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Analysis

  • max time kernel
    94s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/11/2024, 22:55

General

  • Target

    5d8929c6c1f627f4d8a0cb496d8ce7d0b19c2e509ff9accd88f160cef29d4df5.exe

  • Size

    296KB

  • MD5

    60b8b437e16408e6e16feafe37067abd

  • SHA1

    bc4d1a88b48a1b7485b27e6b85209b8f02743c5c

  • SHA256

    5d8929c6c1f627f4d8a0cb496d8ce7d0b19c2e509ff9accd88f160cef29d4df5

  • SHA512

    e0f3094b4e2e47a9738785e15c48a7d187b17030bc3c21a5a7bab28cadfb131495cfa38261a780047c92242ddcf27dac879335642cb0e83142496f8abfdb948e

  • SSDEEP

    6144:k9z/ZGzLI2hXWaBn4GgmRhXjxS6fgALAo4pg+dFzbOFImDJGdQsThHpPgH:lzE2lBFr5zm+kdQsFHpPg

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
  • 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 2 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
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5d8929c6c1f627f4d8a0cb496d8ce7d0b19c2e509ff9accd88f160cef29d4df5.exe
    "C:\Users\Admin\AppData\Local\Temp\5d8929c6c1f627f4d8a0cb496d8ce7d0b19c2e509ff9accd88f160cef29d4df5.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:1340
    • C:\Users\Admin\AppData\Local\Temp\3582-490\5d8929c6c1f627f4d8a0cb496d8ce7d0b19c2e509ff9accd88f160cef29d4df5.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\5d8929c6c1f627f4d8a0cb496d8ce7d0b19c2e509ff9accd88f160cef29d4df5.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1692

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\5d8929c6c1f627f4d8a0cb496d8ce7d0b19c2e509ff9accd88f160cef29d4df5.exe

    Filesize

    256KB

    MD5

    c8261f8542f9b1ad13379a46a5e999e7

    SHA1

    6ac83ecf891efe8e4111c216a8cbd31a82718bc0

    SHA256

    f031d0c6b1b87258910eba6b443d5f1f66bfbd9584b9a362b0b68789b9b86e83

    SHA512

    d926ad8e64055cafc451c8fb7aba0ef52caeb0c3db7b8ba697ecae91a1abcfbd93faca85a8e0dc73552d766ddef7e325626ddeb778d2713ced33574adaaf7b0b

  • C:\Users\Admin\AppData\Local\Temp\SetupLog(0001).txt

    Filesize

    381B

    MD5

    665904a44e1fd404fcb13b0d225ae314

    SHA1

    0d14a0d3f87da522c5b5cac77f838a8b6fa93ca5

    SHA256

    ec47966d2f542afe057712db9f4e1875a209e6f3e35362369c8eabdefdec912f

    SHA512

    daab8ebc5dd662100a2139b3e6f0713b0da4494877bd8004fa946f6892093ad9fc167b92bafce839eb1c54e0dfb308976a899d9786309190abbb3bdc93676990

  • C:\Users\Admin\AppData\Local\Temp\SetupLog(0002).txt

    Filesize

    946B

    MD5

    b0d36589c165cefd5e7dbdd6a9d68fe3

    SHA1

    43c7842db09d69ec00b0b2fd9fe10f4827a7ab47

    SHA256

    daada9971f6a5f47368fc4f4fc9cc44f7900badfc4ef84e1545dc75fc69bfce3

    SHA512

    d7de44a14303e139043ab57f963f288a243e18595afe44cacf869b5099fc48999385b74300122f6ed4db97dc43293ccabc643cb914af3fa58240851d87b64f45

  • memory/1340-128-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1340-129-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1340-130-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1340-132-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB