Analysis

  • max time kernel
    94s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/10/2024, 03:08

General

  • Target
    3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe
  • Size 1.4MB
  • Sample241002-dm16baxgnc
  • SHA256 3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446
  • 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
  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • UPX packed file 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • 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\3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe
    "C:\Users\Admin\AppData\Local\Temp\3a6e2de5b3de6e67229b11f6d74a4f9af70ccec85c2573a905df5a1f84a35446.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3756
    • C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe
      "C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe" -install -54417509 -chipderedesign -a80c61fa351a416282afb39d6c109d6c - -BLUB2 -pcdtcokmtfgrmoig -3756
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2228

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 508KB
        • SHA256 c1116053bbac19ab273dc120c2984c235d116cdcc9e3ac437951b55465fd7063
        • MD5 SHA1 SHA512 SSDEEP

        pcdtcokmtfgrmoig.dat

        • Path C:\Users\Admin\AppData\Local\Temp\DMR\pcdtcokmtfgrmoig.dat
        • Size 161B
        • SHA256 4c4dd62b579e43dc1c4cf859299df3023409492281f173bc5c3d2cc00bb782d7
        • MD5 SHA1 SHA512

        memory/2228-13-0x00007FFBCA443000-0x00007FFBCA445000-memory.dmp

        memory/2228-14-0x0000000000340000-0x00000000003C4000-memory.dmp

        memory/2228-16-0x00007FFBCA440000-0x00007FFBCAF01000-memory.dmp

        memory/2228-17-0x00007FFBCA440000-0x00007FFBCAF01000-memory.dmp

        memory/2228-18-0x00007FFBCA440000-0x00007FFBCAF01000-memory.dmp

        memory/2228-21-0x000000001D710000-0x000000001DE67000-memory.dmp

        memory/2228-22-0x00007FFBCA440000-0x00007FFBCAF01000-memory.dmp

        memory/3756-0-0x0000000000F60000-0x000000000125D000-memory.dmp

        memory/3756-19-0x0000000000F60000-0x000000000125D000-memory.dmp