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Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/11/2024, 03:54

General

  • Target

    a5c441f27fcbd362b5a3c9dec784e4dc_JaffaCakes118.exe

  • Size

    1.4MB

  • MD5

    a5c441f27fcbd362b5a3c9dec784e4dc

  • SHA1

    078ad59abf0bd089c9209a4bc5c539a6e1067e20

  • SHA256

    611e08ec62dd3f0cc4a407c1202781f8a35cc88b4054dcc0b53e862371fbf012

  • SHA512

    93552f4542f256d9bbf660a5bf54f64542fd816e9b3170390a6940ca3d16c313dcb25976ad23fb5e051311d073481468d9cde7ac8de11480b788bef8063d0ca4

  • SSDEEP

    24576:xblO6NWTlAaO8yWMLLLwr6jCy5SkmwiMQXIjXNLLLc:1oOtKE3sksOXK

Malware Config

Signatures

  • Detect Neshta payload 5 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\a5c441f27fcbd362b5a3c9dec784e4dc_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a5c441f27fcbd362b5a3c9dec784e4dc_JaffaCakes118.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:4088

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\a5c441f27fcbd362b5a3c9dec784e4dc_JaffaCakes118.exe

    Filesize

    1.3MB

    MD5

    bcab9c11173a5cf952463631efa552e4

    SHA1

    86a1a052d09b2728f3ca76d9ec140341c92a8fe1

    SHA256

    dc0aee371cf17ff1b6baa04041e9c72ca74785d67dbe5ea3631de98edb6977ae

    SHA512

    34e63d46d406d0b4fbb22e1644da168df9300b240f6c62d4b6266144e28a103f6bd5acc48f946254fd3eb58d446d9d25e1de2e955f854b728c8884db157c8d85

  • memory/4088-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4088-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4088-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB