Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-07-2024 15:04

General

  • Target

    63a86845cc23e06cfa26b248e3c5079e_JaffaCakes118.exe

  • Size

    615KB

  • MD5

    63a86845cc23e06cfa26b248e3c5079e

  • SHA1

    cb2430f94a8495138183736f631382d509b8c267

  • SHA256

    0932afbcddb48d84425d1f0dbc3984e793cd6bfae2881647cf234649de8240a5

  • SHA512

    c4dfb14c982d58f52612e22da83b35b8f3029ce9cf61b39e6ea67084cb3771a79f7d3393a8e2fa220ea0afe8c8bfd8e62330a67127799b6dc1c43aad12781042

  • SSDEEP

    12288:GBwSyfEIH+Er3YDu8428uomv0DfLjFcpKuEWxKxfZRhGoi8IKCKyqy:GSSbIeQ6Vo5LKeH7GoHC9b

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\63a86845cc23e06cfa26b248e3c5079e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\63a86845cc23e06cfa26b248e3c5079e_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:116
    • C:\Users\Admin\AppData\Local\Temp\3582-490\63a86845cc23e06cfa26b248e3c5079e_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\63a86845cc23e06cfa26b248e3c5079e_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      PID:1104

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\63a86845cc23e06cfa26b248e3c5079e_JaffaCakes118.exe

    Filesize

    575KB

    MD5

    f4595f0c2e83471b8bbedd7cd825f539

    SHA1

    a41a13e25093e4399bc9031087f5e046c4a4fddb

    SHA256

    20bc2344acc93d9e2eb208545e7758b881bb74337a4db12c01ee2e139341c35c

    SHA512

    b39b01a2e7c06c8d1db31e9b9102b9b8e0c7c36e6bc24afa6ec5a724dbccc4cb08be026a8cf328b08f82acac243ecbd19ad958fbd96461060d2fdb8af76f629d

  • memory/116-92-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/116-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/116-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1104-93-0x0000000000400000-0x0000000000410000-memory.dmp

    Filesize

    64KB