Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/09/2024, 04:59

General

  • Target
    709423071efc64db1cc71e5ea210d6b0N.exe
  • Size 1.4MB
  • Sample240908-fmf69azemb
  • SHA256 80c688eb323f32f41410c8290c56924bd8a721dac1a050ad0998cf17dc632730
  • 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).

  • 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\709423071efc64db1cc71e5ea210d6b0N.exe
    "C:\Users\Admin\AppData\Local\Temp\709423071efc64db1cc71e5ea210d6b0N.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:4772
    • C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe
      "C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe" -install -54477683 -chipderedesign -4b43c3d20a494f39b89124bcffef87c1 - -BLUB2 -iotbspilbwztcpsy -4772
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3564

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        dmr_72.exe

        • Path C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe
        • Size 508KB
        • SHA256 5a681e3de52b6d99d3ed2d106df0d9d70f51c38abc380d7fadd9b89756487375
        • MD5 SHA1 SHA512 SSDEEP

        iotbspilbwztcpsy.dat

        • Path C:\Users\Admin\AppData\Local\Temp\DMR\iotbspilbwztcpsy.dat
        • Size 151B
        • SHA256 9e60f2fef4c98659d983637634a0447853e364ab4d902f77e4a21c392554c76e
        • MD5 SHA1 SHA512

        memory/3564-14-0x0000000000770000-0x00000000007F4000-memory.dmp

        memory/3564-13-0x00007FFFB8943000-0x00007FFFB8945000-memory.dmp

        memory/3564-16-0x00007FFFB8940000-0x00007FFFB9401000-memory.dmp

        memory/3564-17-0x00007FFFB8940000-0x00007FFFB9401000-memory.dmp

        memory/3564-18-0x00007FFFB8940000-0x00007FFFB9401000-memory.dmp

        memory/3564-19-0x00007FFFB8940000-0x00007FFFB9401000-memory.dmp

        memory/3564-22-0x000000001B550000-0x000000001B6F9000-memory.dmp

        memory/3564-23-0x00007FFFB8940000-0x00007FFFB9401000-memory.dmp

        memory/4772-0-0x0000000000550000-0x000000000084D000-memory.dmp

        memory/4772-20-0x0000000000550000-0x000000000084D000-memory.dmp