Analysis

  • max time kernel
    142s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-07-2024 05:07

General

  • Target

    5f2241987f7e8cad4b7037b6b2c0ef56_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    5f2241987f7e8cad4b7037b6b2c0ef56

  • SHA1

    98ce2a66f2aef93dfa9725d5462a27ee4b9d919a

  • SHA256

    7fac73a2064166964a93b8127037107dfa15ae7529572b0e8179e0751050609d

  • SHA512

    884e74dd21cc9e65fcec4de94b58780f1d81170eff8fb135a9e58ccb95ff2d62c498d37ef29b3a10504637a38c3a1412c60acb2e1463900e9f2229caadcaa347

  • SSDEEP

    24576:IbekYkfohrP337uzHnA6cgqpeEFHR9vZaQOSn+5JhWsIC8UUDEx9+rO:I6ZlrP337uzHnA6cXnHvRLOSn+NxNKO

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.

  • 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 2 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).

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5f2241987f7e8cad4b7037b6b2c0ef56_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5f2241987f7e8cad4b7037b6b2c0ef56_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4972
    • C:\Users\Admin\AppData\Local\Temp\3582-490\5f2241987f7e8cad4b7037b6b2c0ef56_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\5f2241987f7e8cad4b7037b6b2c0ef56_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      PID:2576

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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\5f2241987f7e8cad4b7037b6b2c0ef56_JaffaCakes118.exe

    Filesize

    1.0MB

    MD5

    2244f90178901cc657de56e0720efffe

    SHA1

    3b2a8776211a1d75b42074c1d1edea8a9e84d05b

    SHA256

    0183b1aa5e1443d8f1be49138247510d4b5d29f3e9aa6ea615faa1b7dbdf0448

    SHA512

    0321a6eb3ea5d6168980055c4af7f41c5ec27cb8e3b26f1ea533b92f6a866c2fa4ebb648438a50505244eaa711df66ac6dccd1375374c07dbd2013585e9c33df

  • memory/2576-12-0x0000000000700000-0x0000000000701000-memory.dmp

    Filesize

    4KB

  • memory/2576-97-0x0000000000400000-0x000000000051A000-memory.dmp

    Filesize

    1.1MB

  • memory/4972-98-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4972-99-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4972-101-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB