Analysis

  • max time kernel
    148s
  • max time network
    302s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/03/2024, 10:29

General

  • Target
    3db0e385eb53a32d61a5a35908a99317868b571e4cf7079db67fd68604da662c.exe
  • Size 1.1MB
  • Sample240322-mjk5csbb29
  • SHA256 3db0e385eb53a32d61a5a35908a99317868b571e4cf7079db67fd68604da662c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • RevengeRAT

    Remote-access trojan with a wide range of capabilities.

  • RevengeRat Executable 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3db0e385eb53a32d61a5a35908a99317868b571e4cf7079db67fd68604da662c.exe
    "C:\Users\Admin\AppData\Local\Temp\3db0e385eb53a32d61a5a35908a99317868b571e4cf7079db67fd68604da662c.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2164
    • C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe
      "C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe" -install -72189998 -chipde -e37278fe332e42d1af33e4480ad52248 - -BLUB2 -rdtyumtatpsfaypx -2164
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:636

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        dmr_72.exe

        • Path C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe
        • Size 373KB
        • SHA256 5e2931d27098e63b67126ec2e036d8e2f4e46814d8c777c0307e3eec3b947707
        • MD5 SHA1 SHA512 SSDEEP

        rdtyumtatpsfaypx.dat

        • Path C:\Users\Admin\AppData\Local\Temp\DMR\rdtyumtatpsfaypx.dat
        • Size 163B
        • SHA256 51be55dd44a7d2c782ef432971878a64040aec99c5ec0b53ac92d72bb2645992
        • MD5 SHA1 SHA512

        memory/636-13-0x0000000000A30000-0x0000000000A92000-memory.dmp

        memory/636-15-0x00007FFE841E0000-0x00007FFE84CA1000-memory.dmp

        memory/636-16-0x0000000002BE0000-0x0000000002BF0000-memory.dmp

        memory/636-17-0x0000000002BE0000-0x0000000002BF0000-memory.dmp

        memory/636-18-0x0000000002BE0000-0x0000000002BF0000-memory.dmp

        memory/636-19-0x0000000002BE0000-0x0000000002BF0000-memory.dmp

        memory/636-21-0x00007FFE841E0000-0x00007FFE84CA1000-memory.dmp

        memory/636-23-0x00007FFE841E0000-0x00007FFE84CA1000-memory.dmp

        memory/2164-0-0x00000000001E0000-0x0000000000456000-memory.dmp

        memory/2164-20-0x00000000001E0000-0x0000000000456000-memory.dmp