Analysis

  • max time kernel
    95s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-12-2024 11:37

General

  • Target

    e631ace4befc9f29086d6a69f728bd4a_JaffaCakes118.exe

  • Size

    70KB

  • MD5

    e631ace4befc9f29086d6a69f728bd4a

  • SHA1

    6b465c5179c3e83510c6579d9b12aec3a121b827

  • SHA256

    dc8316684a1847fbe50f23e6807dd62dc6c80889fd58b2bd64d425163723363d

  • SHA512

    d7710cae3f6f8c12ffc2c4382aa3f595197efc6cd9cf0fafffc155adfce8724203859e6c13ff9aa0e52f984df412e08663a80d47c329592694957054972cfea1

  • SSDEEP

    768:eyxqjQl/EMQt4Oei7RwsHxyP7nbxzOQdJyYewP0OQdJpYewP:JxqjQ+P04wsmJCe

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.

  • 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\e631ace4befc9f29086d6a69f728bd4a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e631ace4befc9f29086d6a69f728bd4a_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:2328

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\e631ace4befc9f29086d6a69f728bd4a_JaffaCakes118.exe

    Filesize

    40KB

    MD5

    05f5bc9cf96ba26bddfcbc6e04aecf96

    SHA1

    b4f9715158ffb2cc0e35d0222a9197baf16b7e06

    SHA256

    3c491891d0d76366c941e581d266f4bec350ebcde8bcb6473efec21b155eaa66

    SHA512

    994a5c1fb11702b113e31a338bb91952f452cf578b669358ec7147c120f7b901ff1c65fb9677154f91223d28e299540583eeb87f34829a420efa15adc8405b01

  • memory/2328-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2328-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2328-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB