Analysis

  • max time kernel
    100s
  • max time network
    145s
  • 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 10:18

General

  • Target

    JaffaCakes118_6bedfb631276f2473c09cf58bf7018f0.exe

  • Size

    383KB

  • MD5

    6bedfb631276f2473c09cf58bf7018f0

  • SHA1

    69c02a71d7409ba2a0a6a40239108ebe1d30c912

  • SHA256

    02473e71975390c9e7b1d9bdceab0ba8a90ccd103b0e3662fc5c78dfb03c48f9

  • SHA512

    085334fe4a914f381ef7565c8b2c10d05d331ca415153a67084b6d2da2e2dcfd4dc3b21741a132ee511a102f2e6eeaa9c160791c06dbb352104fd331b0ba7338

  • SSDEEP

    6144:k9DmWQU6iXXKQDMoBgsEBxy7eVRgYA+VwUpVmfWi9dL6+BEkMiiMgYo:MzQU6gKQDMwgspH+VVpVmfhBfMiiMgYo

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 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6bedfb631276f2473c09cf58bf7018f0.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6bedfb631276f2473c09cf58bf7018f0.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:536
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_6bedfb631276f2473c09cf58bf7018f0.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_6bedfb631276f2473c09cf58bf7018f0.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3280

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_6bedfb631276f2473c09cf58bf7018f0.exe

    Filesize

    343KB

    MD5

    7e822fcae2b1f22946673b40b33667e3

    SHA1

    d2e008d26a2c011493abb3763347ef7db24fbcee

    SHA256

    ec211cd05dbc999c9dd61d20995a2c2106ae6d66ba11e3fa933366ae99531e66

    SHA512

    9b65e0224f2a428d94720eec7024bb2d7cfb393a57e4fff4cd95874154d816177cac79cbe2bb00c70f18458f4403aa770f4a73625db3e1079c3659acf9574f7f

  • memory/536-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/536-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/536-99-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3280-12-0x0000000002CB0000-0x0000000002CB1000-memory.dmp

    Filesize

    4KB