Analysis

  • max time kernel
    149s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-07-2024 02:01

General

  • Target

    65b6df4678663f5d41dee660d23e59fc_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    65b6df4678663f5d41dee660d23e59fc

  • SHA1

    d2ccfc9a0aa58c954e06b5fcc9a22d56b22294cb

  • SHA256

    9288f6096ac3eae281d4c3b442896872aaba4c214a98d99fcf74e8481a774796

  • SHA512

    9d1547e6b0e8cb868d452936d1be14b0dd6f6eadbaa1065581186b1d53532e48826df8377cebce28ed09662feee2b220087e5f0e7961dd0c4632352c4eaf571a

  • SSDEEP

    24576:Yd423GqsJihgOjXBNIK5eqDZHfHJ6q2WQg+CykMB36I6xtZ:52XsAQ1qf2WQ/mMoIE

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\65b6df4678663f5d41dee660d23e59fc_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\65b6df4678663f5d41dee660d23e59fc_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:3508
    • C:\Users\Admin\AppData\Local\Temp\3582-490\65b6df4678663f5d41dee660d23e59fc_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\65b6df4678663f5d41dee660d23e59fc_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      PID:3028

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\65b6df4678663f5d41dee660d23e59fc_JaffaCakes118.exe

    Filesize

    1.1MB

    MD5

    18ca87c74bc5b46e08bbeeb65342bdd2

    SHA1

    9da95668155747b3ade7397eb1100bcb2052a0f1

    SHA256

    fef66546e2cc459e1ba7b0a3bda6db2ac2ace2d7eb61c7221d2408bc1b477f10

    SHA512

    e48de4afbda3525ced851d4ad00c2ecbd7efe9cd3756a8dd287c3052078d6d7b2d7f818b45c266f52c11fe72683cb178bd1686f9fa1e31e80017c6ab43df078f

  • memory/3508-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3508-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3508-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB