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Analysis

  • max time kernel
    141s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    25/09/2024, 08:56

General

  • Target

    f5a56b83bc5e9ee0dd18d4685b9e1669_JaffaCakes118.exe

  • Size

    187KB

  • MD5

    f5a56b83bc5e9ee0dd18d4685b9e1669

  • SHA1

    3fe96db022d54472f92cc046981dbc2cd9cba49b

  • SHA256

    4b69f88b0aa9157bab884cd8af64c315998d94ac6bcf875c4737e6fe35ba9be7

  • SHA512

    4af93bef311980320689b831c5b423fe6be6f88503e29fca05764fb213b4156ee4215743bc487ea624811a3363015f526f2213fe2584a9cbe36b8753a60d1a35

  • SSDEEP

    3072:Bd+QJz+sQsGs3gU6J/CW+1V2WGmRtC0VnZ3Nl8xHmAWL:Bd7aU6Jqf1VxG2C0VZ3Ncf8

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 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 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f5a56b83bc5e9ee0dd18d4685b9e1669_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f5a56b83bc5e9ee0dd18d4685b9e1669_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1884
    • C:\CZY.EXE
      "C:\CZY.EXE"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2740
      • C:\CZY.EXE
        "C:\CZY.EXE"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2708
    • C:\CZY2008.EXE
      "C:\CZY2008.EXE"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2988

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\CZY.EXE

    Filesize

    80KB

    MD5

    0ced035763b99aa9a7db861d6054ed77

    SHA1

    f924c36203918d6f79698793431eb5ed5359d0b0

    SHA256

    ac390f581121cb3dac6660db000b7a28a954e7a54c215ffafbdad3372cd0e658

    SHA512

    f0fbc97ccc802b0d7e88255a88ae964f77d2bb6b9c3f151daf6f3cd7bcc0f0babf48d38c59e8ccb616b381c4257ee1ab817445aafe7cb18e90490515be95c864

  • C:\CZY2008.EXE

    Filesize

    34KB

    MD5

    a0507239adad53ba7d98b365eb27bd52

    SHA1

    7ccf3686de07b2332a81d303361525ec294851fb

    SHA256

    6b873f0ddaecfd02dfd44dd235e9261ae7de845160118aa41cbe1bf659a8291e

    SHA512

    44707623384be0d167e9abb717505a9e84603e568b85307d792d7f147e1189ef10ccd3711ca91e1b6dcbbb602d25696603b1e84faa62103949c62fc59cb8c304

  • memory/1884-16-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/1884-1-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2708-19-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2708-35-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2708-30-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2708-29-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2708-27-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2708-21-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2708-24-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2740-37-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2988-23-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2988-26-0x0000000013140000-0x0000000013167000-memory.dmp

    Filesize

    156KB

  • memory/2988-18-0x0000000013140000-0x0000000013167000-memory.dmp

    Filesize

    156KB

  • memory/2988-38-0x0000000013140000-0x0000000013167000-memory.dmp

    Filesize

    156KB