Analysis

  • max time kernel
    141s
  • max time network
    144s
  • 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 05:45

General

  • Target

    5f3fe297c995d67e1f15d3b4008799ab_JaffaCakes118.exe

  • Size

    2.5MB

  • MD5

    5f3fe297c995d67e1f15d3b4008799ab

  • SHA1

    b754a60b62b2b0666f7b16e4e7bef2648d13d08b

  • SHA256

    8cd65fa0fe39c3a8565911181e613eda2a69e6c85d310266fa65a988558cea3c

  • SHA512

    702539a62f5fba125fb711dfbbaa3ba530f2586f122d0ec9b7a1b8f27d6d13b989a2ee8be67a49768dacb70f7e875d4a5302e22cd1d14dde88a884dc725aa087

  • SSDEEP

    49152:LHLejUCiFInIfaFTWJPtgRgOLuuyC0ZcGJsVGKYejWULVPR5wX:LreECdFTWVe/y3ZmSEWUJPXwX

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 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\5f3fe297c995d67e1f15d3b4008799ab_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5f3fe297c995d67e1f15d3b4008799ab_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:4776
    • C:\Users\Admin\AppData\Local\Temp\3582-490\5f3fe297c995d67e1f15d3b4008799ab_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\5f3fe297c995d67e1f15d3b4008799ab_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      PID:752

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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\5f3fe297c995d67e1f15d3b4008799ab_JaffaCakes118.exe

    Filesize

    2.5MB

    MD5

    c020125148ed6e02ef8904d22ed80301

    SHA1

    0115feb85e529a5bd5fe704b677d03e4ba68ffa4

    SHA256

    4542be78d43d8a49df1a0222b6db2cef57025422d2208a903c9ce6ca83d487a3

    SHA512

    ea31bf79ba9c04087fe98345a3eb3e95a6e993441b19b72792e1e93aace5b8c16e6ff6df763e9a7138b3ce10252e469c6911c80064b4c16c3bfa5e0fc851f455

  • memory/752-129-0x0000000000400000-0x0000000000427000-memory.dmp

    Filesize

    156KB

  • memory/4776-128-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4776-130-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4776-133-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB