Analysis

  • max time kernel
    55s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/02/2023, 01:07

General

  • Target
    da029a807d20d6ab41299ae370424cc78fab56d7ee97d11f1156f4e99e54c87a.exe
  • Size 202KB
  • Sample230226-bgl34afa3z
  • SHA256 da029a807d20d6ab41299ae370424cc78fab56d7ee97d11f1156f4e99e54c87a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • warzonerat

C2
  • blackroots7.duckdns.org:1104

Signatures

  • WarzoneRat, AveMaria

    WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

  • Warzone RAT payload 5 IoCs
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\da029a807d20d6ab41299ae370424cc78fab56d7ee97d11f1156f4e99e54c87a.exe
    "C:\Users\Admin\AppData\Local\Temp\da029a807d20d6ab41299ae370424cc78fab56d7ee97d11f1156f4e99e54c87a.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1200
    • C:\Users\Admin\AppData\Local\Temp\avxyq.exe
      "C:\Users\Admin\AppData\Local\Temp\avxyq.exe" C:\Users\Admin\AppData\Local\Temp\efkmzemi.oij
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:208
      • C:\Users\Admin\AppData\Local\Temp\avxyq.exe
        "C:\Users\Admin\AppData\Local\Temp\avxyq.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:428

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        avxyq.exe

        • Path C:\Users\Admin\AppData\Local\Temp\avxyq.exe
        • Size 60KB
        • SHA256 d331afaea61b2e228760e493dc3849c1161a782d1dae1a7098262c0983bf6f11
        • MD5 SHA1 SHA512 SSDEEP

        avxyq.exe

        • Path C:\Users\Admin\AppData\Local\Temp\avxyq.exe
        • Size 60KB
        • SHA256 d331afaea61b2e228760e493dc3849c1161a782d1dae1a7098262c0983bf6f11
        • MD5 SHA1 SHA512 SSDEEP

        avxyq.exe

        • Path C:\Users\Admin\AppData\Local\Temp\avxyq.exe
        • Size 60KB
        • SHA256 d331afaea61b2e228760e493dc3849c1161a782d1dae1a7098262c0983bf6f11
        • MD5 SHA1 SHA512 SSDEEP

        efkmzemi.oij

        • Path C:\Users\Admin\AppData\Local\Temp\efkmzemi.oij
        • Size 7KB
        • SHA256 74538cb526634df66399cba1d4fddc07427059fd81842160ee52aee8b33feff8
        • MD5 SHA1 SHA512 SSDEEP

        narwbaekgvw.wt

        • Path C:\Users\Admin\AppData\Local\Temp\narwbaekgvw.wt
        • Size 118KB
        • SHA256 0d3de13a7c6651962965e736e1b44d6fb299b53dc7267cdbbd3170d2fa77b07b
        • MD5 SHA1 SHA512 SSDEEP

        memory/428-142-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/428-145-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/428-147-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/428-148-0x0000000000400000-0x000000000041D000-memory.dmp

        memory/428-149-0x0000000000400000-0x000000000041D000-memory.dmp