Analysis

  • max time kernel
    138s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-06-2024 19:35

General

  • Target

    002a502e8e540c416958e6888d27ff3b_JaffaCakes118.exe

  • Size

    188KB

  • MD5

    002a502e8e540c416958e6888d27ff3b

  • SHA1

    adcfd9208477729279ed11cb7772aa4f11937a83

  • SHA256

    baa97e88cc53dd0fed07abd7004167573add743f30cbd909deb266bffd2f9f58

  • SHA512

    cb1a4df4374bd3131ac554b061288406e16a0d23637fc430af220c7924b7136ab52f6784243b7b36cf7189123af3ca7f67d340b0e1794a0dfd7b08ed2ca29ca8

  • SSDEEP

    3072:kDSE0YBpqm6AbJvKK7csxk5gyMLAFAh/I/g1V8clpxRf0eqedka1:m0YBpq9kEKLk5zMLAehKgNH7seqikM

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
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 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 Program Files directory 1 IoCs
  • 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 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\002a502e8e540c416958e6888d27ff3b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\002a502e8e540c416958e6888d27ff3b_JaffaCakes118.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    PID:2024
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k netsvcs -s fastuserswitchingcompatibility
    1⤵
    • Server Software Component: Terminal Services DLL
    • Sets service image path in registry
    • Deletes itself
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Checks processor information in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3452
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=2732,i,11069752405888604640,8928124405695604965,262144 --variations-seed-version --mojo-platform-channel-handle=4168 /prefetch:8
    1⤵
      PID:1032

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \??\c:\progra~3\drm\htjux.bmp

      Filesize

      152KB

      MD5

      295c0774a173abe5f8784d288d1ac0a8

      SHA1

      cbe73bc62cbc8128e1c8473302cb1fbb277be3b6

      SHA256

      d9ffb27333853e4bbb31234fb2327c95f8999a79422cdd05f4eba0df664b4b3d

      SHA512

      5d57d3c5b53ae4a32523dbca051420ae443458539b10a57b726669d8f7cea8ec89de1bc523f0d8ad4fe75255b7921987d237403176974b59339b0d358dae716a