Analysis

  • max time kernel
    104s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/03/2025, 19:57

General

  • Target

    JaffaCakes118_969257186c1537a81aa37f877db58e24.exe

  • Size

    70KB

  • MD5

    969257186c1537a81aa37f877db58e24

  • SHA1

    3846d38e63f24319aa154ad79ab3d3a92d2be22d

  • SHA256

    39df92cd92592d37b82677d317daa9dcb55fcf0f83eba0df5a03ebad0dc53194

  • SHA512

    9ab7e29acde9fd69b48c453ae6314a74182936c489c21c0f7289e709c5256afd242651ab4aa3570fa9a1cedc453f88a621322f185386af12e0cc18798551ff15

  • SSDEEP

    768:eyxqjQl/EMQt4Oei7RwsHxyP7nbxzOQdJ4teKafyVZOQdJFteKafyV:JxqjQ+P04wsmJCx24E824

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.

  • 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 1 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_969257186c1537a81aa37f877db58e24.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_969257186c1537a81aa37f877db58e24.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
    PID:644

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_969257186c1537a81aa37f877db58e24.exe

    Filesize

    40KB

    MD5

    6cefadbbcab8011a1a5599a5ec8a4c07

    SHA1

    41460b5a5ef4d1cf5a0b900d3ce0a3bfd1f6c3bc

    SHA256

    24eace1e5ad0a6559eb1b8ca53dceddff19875522a23330447e53283be57ecdb

    SHA512

    53e0ae77153c3b2cc8d3ebc3460ddc6ec665e28adeb8fa11b926c1bc9d56e746ac21dd99e742755b91bff88d6a815d4bcd42a8c706f5d86fbb4e4409f93944f0

  • memory/644-131-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/644-132-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/644-134-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB