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Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27/01/2025, 08:55

General

  • Target

    ab64e3f44b5bce5b0181bf5bd682ce6438ef51e3a8802cdfac837c0619bc4bfa.exe

  • Size

    4.9MB

  • MD5

    65da3999e1355d9799be96ff147014ec

  • SHA1

    f2c05ffa9f501a1fee037fde6046e4820ec5bd89

  • SHA256

    ab64e3f44b5bce5b0181bf5bd682ce6438ef51e3a8802cdfac837c0619bc4bfa

  • SHA512

    3c726a801d2413e87d78b57133722a6346a9156d1f463f6f553e07d36a0c899288129867eed566e04bfeb63cabe7385a896d3b0ba38cb24e8b307570b7c49bfa

  • SSDEEP

    24576:4nkZOkQijsxT+lg+hOdrADZQT9c8/hRHZRiVXlyG5ahK4OfPS9+oMS9dQQpEPEA5:4nNssxMhhOdyeT9y7fPC+KQeEHFS9a/

Malware Config

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Signatures

  • Stealc

    Stealc is an infostealer written in C++.

  • Stealc family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ab64e3f44b5bce5b0181bf5bd682ce6438ef51e3a8802cdfac837c0619bc4bfa.exe
    "C:\Users\Admin\AppData\Local\Temp\ab64e3f44b5bce5b0181bf5bd682ce6438ef51e3a8802cdfac837c0619bc4bfa.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:2828

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2828-0-0x0000000000AE0000-0x0000000000FCF000-memory.dmp

    Filesize

    4.9MB

  • memory/2828-1-0x0000000077BC0000-0x0000000077BC2000-memory.dmp

    Filesize

    8KB

  • memory/2828-4-0x0000000000AE1000-0x0000000000D2A000-memory.dmp

    Filesize

    2.3MB

  • memory/2828-3-0x0000000000320000-0x0000000000321000-memory.dmp

    Filesize

    4KB

  • memory/2828-2-0x0000000000AE0000-0x0000000000FCF000-memory.dmp

    Filesize

    4.9MB