Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-10-2024 19:20

General

  • Target

    4e9595cc6fdc6b91f8bbac5a85c706fe_JaffaCakes118.exe

  • Size

    1.3MB

  • MD5

    4e9595cc6fdc6b91f8bbac5a85c706fe

  • SHA1

    3d3a7715608c6c2b260f171289007738b53bc182

  • SHA256

    74c0f9aa5c72208dbc2a0503390ffaeb795cea3c02ff1d8444a8ec9355c1bd4d

  • SHA512

    bac7bb0b5bfff2096b4659e866a3580aeeb6d249a0b69815dbe0075391f1d98a7a4d6b9c69e37c4d53a4b577b638305a4b379e28792ccac4fab8f81052b2473b

  • SSDEEP

    24576:Eml4utdxWeUzKD3Hivk4VqA3EbpWTf5RwajTgaKQb+hFX8FXf:EYxLF3Cvk4DEbETf3TgaHKhFX8FXf

Malware Config

Signatures

  • Neshta

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

  • 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\4e9595cc6fdc6b91f8bbac5a85c706fe_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4e9595cc6fdc6b91f8bbac5a85c706fe_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:3356
    • C:\Users\Admin\AppData\Local\Temp\3582-490\4e9595cc6fdc6b91f8bbac5a85c706fe_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\4e9595cc6fdc6b91f8bbac5a85c706fe_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2492

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\4e9595cc6fdc6b91f8bbac5a85c706fe_JaffaCakes118.exe

    Filesize

    1.3MB

    MD5

    45856ce26739741c89e41048ab54b9be

    SHA1

    74bfcc84fad1ae4dc69ef115afc0c99797f4b89d

    SHA256

    536c3e4fc136a3dbaa157850d322db0c06c67e73e67d7baf1003114b556ff45d

    SHA512

    56a6b202f9b1e44a9466bebe0c4e9b0d32bfc7654ef9ca0a93678c3f6c250188650cd1d6fe0cf287ea1c48554287727e06ccd82c7305fa50a69f2aca3541cc3d

  • memory/3356-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3356-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3356-99-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB