Analysis

  • max time kernel
    150s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-04-2024 20:35

General

  • Target

    ebef27d794cfa033a811c7b4f44e28d5_JaffaCakes118.exe

  • Size

    663KB

  • MD5

    ebef27d794cfa033a811c7b4f44e28d5

  • SHA1

    fe31b7e2ca4d58e37b7892aabcfabf4f086b9a23

  • SHA256

    7abe2dc39c398c8b3b0895d85a9bb5a65e6a48ee2d7f1b9bcbdd5edf0488632d

  • SHA512

    fc93bdc92299a5fe92dcb62b356ee57d3acf4b24d0b352be7a3947d39803e4d87b62e2f9f1cce1a3bea248cd318299415db39a6ffbf4bd513ab06b173d040844

  • SSDEEP

    12288:Frt5SaXQXNWIfB1khu+l+B/qD38RMeCWO:1dAXnglXexO

Malware Config

Signatures

  • 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 behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ebef27d794cfa033a811c7b4f44e28d5_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ebef27d794cfa033a811c7b4f44e28d5_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:2444
    • C:\Users\Admin\AppData\Local\Temp\3582-490\ebef27d794cfa033a811c7b4f44e28d5_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\ebef27d794cfa033a811c7b4f44e28d5_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:1796

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe

    Filesize

    9.4MB

    MD5

    124147ede15f97b47224628152110ce2

    SHA1

    4530fee9b1199777693073414b82420a7c88a042

    SHA256

    3e815d583236b9cecd912fcc949a301d1e51b609cbb53a2285d08feea305edcd

    SHA512

    f4c2825380d1bb9ca889d5c5684f13aa0cacb0d6511f6409ca0972a7191195a0175e00c995407848bf09ea03cff05c7395952bf2ffd2af2015b8939f75a8e627

  • C:\Users\Admin\AppData\Local\Temp\3582-490\ebef27d794cfa033a811c7b4f44e28d5_JaffaCakes118.exe

    Filesize

    622KB

    MD5

    f175cab3dc6dc3f214fc0e61f504090e

    SHA1

    3c5c8cac9f501e5dcf84bc1d588da4141bfb9b40

    SHA256

    8de273123f5682cfe936d08180d1cf654f056933c6c667b6759d9e7ce6baef60

    SHA512

    7755a0c339d68628a442534f7ff1c82ac75d6912c7f5ade47b03f03e98995b6db3681511bb6d0ffd328e624f7970994330f2ef7fb0b81bcb53ae925c27cae6d1

  • memory/1796-108-0x0000000000400000-0x00000000004A2000-memory.dmp

    Filesize

    648KB

  • memory/1796-14-0x0000000000AA0000-0x0000000000AA1000-memory.dmp

    Filesize

    4KB

  • memory/1796-101-0x0000000000400000-0x00000000004A2000-memory.dmp

    Filesize

    648KB

  • memory/1796-118-0x0000000000400000-0x00000000004A2000-memory.dmp

    Filesize

    648KB

  • memory/1796-112-0x0000000000400000-0x00000000004A2000-memory.dmp

    Filesize

    648KB

  • memory/1796-105-0x0000000000400000-0x00000000004A2000-memory.dmp

    Filesize

    648KB

  • memory/1796-106-0x0000000000AA0000-0x0000000000AA1000-memory.dmp

    Filesize

    4KB

  • memory/1796-107-0x0000000000400000-0x00000000004A2000-memory.dmp

    Filesize

    648KB

  • memory/2444-100-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2444-104-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2444-102-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB