Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-02-2025 19:51

General

  • Target

    JaffaCakes118_752495bb0c8cce837452f609aefb8872.exe

  • Size

    310KB

  • MD5

    752495bb0c8cce837452f609aefb8872

  • SHA1

    bdf8aff309dd7143b819172d77a6ab2c49ee1f73

  • SHA256

    45ba86e286db7adbe40ccb93156f29d55c3dfc79773776d4e8599267b5dde887

  • SHA512

    4a23239f9e42e6ea4ea364b7ebc6ee2b3dda5175b017ec349fac56dfb1e60dbaa6570655aa1e01ff5aa98186d8b2e73e4c5c1868501dee1077b38732402f332c

  • SSDEEP

    3072:zr8WDrCiwnbwUT8IUxkC+b53DU1rFh3FLvfLzo63JlPDZJoqLHYcrlwnxT1S1ZeH:PuFbwsX9bVIrpLvfLzoy7NJoqsJe2p

Malware Config

Signatures

  • 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_752495bb0c8cce837452f609aefb8872.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_752495bb0c8cce837452f609aefb8872.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:972
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_752495bb0c8cce837452f609aefb8872.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_752495bb0c8cce837452f609aefb8872.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3684

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe

    Filesize

    2.4MB

    MD5

    d9e8a1fa55faebd36ed2342fedefbedd

    SHA1

    c25cc7f0035488de9c5df0121a09b5100e1c28e9

    SHA256

    bd7696911d75a9a35dfd125b24cb95003f1e9598592df47fa23a2568986a4a9a

    SHA512

    134644c68bd04536e9ea0a5da6e334d36b1ce8012a061fa6dabd31f85c16a1ac9eee8c40fee3d55f25c4d4edf0672de8ce204e344c800361cbcff092c09d7a33

  • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_752495bb0c8cce837452f609aefb8872.exe

    Filesize

    269KB

    MD5

    fa9b0a52110616d5dd9bcd6632e198ab

    SHA1

    790c65e8e9f7750618d4e679161b1de4ee9357f5

    SHA256

    39cd5a49af4f8d9c142b1b21c39c8d350363feb9893ba8b3c573c06a5bf94f87

    SHA512

    693416d08d86d05d0ac72369d14029e1ff8b93a0f5f0bc151845025c09536832da59ad017c895b1e3ab4ba4e4a4353690ba09287be36a971981afb349789d539

  • memory/972-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/972-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/972-98-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/972-100-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB