Analysis

  • max time kernel
    94s
  • max time network
    150s
  • 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 19:31

General

  • Target

    96c3c98977f0bf2c007cb63e7fce9867_JaffaCakes118.exe

  • Size

    287KB

  • MD5

    96c3c98977f0bf2c007cb63e7fce9867

  • SHA1

    7746d2b92146fbcb67120d9b18a0bd516d206d2e

  • SHA256

    87372d58f27ebba0c167f3a9737ae0f33a791b49705b86d4c6ba5d3d55ab3f18

  • SHA512

    be2678304c4c0e3fc8d0f8689aba5ecaf9ccee068b4a7c8ff43c8fcbff4589185745fdca69552531ba106f98d19d222aa5583b5d18a724c919b7e7c808abf5d1

  • SSDEEP

    3072:sr85CZlhvomgzwrM6qbsj9LJ1JQax6uNwr73O/yIC/tJ469TJmS3WuhnqaS2XtZW:k9Z/Qzxbm9rJR646aRGnqaS2XLW

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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\96c3c98977f0bf2c007cb63e7fce9867_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\96c3c98977f0bf2c007cb63e7fce9867_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:1600
    • C:\Users\Admin\AppData\Local\Temp\3582-490\96c3c98977f0bf2c007cb63e7fce9867_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\96c3c98977f0bf2c007cb63e7fce9867_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2900

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\96c3c98977f0bf2c007cb63e7fce9867_JaffaCakes118.exe

    Filesize

    247KB

    MD5

    38df6f0664b8a65b12c1e47b298f58b9

    SHA1

    bcbd5a97bb157f708ea027e34d7815b68dbcf3bf

    SHA256

    75dad50e8215701ed7d064be09ec202d337ac10c3c5f90562d8ae32ba1f22cf6

    SHA512

    b5c9808365434c40c583d5de4560e67cf12b23d38a922cb4c0af549dd10c55d8f1d0914fe1fec05b2641247113f8394d338b8f262e1520316b56adef0089e225

  • memory/1600-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1600-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1600-98-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB