General

  • Target
    2026-11-07_934c5c69ac98b79f1729bb93c5d1eea1_akira_cobalt-strike
  • Size 537KB
  • Sample261108-mn7txsbv7z
  • SHA256 8a4434a1f4c155ad2bd2c03d387f51439cfbb9f940695489c2db62ae271f46f4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • overlord

C2
  • 734r7hw4s32wehashwdz273dn323eeasd.antimalwarediagnostics.st

Extracted

Family
  • overlord

C2
  • 734r7hw4s32wehashwdz273dn323eeasd.antimalwarediagnostics.st

Targets

    • Target
      2026-11-07_934c5c69ac98b79f1729bb93c5d1eea1_akira_cobalt-strike
    • Size 537KB
    • SHA256 8a4434a1f4c155ad2bd2c03d387f51439cfbb9f940695489c2db62ae271f46f4
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects Overlord RAT

    • Family: Overlord

      Overlord is an open-source Windows RAT written in Golang.

    • Family: xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Custom signature

      Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.

    • Custom signature

      Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers

    • Custom signature

      Detects executables containing SQL queries to confidential data stores. Observed in infostealers

    • Custom signature

      Detects executables containing URLs to raw contents of a Github gist

    • Custom signature

      UPX dump on OEP (original entry point)

    • XMRig Miner payload

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Modifies Windows Firewall

    • Credentials from Password Stores: Windows Credential Manager

      Suspicious access to Credentials History.

    • Executes a file named after a Windows system binary

      The file runs from a user directory while carrying the name of an executable that normally only exists in System32.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Windows security bypass

    • Accesses cryptocurrency files/wallets, possible credential harvesting

MITRE ATT&CK Enterprise v16

Tasks