Analysis

  • max time kernel
    120s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2023 13:46

General

  • Target

    1a7bd3bb85833f8ed51f478e024af1b7.exe

  • Size

    322KB

  • MD5

    1a7bd3bb85833f8ed51f478e024af1b7

  • SHA1

    a3003e285ce0f7c04ea142351d581235e75e52aa

  • SHA256

    5851bf0214f12c68579c9b333ee5ed37b6ec5a9afebd519bd37aac0c3a25ea40

  • SHA512

    994117914190c32a71af59be095ab24569c1896b6dd7768f8247af4831ceb42dacc62e0ee90b09da2412c455f05973ef9d9efcc01cd631596e728d17ef7d583c

  • SSDEEP

    6144:Z/FjEVIUAbAoeKqv5ScGaBD00Daf6E36SfVFZDedW7J/h8O7o1r:ZREVI7bk/FVlDaf336SnZDj7php0

Malware Config

Signatures

  • Imminent RAT

    Remote-access trojan based on Imminent Monitor remote admin software.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 50 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1a7bd3bb85833f8ed51f478e024af1b7.exe
    "C:\Users\Admin\AppData\Local\Temp\1a7bd3bb85833f8ed51f478e024af1b7.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2900
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 1000 > Nul & Del "C:\Users\Admin\AppData\Local\Temp\1a7bd3bb85833f8ed51f478e024af1b7.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:452
      • C:\Windows\SysWOW64\PING.EXE
        ping 1.1.1.1 -n 1 -w 1000
        3⤵
        • Runs ping.exe
        PID:1376
    • C:\Users\Admin\AppData\Local\Temp\1a7bd3bb85833f8ed51f478e024af1b7\1a7bd3bb85833f8ed51f478e024af1b7.exe
      "C:\Users\Admin\AppData\Local\Temp\1a7bd3bb85833f8ed51f478e024af1b7\1a7bd3bb85833f8ed51f478e024af1b7.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2092
  • C:\Windows\system32\wbem\WmiApSrv.exe
    C:\Windows\system32\wbem\WmiApSrv.exe
    1⤵
      PID:3000

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2092-25-0x0000000001860000-0x0000000001870000-memory.dmp

      Filesize

      64KB

    • memory/2092-57-0x0000000001860000-0x0000000001870000-memory.dmp

      Filesize

      64KB

    • memory/2092-54-0x0000000001860000-0x0000000001870000-memory.dmp

      Filesize

      64KB

    • memory/2092-50-0x0000000074770000-0x0000000074D21000-memory.dmp

      Filesize

      5.7MB

    • memory/2092-17-0x0000000001860000-0x0000000001870000-memory.dmp

      Filesize

      64KB

    • memory/2092-18-0x0000000074770000-0x0000000074D21000-memory.dmp

      Filesize

      5.7MB

    • memory/2092-51-0x0000000001860000-0x0000000001870000-memory.dmp

      Filesize

      64KB

    • memory/2092-20-0x0000000001860000-0x0000000001870000-memory.dmp

      Filesize

      64KB

    • memory/2092-16-0x0000000074770000-0x0000000074D21000-memory.dmp

      Filesize

      5.7MB

    • memory/2900-3-0x0000000000980000-0x0000000000990000-memory.dmp

      Filesize

      64KB

    • memory/2900-19-0x0000000074770000-0x0000000074D21000-memory.dmp

      Filesize

      5.7MB

    • memory/2900-0-0x0000000074770000-0x0000000074D21000-memory.dmp

      Filesize

      5.7MB

    • memory/2900-1-0x0000000074770000-0x0000000074D21000-memory.dmp

      Filesize

      5.7MB

    • memory/2900-2-0x0000000000980000-0x0000000000990000-memory.dmp

      Filesize

      64KB