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Analysis

  • max time kernel
    150s
  • max time network
    43s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    27/01/2025, 17:31

General

  • Target

    JaffaCakes118_42130d5a7889059be4f6ffef613d7b86.exe

  • Size

    96KB

  • MD5

    42130d5a7889059be4f6ffef613d7b86

  • SHA1

    0dd11354487f05665517edcb7054a592f4ee48b6

  • SHA256

    10fc1455dc00058a2ccf919a44ac1fb2b6bd3045a8f5498ac2d78637eff434c7

  • SHA512

    038dcd97b92a1fabf9fbe3e75ca9cf10771e5deaef1f97913bd67a29c083ac9efeef5a9d087e8eb7a98ff0331cc85dda4acf3d33afbbeac7eb6044f2c509b1bc

  • SSDEEP

    1536:mKFusSx9qYMhdFHS8qdydo3nTzhYxJA+CwNUtBZVY9v8prOVhEr/DcYWw:mQS4jHS8q/3nTzePCwNUh4E9OV2bNWw

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.

  • Gh0strat family
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in System32 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 18 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_42130d5a7889059be4f6ffef613d7b86.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_42130d5a7889059be4f6ffef613d7b86.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2044
    • \??\c:\users\admin\appdata\local\dgpljnkgsi
      "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_42130d5a7889059be4f6ffef613d7b86.exe" a -sc:\users\admin\appdata\local\temp\jaffacakes118_42130d5a7889059be4f6ffef613d7b86.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2156
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k netsvcs
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2168

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \??\c:\programdata\application data\storm\update\%sessionname%\cnfxp.cc3

    Filesize

    21.1MB

    MD5

    a80b01c258dc3743c6eed56dbdca6d3e

    SHA1

    27e3300e901b01e571549baa639dee3bf738557e

    SHA256

    f44b5ace886094f639105724cef1301b240a918f29b750188792f80d3477a3b0

    SHA512

    77362d0207d2dd31a0a1f108ecd9ef2d2abf8274ab5cfe0fb88df596c6946f917485317a48aa2cc26ff3d5b3e552c3b050f6b54b037fad865285eb51fe38f683

  • \Users\Admin\AppData\Local\dgpljnkgsi

    Filesize

    22.6MB

    MD5

    f08ec368e384a359fbd29886e9dd7be8

    SHA1

    1ceb351b64a6eab3e248a043bf265dfc0b757bdd

    SHA256

    2b3579e4933f59e91e8c7ddd3e9c87c9dbd666abfd77ba1a5deec995367d3403

    SHA512

    017bd96cb7ccf3d196ab133758749fd8f670f72bfd1c736cb3e66388a63bea8beca365e6032b397866932dd9e64221df81080962a0d35c6471cfe0764ee1e0b3

  • memory/2044-0-0x0000000000400000-0x000000000044E2A4-memory.dmp

    Filesize

    312KB

  • memory/2044-2-0x0000000000030000-0x0000000000031000-memory.dmp

    Filesize

    4KB

  • memory/2044-9-0x00000000003B0000-0x00000000003FF000-memory.dmp

    Filesize

    316KB

  • memory/2044-15-0x0000000000400000-0x000000000044E2A4-memory.dmp

    Filesize

    312KB

  • memory/2156-17-0x0000000000400000-0x000000000044E2A4-memory.dmp

    Filesize

    312KB

  • memory/2156-16-0x0000000000030000-0x0000000000031000-memory.dmp

    Filesize

    4KB

  • memory/2156-22-0x0000000000400000-0x000000000044E2A4-memory.dmp

    Filesize

    312KB

  • memory/2168-25-0x00000000001F0000-0x00000000001F1000-memory.dmp

    Filesize

    4KB

  • memory/2168-27-0x0000000020000000-0x0000000020027000-memory.dmp

    Filesize

    156KB

  • memory/2168-29-0x0000000020000000-0x0000000020027000-memory.dmp

    Filesize

    156KB