Overview

overview

10

Static

static

3

ac3e5e9180...18.exe

windows7-x64

10

ac3e5e9180...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/08/2024, 19:19

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General

  • Target

    ac3e5e9180bd059b3853c0dce020221f_JaffaCakes118.exe

  • Size

    124KB

  • MD5

    ac3e5e9180bd059b3853c0dce020221f

  • SHA1

    26bbf3286acf28767a0b575013ae53c04fc1a715

  • SHA256

    ccb1d707be9bcbb0439d6827b13bfb79bc6f15e8daad0d14d3b83647f19e3d89

  • SHA512

    52875a85417724f83371eddbda9c22b8de275d7b6c61357b70806d8fc88bd09a95fba3558581ece1fe956922c7b7de51a721ad9eff39f3e897d7fd784d5345f1

  • SSDEEP

    1536:vREghwRhqbuBxeDtMYHa27J14ltxporZ45i8NeG0h/l:ZEghwRhqbkeV6gJ1uCt45yt

Score
10/10
discoveryevasionpersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • 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 52 IoCs
    persistence
  • 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\ac3e5e9180bd059b3853c0dce020221f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ac3e5e9180bd059b3853c0dce020221f_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:1652
    • C:\Users\Admin\ziaivu.exe
      "C:\Users\Admin\ziaivu.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:3920

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\ziaivu.exe
    Filesize

    124KB

    MD5

    bbd20aa1a7df72781d3f774faf2c03ba

    SHA1

    db1f86fda8bb7954d6fbaf07a6b49333e70c04ad

    SHA256

    20664f832eb9b87863851a86a0bfab484b08a737fa3b43c43199c1fb8dd806bc

    SHA512

    36bf9af76b0bc717df3c230c58e81b1c3130eef544da99a4e891ada6a08e0802ba8ed2323241d75ec6636455eb8213f096ca95d90ab80c0ed795491a1f448425

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