Analysis

  • max time kernel
    93s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-06-2024 01:40

General

  • Target

    934e20907cb0dfc181931301ef4c56d8_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    934e20907cb0dfc181931301ef4c56d8

  • SHA1

    67f60d87ec04aa0ce942962ce1ee68afed245c35

  • SHA256

    c4afee9a75767dc43d5054a38928d884949a7626d3c3b514090bfde20d4224e2

  • SHA512

    da72844979883088763ce2f596bf187e62456ce673a053c227127b39bea9a24abd90684b72887cc8bf0d277d97b4bbae3c7fac30331258d5adc8669a05844971

  • SSDEEP

    12288:WsM+aTA3c+FK1vrlVYBVignBtZnfVq4cz1i5pP9kPQ7D:tV4W8hqBYgnBLfVqx1Wjk2D

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 37 IoCs
  • Modifies Internet Explorer start page 1 TTPs 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\934e20907cb0dfc181931301ef4c56d8_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\934e20907cb0dfc181931301ef4c56d8_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Modifies Internet Explorer settings
    • Modifies Internet Explorer start page
    • Suspicious use of WriteProcessMemory
    PID:1820
    • C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE" -noframemerging
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:924
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:924 CREDAT:17410 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:3208

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

    Filesize

    471B

    MD5

    e7ed3dfdfc81ed8e5a7156e46a067388

    SHA1

    7f3c13860a43dc2ba075379341eee9fa4bc70079

    SHA256

    41e05814fbfd259731f667d36ddcc1aeaa0bd59546a514ea03a90f681004b6d7

    SHA512

    14d4d01a6fc15476d91a30a8d0698bef051c6b435eaa038216d696036b5c861ad2207695d885e5e8fd5fbe2738756845612082926785a25389067c79ce040465

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

    Filesize

    404B

    MD5

    b6d7e2b91791a08b5d982e5319622db6

    SHA1

    5dad899edf53257fd1deaec71c989c3593f80abc

    SHA256

    a7d2abdde473a9850da428b144488b4892271196d0429ff915772e35d89c3e57

    SHA512

    8e37eafa5ca8e802f2571098a4db37bd6242c36625e093703c546966797053257a806b4ae752af5b71fec3d413d1829c7e670f00976d480793a53ed1a65ed00c

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\Y3NRRTXS\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee