later instructing operators to migrate to the BQTLock platform.
MITRE ATT&CK TTPs
Initial Access
Execution
T1047Windows Management Instrumentation
T1053.005Scheduled Task/Job: Scheduled Task
T1059Command and Scripting Interpreter
T1059.001Command and Scripting Interpreter: PowerShell
T1059.003Command and Scripting Interpreter: Windows Command Shell
T1059.005Command and Scripting Interpreter: Visual Basic
T1106Native API
T1129Shared Modules
T1203Exploitation for Client Execution
T1204User Execution
T1204.001User Execution: Malicious Link
T1204.002User Execution: Malicious File
Persistence
T1098Account Manipulation
T1505.004Server Software Component: IIS Components
T1542.003Pre-OS Boot: Bootkit
T1543.003Create or Modify System Process: Windows Service
T1547.001Boot or Logon Autostart Execution: Registry Run Keys / Startup Folder
T1547.009Boot or Logon Autostart Execution: Shortcut Modification
T1574.001Hijack Execution Flow: DLL Search Order Hijacking
Privilege Escalation
Defense Evasion
T1027Obfuscated Files or Information
T1027.002Obfuscated Files or Information: Software Packing
T1027.005Obfuscated Files or Information: Indicator Removal from Tools
T1027.007Obfuscated Files or Information: Dynamic API Resolution
T1027.009Obfuscated Files or Information: Embedded Payloads
T1027.013Obfuscated Files or Information: Encrypted/Encoded File
T1036Masquerading
T1036.003Masquerading: Rename Legitimate Utilities
T1036.004Masquerading: Masquerade Task or Service
T1036.005Masquerading: Match Legitimate Name or Location
T1036.008Masquerading: Masquerade File Type
T1055.001Process Injection: DLL Injection
T1070Indicator Removal
T1070.003Indicator Removal: Clear Command History
T1070.004Indicator Removal: File Deletion
T1070.006Indicator Removal: Timestomp
T1140Deobfuscate/Decode Files or Information
T1202Indirect Command Execution
T1218System Binary Proxy Execution
T1218.005System Binary Proxy Execution: Mshta
T1218.010System Binary Proxy Execution: Regsvr32
T1218.011System Binary Proxy Execution: Rundll32
T1220XSL Script Processing
T1221Template Injection
T1222File and Directory Permissions Modification
T1497.001Virtualization/Sandbox Evasion: System Checks
T1497.003Virtualization/Sandbox Evasion: Time Based Checks
T1548Abuse Elevation Control Mechanism
T1553.002Subvert Trust Controls: Code Signing
T1562Impair Defenses
T1562.001Impair Defenses: Disable or Modify Tools
T1562.004Impair Defenses: Disable or Modify System Firewall
T1564.001Hidden Artifacts: Hidden Files and Directories
T1574.013Hijack Execution Flow: KernelCallbackTable
T1620Reflective DLL Injection
T1622Debugger Evasion
Credential Access
Discovery
T1007System Service Discovery
T1010Application Window Discovery
T1012Query Registry
T1016System Network Configuration Discovery
T1033System Owner/User Discovery
T1046Network Service Discovery
T1049System Network Connections Discovery
T1057Process Discovery
T1082System Information Discovery
T1083File and Directory Discovery
T1087Account Discovery
T1087.002Account Discovery: Domain Account
T1124Time Discovery
T1135Network Share Discovery
T1518Software Discovery
T1614System Location Discovery
T1614.001System Location Discovery: System Language Discovery
Lateral Movement
Collection
Exfiltration
Command and Control
T1001.003Data Obfuscation: Protocol or Service Impersonation
T1008Fallback Channels
T1071Application Layer Protocol
T1071.001Application Layer Protocol: Web Protocols
T1090.001Proxy: Internal Proxy
T1090.002Proxy: External Proxy
T1102.002Web Service: Bidirectional Communication
T1104Multi-Stage Channels
T1105Ingress Tool Transfer
T1132.001Data Encoding: Standard Encoding
T1571Non-Standard Port
T1573Encrypted Channel
T1573.001Encrypted Channel: Symmetric Cryptography
Impact
Resource Development
T1583.001Acquire Infrastructure: Domains
T1583.004Acquire Infrastructure: Server
T1583.006Acquire Infrastructure: Web Services
T1584.001Compromise Infrastructure: Domains
T1584.004Compromise Infrastructure: Server
T1585.001Establish Accounts: Social Media Accounts
T1585.002Establish Accounts: Email Accounts
T1587.001Develop Capabilities: Malware
T1587.002Develop Capabilities: Code Signing Certificates
T1588.002Obtain Capabilities: Tool
T1588.003Obtain Capabilities: Code Signing Certificates
T1588.004Obtain Capabilities: Digital Certificates
T1608.001Stage Capabilities: Upload Malware
T1608.002Stage Capabilities: Upload Tool
Recent victims
| Date | Website / victim | Sector | Country |
|---|---|---|---|
| 2026-01-05 | Triad Packagingtriadpkg.com | Manufacturing | US |

