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Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02/10/2024, 11:40

General

  • Target

    0a77f82041ade700f5d2d8a0bdf45b13_JaffaCakes118.exe

  • Size

    836KB

  • MD5

    0a77f82041ade700f5d2d8a0bdf45b13

  • SHA1

    098583641ad0ab142e92ffe0e32352a3843b3c0c

  • SHA256

    87f1e8e4d61132e6d29616a8b5da257771c4e557e826a72609dbf98a12115b2a

  • SHA512

    b78af7029c68c7eafdad5af3e001a7f2f7bb30d121922ce702566f80440338e6b9f83360a80ba96c917cda8b3d2daa7656eb07bf7fedbad72e1ad5cbe2ba2f18

  • SSDEEP

    12288:jt0VPFfsKAkrbPl7cHANUTNhG2HANUTN+V:SFksbMGrV

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.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0a77f82041ade700f5d2d8a0bdf45b13_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0a77f82041ade700f5d2d8a0bdf45b13_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2492
    • \??\c:\Windows\(null)0.exe
      c:\Windows\(null)0.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1728

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\(null)0.exe

    Filesize

    836KB

    MD5

    0a77f82041ade700f5d2d8a0bdf45b13

    SHA1

    098583641ad0ab142e92ffe0e32352a3843b3c0c

    SHA256

    87f1e8e4d61132e6d29616a8b5da257771c4e557e826a72609dbf98a12115b2a

    SHA512

    b78af7029c68c7eafdad5af3e001a7f2f7bb30d121922ce702566f80440338e6b9f83360a80ba96c917cda8b3d2daa7656eb07bf7fedbad72e1ad5cbe2ba2f18

  • memory/1728-12-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/1728-11-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/2492-0-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/2492-9-0x0000000002670000-0x0000000002761000-memory.dmp

    Filesize

    964KB

  • memory/2492-8-0x0000000002670000-0x0000000002761000-memory.dmp

    Filesize

    964KB