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Analysis

  • max time kernel
    93s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/11/2024, 15:22

General

  • Target

    9589c13eb8f5168f4ae1c720d3c7c798_JaffaCakes118.exe

  • Size

    1003KB

  • MD5

    9589c13eb8f5168f4ae1c720d3c7c798

  • SHA1

    a2f292df367020686722fa3f77241e3c3642e2de

  • SHA256

    d2998e3d83ba70b29a9bbdcf10b95d334f71a2625bcd8877143c7f24a57f3bf6

  • SHA512

    502c7d09af4c1b2628496fb2b0b90f5e836a9cf7d135c4f38a22aacad25c0e510f2feed2abb55bb565f88f18b6dbb04544d5516ea0bc8d90d50b4a7dbd7fcc4a

  • SSDEEP

    24576:NEOkNzbZrPC37HzH1A6/flFCXVoEluUMJNDExlVG:Nv8rPC37HzH1A6/CJuUPC

Malware Config

Signatures

  • Detect Neshta payload 4 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Neshta family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 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 2 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9589c13eb8f5168f4ae1c720d3c7c798_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\9589c13eb8f5168f4ae1c720d3c7c798_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3532
    • C:\Users\Admin\AppData\Local\Temp\3582-490\9589c13eb8f5168f4ae1c720d3c7c798_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\9589c13eb8f5168f4ae1c720d3c7c798_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4888

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE

    Filesize

    86KB

    MD5

    3b73078a714bf61d1c19ebc3afc0e454

    SHA1

    9abeabd74613a2f533e2244c9ee6f967188e4e7e

    SHA256

    ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

    SHA512

    75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

  • C:\Users\Admin\AppData\Local\Temp\3582-490\9589c13eb8f5168f4ae1c720d3c7c798_JaffaCakes118.exe

    Filesize

    963KB

    MD5

    d93ec728b2d537e36f5dab86f12143a5

    SHA1

    4f13d4d2eab462c4d56a4628d03caa7b2be8f1bd

    SHA256

    85e1e0f95ad4378277a5277ec9252200663fb2ed4400bf9cbedcdf38ef7c9c0d

    SHA512

    bb49f105964f4a8c2b4c0d36a2b32674e629edeae1355d85c3feeab804940515e94400f767d25f31a1a6cf6bce36476c8d1d64f826dfc1e705e57be4788f65e4

  • memory/3532-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3532-98-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3532-100-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4888-12-0x00000000022A0000-0x00000000022A1000-memory.dmp

    Filesize

    4KB

  • memory/4888-96-0x0000000000400000-0x0000000000501000-memory.dmp

    Filesize

    1.0MB