Analysis

  • max time kernel
    93s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-11-2024 10:24

General

  • Target

    b09efa16c317ce6b47adea6667ee2a22_JaffaCakes118.exe

  • Size

    86KB

  • MD5

    b09efa16c317ce6b47adea6667ee2a22

  • SHA1

    26c94d0f6cf7be89aafd69557fd74c7a92b40728

  • SHA256

    f28db4eac611392055b9c972c68f3eb90b8a7ffae41be0d1d759a18f6a5e449f

  • SHA512

    b3128e52fafa22bffe291f584c95f1709038cefad780f844094499f53ce798d910bd3f299edb45f966ec8638fd5ed3d1840db07576d6850e046f19c3d6e6a3e8

  • SSDEEP

    1536:SCn1J1z5bqBdXcZcrwX9US+HamE1o2pwQSz1NKAfcx6h4uovMVaPom:drdqXc2wX1+HamERwQSz1NK8cMh4uoCW

Malware Config

Signatures

  • Detect Neshta payload 2 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\b09efa16c317ce6b47adea6667ee2a22_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b09efa16c317ce6b47adea6667ee2a22_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:436

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

    f2b0a3ae794a2e4533a79d3d55bc6bb8

    SHA1

    d1611116ad84a728b9a8f86cd9c50264dcef90b8

    SHA256

    225ff4ab4f2ad9ec7ceb5f639c59f071320c6997f384f8c7e03ddc072d5b1f05

    SHA512

    6f449618a66c0b42b0af8e0fd908ddd8da1095744e1e3b0e7f69339fcff6a093cfc673e52ec3c65d4095673c1f991d8fd43ea3e0f3fd5bc52cb7bae51cc9e816

  • C:\Users\Admin\AppData\Local\Temp\3582-490\b09efa16c317ce6b47adea6667ee2a22_JaffaCakes118.exe

    Filesize

    46KB

    MD5

    29fb63177dc486ce5d98fe877a1b515d

    SHA1

    dfad1c9131d72a6ea5545258e4484a50c05c36ea

    SHA256

    4d0e5950d0ba92c784fa726c0a458f7019712bbc8fb70593f66a3ad1ffb4c623

    SHA512

    23d28b4b1b85c30333be427bbed64e3922e8e4dffdfad3061d9ec1069241fcadf1fab1afdeddd2218c2fb7af8dffe704253ec1dccea6053de86765ade91d7d67

  • memory/436-0-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/436-94-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/436-96-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB