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Analysis

  • max time kernel
    91s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/12/2022, 22:18

General

  • Target

    542e1d139d60bbb917dc02d0b7f26cd2c51b689385fcbe9266f1a7f2a3a6ef4b.exe

  • Size

    281KB

  • MD5

    5c1161e185f07a4ba9e9b0bdfdeb9777

  • SHA1

    cf8c6d9901c6a226cc9126cad498dcd2627b8189

  • SHA256

    542e1d139d60bbb917dc02d0b7f26cd2c51b689385fcbe9266f1a7f2a3a6ef4b

  • SHA512

    5d5bacf903940b7099a0e5bc1c97ce5247b5855df0e8f86d40a1413bb99690a5f3e8fc552d33dc441a9af9effeefa3e0e050ad97d76fc2b122080541e6bca936

  • SSDEEP

    6144:F3KgeJd5QSE7MTZsAz0o8hFc2P84NeWGSm:1KgeJd5xEIfz+c2P8O

Malware Config

Signatures

  • Gh0st RAT payload 4 IoCs
  • Gh0strat

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

  • Sets DLL path for service in the registry 2 TTPs 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\542e1d139d60bbb917dc02d0b7f26cd2c51b689385fcbe9266f1a7f2a3a6ef4b.exe
    "C:\Users\Admin\AppData\Local\Temp\542e1d139d60bbb917dc02d0b7f26cd2c51b689385fcbe9266f1a7f2a3a6ef4b.exe"
    1⤵
    • Sets DLL path for service in the registry
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2340
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k imgsvc
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:3368
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3368 -s 816
      2⤵
      • Program crash
      PID:2256
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3368 -ip 3368
    1⤵
      PID:4448

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Program Files (x86)\NetMeeting\6f99Xe.pic

      Filesize

      22.1MB

      MD5

      a313f26e7893219fed87dd1ba4d9d313

      SHA1

      5093cdf8835ec82a3a793c55fb87975ee3a0e351

      SHA256

      97d5f80ef240c193eee506f33c16b217d1742e9faf2bfd88902c04f1665e9922

      SHA512

      9f82765024da1fe17aa6ceeca6bc8b9c16cb3f01ea41f8c01e162dac7c42b04391eb329d2e243a3137836c38469956fafe55e654ecdacc50f11b5d22fe8901b3

    • \??\c:\program files (x86)\netmeeting\6f99xe.pic

      Filesize

      22.1MB

      MD5

      a313f26e7893219fed87dd1ba4d9d313

      SHA1

      5093cdf8835ec82a3a793c55fb87975ee3a0e351

      SHA256

      97d5f80ef240c193eee506f33c16b217d1742e9faf2bfd88902c04f1665e9922

      SHA512

      9f82765024da1fe17aa6ceeca6bc8b9c16cb3f01ea41f8c01e162dac7c42b04391eb329d2e243a3137836c38469956fafe55e654ecdacc50f11b5d22fe8901b3

    • memory/2340-132-0x0000000024450000-0x00000000244D8000-memory.dmp

      Filesize

      544KB

    • memory/2340-133-0x00000000009C0000-0x00000000009FE000-memory.dmp

      Filesize

      248KB

    • memory/2340-137-0x00000000009C0000-0x00000000009FE000-memory.dmp

      Filesize

      248KB

    • memory/3368-136-0x0000000020000000-0x0000000020027000-memory.dmp

      Filesize

      156KB

    • memory/3368-138-0x0000000020000000-0x0000000020027000-memory.dmp

      Filesize

      156KB