Analysis

  • max time kernel
    150s
  • max time network
    114s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/08/2024, 09:49

General

  • Target

    b72db4545857152305c999fb36a114b3_JaffaCakes118.exe

  • Size

    12.2MB

  • MD5

    b72db4545857152305c999fb36a114b3

  • SHA1

    73994a7f24f160fe6bcbe1196216153a7a6eb40b

  • SHA256

    14f873bb4aa84aeec9a7d4d351a0ef5a28ada9885dfea43db7d20504a8d052c5

  • SHA512

    4f27750b30a26f32501cd20e80c17c235479644c1767d7db15b050830486ff8dc0c7778a77c1831b11371a0b8628b9212489bc72216a6f13f31fcf65aebc1662

  • SSDEEP

    3072:ZUYsFlYXTGHsRW5WNqN90WFAfjg+vFCzTP8yTQfV4CfRD1UCPmvMF:ZnsFlYXTGHswlnF+fj3FCzT0yTKLLPmE

Malware Config

Signatures

  • Gh0st RAT payload 1 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • 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 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b72db4545857152305c999fb36a114b3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b72db4545857152305c999fb36a114b3_JaffaCakes118.exe"
    1⤵
    • Server Software Component: Terminal Services DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4236
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k imgsvc
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3452
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe c:\windows\system32\okjhhv.pic,CodeMain A4IgeIJc
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:1104

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \??\c:\windows\SysWOW64\okjhhv.pic

          Filesize

          22.1MB

          MD5

          17122371a6e04ce2184389988e8b7475

          SHA1

          a10264e3cd3b380f7af229f25e247524fa89d5d0

          SHA256

          4834d0a83ecdebd4bc0cbd90f9ea7d608e671cddcc3f842361f3a09ab5bea2a8

          SHA512

          5fac8e1bc08d904c4c2384942038fd24070756589789c2e033d2c13c3602b3b7ea4780f9c7bdec3b8f4f1566624858a811d17d6520e38a67e5cfd3b9fefb020d