Analysis

  • max time kernel
    94s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250207-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-02-2025 23:30

General

  • Target

    JaffaCakes118_d4ddc17b52639fd4e8bf043e56293e0c.exe

  • Size

    93KB

  • MD5

    d4ddc17b52639fd4e8bf043e56293e0c

  • SHA1

    c44a0258f804232cce4e1dec7edba56d79c36874

  • SHA256

    16da2d8822cc2152a920d6b89124e2a6cef256449b1056171a645f9c618d7156

  • SHA512

    c84be567f6a489bcd18c5ed6cc270da11006544a005782364de4bbce0703f725b45b80942f7c3ef22ef79b1289551c4ceb280751df4e782accf1b6bae2bd44f0

  • SSDEEP

    1536:JxqjQ+P04wsmJCSvHCB0GbsXFF/Rz0c/OzQEWrnoIcGCJ:sr85CSvUtaHpznWzQvZC

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
  • 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_d4ddc17b52639fd4e8bf043e56293e0c.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d4ddc17b52639fd4e8bf043e56293e0c.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:2040
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_d4ddc17b52639fd4e8bf043e56293e0c.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_d4ddc17b52639fd4e8bf043e56293e0c.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:756
  • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIyIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDY4ODkiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxOTM2NTgwOTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MzEwMTAwMDU2Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
    1⤵
    • System Location Discovery: System Language Discovery
    • System Network Configuration Discovery: Internet Connection Discovery
    PID:2576

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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_d4ddc17b52639fd4e8bf043e56293e0c.exe

    Filesize

    52KB

    MD5

    21f839f2281473642ac2060f30e19dc7

    SHA1

    ed69d3d5d813ca46852e295909ad15c2fd945744

    SHA256

    d7fbe1a13d028ecea8f2f774ff8eb13c997b3ea8ab82f931105b328ea02e16a4

    SHA512

    24ee08a3da77e877c1102c820385922aac67b4bba635d4cd6c284b81d699685818ec2036e16df50b1cafa76a29c5d494e02c029c5b117cb2b11fdba7aa356f21

  • memory/2040-124-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2040-125-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2040-126-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2040-129-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB