Overview

overview

10

Static

static

3

04fac6df61...18.exe

windows7-x64

10

04fac6df61...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/10/2024, 08:11

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General

  • Target

    04fac6df618b58221991b30c3413716d_JaffaCakes118.exe

  • Size

    125KB

  • MD5

    04fac6df618b58221991b30c3413716d

  • SHA1

    e68e2a6d4bd5287fe8f041b6937305068a044f02

  • SHA256

    f5d3fbb43c093db633b39a6198dbe44685eea757c4cc0a70de2dfcbd009be492

  • SHA512

    44b722902e72dd5752e438e1cca5aeab333912ae2d2206e1b32e17589ecd25b027ca2bb49de691b041c79d7bd6ce892e0f5ef23947a0c19950eefc00e0efe02d

  • SSDEEP

    3072:MXYpLDuLE2goAIl2EwrLSm5WLyD1v6jVAfunNg4K7QmcY+MZGQ:zpLDuLE2gRGoXr5Gyhv6jVAfKglLZG

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 2 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\04fac6df618b58221991b30c3413716d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\04fac6df618b58221991b30c3413716d_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:1924
    • C:\Users\Admin\Admin.exe
      "C:\Users\Admin\Admin.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:3136
  • 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=4388,i,11708048364682646792,608099842549576907,262144 --variations-seed-version --mojo-platform-channel-handle=4372 /prefetch:8
    1⤵
      PID:3300

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

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

            125KB

            MD5

            e540cbc4cf37769f9052f06245b7b618

            SHA1

            21d67b129284abe2c8a287f795ba042a0e2b6582

            SHA256

            7cee1b3123553a4763baa22056c3c815001f66c2872a0f94156c8b390cf76cc3

            SHA512

            ac40b6baf17df34d4b348cdf9cb4e870456ad073de68e504eef41fc35bc58ecbd9fc83177fa617de37f98e1aaf31c7a7ec61dc9ef5aed7b6f88fa3b8be20630f

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