Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/08/2024, 10:17

General

  • Target

    95ace0badb8997a18cb9e6ff5c597b44_JaffaCakes118.exe

  • Size

    176KB

  • MD5

    95ace0badb8997a18cb9e6ff5c597b44

  • SHA1

    cb5816d87ef793c5c1f98c8915e7bf61c3052594

  • SHA256

    b2c94750640093d3db01376a8cc4f98f4d42cfc07ccf69a333587a6d5764255c

  • SHA512

    3cfe824108be02804616ebd6b64e204dc926731b2c27be778123ff9bdc4f998cc4382a238512cba0cb3363e993351f541a0de7e407c666263530fc9532249408

  • SSDEEP

    3072:Rp04IcfpHlp1D2KcwjIU2aTObcpT/pHkEAbN/yK/fObT/bGiCV/COqoSQmiBuAZ9:z04PfpHlp1KKcwjIDaTObcZ/pHkMK/fl

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 53 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\95ace0badb8997a18cb9e6ff5c597b44_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\95ace0badb8997a18cb9e6ff5c597b44_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5076
    • C:\Users\Admin\zoifih.exe
      "C:\Users\Admin\zoifih.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:800

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\zoifih.exe

    Filesize

    176KB

    MD5

    f25446de49632f656dd2f2a2bebc5420

    SHA1

    d407ce31057024924bfa8718d4478a3f869a203f

    SHA256

    6291a92e5b44dc8692a72672ed1b371d8ec1829727c5f36d23a55106bc69e3da

    SHA512

    d52aba2d717dc8ea70c3aa36d349b0e5a17b53490545d2a20249aa04f3022df5cb194c207f70e4f478116b46ac335e5c1f81d43b5eb002dea7193407e55a955b