Analysis

  • max time kernel
    148s
  • 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
    03-01-2025 05:05

General

  • Target

    JaffaCakes118_6a672f3949c9efdcaa0b4601cfacbb90.exe

  • Size

    1.4MB

  • MD5

    6a672f3949c9efdcaa0b4601cfacbb90

  • SHA1

    9070ad562c392da29682049a48728e9b7370c4ac

  • SHA256

    d8d28dc4b260ad3e163f383d39ad458d324c122e3876a44d83f4852d3644c3d9

  • SHA512

    7b4708694c6007f870c40a85f63c49050610aadbdad2a1a91b197e2812fb759e9ef93bb26c819e1aad9ac020390f981d5dbc00973de2d6ce15b3d966cab05059

  • SSDEEP

    24576:fbCGRUXBwnyGx2nHEWmDxrmWAtL6hMT9Q2lFT9L87OpSdeT6z2R:l8EgnkFy7NlTH5L87OpSdeT6zc

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\JaffaCakes118_6a672f3949c9efdcaa0b4601cfacbb90.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a672f3949c9efdcaa0b4601cfacbb90.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:1212
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_6a672f3949c9efdcaa0b4601cfacbb90.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_6a672f3949c9efdcaa0b4601cfacbb90.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3204

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\JaffaCakes118_6a672f3949c9efdcaa0b4601cfacbb90.exe

    Filesize

    1.4MB

    MD5

    a6af8a472e6e0c2bcc6917a105d50eb4

    SHA1

    341e9e043d858bfe6f737572fc915598054f1576

    SHA256

    14934488e23c1e7f30929976d4b16f3b678cb670d4e2a9205c3f971ed60be88c

    SHA512

    df45b8da867bedd1b16015e10fd19ecc99db5ec1f429c4f359ecb057d7088bfdd6c981fb7de4179edaa0969e77950412895622e4a3170ce7d43710141cc083ca

  • memory/1212-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1212-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1212-99-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3204-12-0x0000000000710000-0x0000000000711000-memory.dmp

    Filesize

    4KB