Analysis

  • max time kernel
    143s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-04-2024 16:35

General

  • Target

    f17ff9608a0dad9bf419eafe1e8def3f_JaffaCakes118.dll

  • Size

    164KB

  • MD5

    f17ff9608a0dad9bf419eafe1e8def3f

  • SHA1

    b42d4762eda56b0b4f1102362c77189d535a7d6b

  • SHA256

    a7a09f3a2c96aa2fd5e0dca7114ee501e539b34839cc37688fef9e4010184693

  • SHA512

    bd80c133002bc2a2e6dee4787e069417d9b95a202d2be2e2a1934f826a225011fdfb68485d64984e00bc727ca74e99627ebbf204420e8924e95c75d374e2c821

  • SSDEEP

    3072:7hLiLOigQV9U2Kfjy62NDpVcN1cnurjXuNW0KL3yQv5lz:VLeOQP3Kfcp4cMjXuNkLL

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Modifies registry class 5 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\f17ff9608a0dad9bf419eafe1e8def3f_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4832
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\f17ff9608a0dad9bf419eafe1e8def3f_JaffaCakes118.dll
      2⤵
      • Adds Run key to start application
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      PID:1300
  • 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 --no-appcompat-clear --mojo-platform-channel-handle=4036 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1944

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads