Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-10-2024 03:03

General

  • Target

    29aa9c4be6616e48f041f9f81dedb75e_JaffaCakes118.exe

  • Size

    672KB

  • MD5

    29aa9c4be6616e48f041f9f81dedb75e

  • SHA1

    4aa2643ae02f690c9b6220f422927d0956a4914c

  • SHA256

    0176bb4179cbc06415449611666ee9035bcc564a554d449f5404363a05bfdfbb

  • SHA512

    e911d3652e8e4dc55ecd625e8f589833d5a2f51b91f90374ce96dd4caf9ff76f6c2b3cdaab7896d9fa213f9d4d440505c1d292c5c1f2e163423026e822e2148a

  • SSDEEP

    12288:8kQ4PIcBqHybSce3dhPq5nd+qsT1Z7LrA2rItSaItS/:85QIzHyuhiDyrProSaoS/

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 9 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\29aa9c4be6616e48f041f9f81dedb75e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\29aa9c4be6616e48f041f9f81dedb75e_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5008
    • C:\Users\Admin\AppData\Local\Temp\¼¦¸ç¸ßÊÖ¼üλ±ä»»(ÐÂÊÖÎóÓÃ).exe
      "C:\Users\Admin\AppData\Local\Temp\¼¦¸ç¸ßÊÖ¼üλ±ä»»(ÐÂÊÖÎóÓÃ).exe"
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      PID:116
    • C:\Users\Admin\AppData\Local\Temp\ÐÂ!¸ßÊÖ¼üλ±ä»».exe
      "C:\Users\Admin\AppData\Local\Temp\ÐÂ!¸ßÊÖ¼üλ±ä»».exe"
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      PID:2536

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\¼¦¸ç¸ßÊÖ¼üλ±ä»»(ÐÂÊÖÎóÓÃ).exe

    Filesize

    53KB

    MD5

    7577313a4d641886e0ad54ebbcdcabcb

    SHA1

    8dfc408292357397130b6f5950a49ebac6ffb568

    SHA256

    6cc49a1ab3c9553d81d0056e875776389e5c052fa9fbe202be1ad3e0980c7d0e

    SHA512

    386ae7f42f13d953c9103d2eac8aee381efac341b3f4241f35429f5d68651adfb6803e01512c067dfbb288957caa1cf6b3346e85f8b7b37ed09bfaed30df0cb8

  • C:\Users\Admin\AppData\Local\Temp\ÐÂ!¸ßÊÖ¼üλ±ä»».exe

    Filesize

    52KB

    MD5

    069fa268827d3ee36d680a606c5a7da3

    SHA1

    d63c6761615d64ac6c0d5f7368716ae22cbf8024

    SHA256

    3d3bd4691ae6596d7e5eb46857417cf70a74a07a3cc10583eccadeb4cd3595fd

    SHA512

    4dea24f3d2d4692fab4714991a70fb37f5bcab80578ceeff107b9a1b4646c22465be099144576980acde529840f13dec6c09f1d2c65c36c7ada6fd6ec67a060d

  • memory/116-11-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/116-20-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/116-25-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/116-26-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2536-18-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2536-22-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2536-23-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/5008-0-0x0000000002230000-0x0000000002231000-memory.dmp

    Filesize

    4KB

  • memory/5008-19-0x0000000000400000-0x0000000000494000-memory.dmp

    Filesize

    592KB