Analysis

  • max time kernel
    152s
  • max time network
    174s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/12/2022, 20:56

General

  • Target

    8338240f4cba8d057eb3456311aa6b184378ca2aac293de8da4e102975d6ec4a.dll

  • Size

    133KB

  • MD5

    1f644c6e35dc1971c3df858e9d59d610

  • SHA1

    e9fd37d2bc1f48a6d566c9e37ef03922b80c0746

  • SHA256

    8338240f4cba8d057eb3456311aa6b184378ca2aac293de8da4e102975d6ec4a

  • SHA512

    07e1e21335492bedb6eeba8ace5a81b735f8d211d5d118f353de6adc39caa3b52d661caf7d37ccf528ccb00317545833d681c052263260bd3ad6c83b1e8bded9

  • SSDEEP

    3072:bixrcYyNNBxIf58d6UuSMhXk22T94oz7vEEZzcEaJO:aANBxIxh0u4TSg7vECzcZ0

Score
10/10

Malware Config

Signatures

  • Gh0st RAT payload 2 IoCs
  • Gh0strat

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

  • Loads dropped DLL 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\8338240f4cba8d057eb3456311aa6b184378ca2aac293de8da4e102975d6ec4a.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2040
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\8338240f4cba8d057eb3456311aa6b184378ca2aac293de8da4e102975d6ec4a.dll,#1
      2⤵
      • Drops file in Program Files directory
      • Suspicious use of AdjustPrivilegeToken
      PID:3688
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k imgsvc
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    PID:3872

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        • C:\Program Files (x86)\Uqrs\Aqrstuvwx.bmp

          Filesize

          7.7MB

          MD5

          a487c09374621f2951a40d47710fa478

          SHA1

          8ea3d730282a27b115f86b82e4272f11c7b80710

          SHA256

          e30fd140e5f18f86fe381b2229fb79f5216912216471bf746d0c8c7057b30dd7

          SHA512

          6c5819ffef931de2d7a197c1bc5cae6dfb8157a0fec4a536353604045fbcb9e0f776ca29602d65b30a5c35c8dbaad41d336a8d28b4cc05bbf1a331702fe95eee

        • \??\c:\program files (x86)\uqrs\aqrstuvwx.bmp

          Filesize

          7.7MB

          MD5

          a487c09374621f2951a40d47710fa478

          SHA1

          8ea3d730282a27b115f86b82e4272f11c7b80710

          SHA256

          e30fd140e5f18f86fe381b2229fb79f5216912216471bf746d0c8c7057b30dd7

          SHA512

          6c5819ffef931de2d7a197c1bc5cae6dfb8157a0fec4a536353604045fbcb9e0f776ca29602d65b30a5c35c8dbaad41d336a8d28b4cc05bbf1a331702fe95eee