Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250207-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-02-2025 10:09

General

  • Target

    JaffaCakes118_c1ebd42e9db4dd9c5d49c2daaa61a390.exe

  • Size

    222KB

  • MD5

    c1ebd42e9db4dd9c5d49c2daaa61a390

  • SHA1

    8bec7342326dcb2f010a907d9d73d5b9c221c2f4

  • SHA256

    5c4f47a39003ab90efe38d26d8f611c6f5d2cc00dee61b4b39a7d2da117e4800

  • SHA512

    d67fc30a1d553c6ef20b5870429e4b6a7bb5918e5a85ee39397112069998938e6df47ac64058901f5fcd1ef27463ccaeddd06414bd5ee3d7fa9476dc619ed347

  • SSDEEP

    3072:sr85C/qISw01IZ1yxylBev3ujZqMNh1Gny0is1iyU1Gny0is1iyW:k9/1SZ1IZ1yCvqR3RR3W

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
  • Downloads MZ/PE file 1 IoCs
  • 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 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 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c1ebd42e9db4dd9c5d49c2daaa61a390.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c1ebd42e9db4dd9c5d49c2daaa61a390.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
    • Suspicious use of WriteProcessMemory
    PID:4920
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_c1ebd42e9db4dd9c5d49c2daaa61a390.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_c1ebd42e9db4dd9c5d49c2daaa61a390.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3332
  • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIyIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU5ODUiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODQ0NDQzNjAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MjE2MjU0MTgzIi8-PC9hcHA-PC9yZXF1ZXN0Pg
    1⤵
    • System Location Discovery: System Language Discovery
    • System Network Configuration Discovery: Internet Connection Discovery
    PID:3776

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\JaffaCakes118_c1ebd42e9db4dd9c5d49c2daaa61a390.exe

    Filesize

    182KB

    MD5

    6d0eb6a9cf8ed68d1780c5bdc0c8f686

    SHA1

    d079c48c55fab5febe59b59d47c95a76f75e7481

    SHA256

    ce918dcf5912e302907484954c437d0e1cabbf96fdcae60ccde193d7dcd09798

    SHA512

    d8a5d84af98b5eafb78c3c8890ea535f72fd9c01d4accce1c8c043b2f48124543bf5806641a618803f9dc74fbe3420cd44ca92627c7a92f1cb3c9a74e2776ef6

  • memory/4920-124-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4920-125-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4920-127-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB