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Analysis

  • max time kernel
    93s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/01/2025, 08:33

General

  • Target

    f6ba046ab0fe30b63d4aad134e666f63130d4adf2782a48bdfb904e3a6eef643.exe

  • Size

    4.9MB

  • MD5

    48575481fb3b42ee40e6e2076c17428b

  • SHA1

    d5fca3c02ab4c0ae6d6a2701008fdeb4f5bb78e0

  • SHA256

    f6ba046ab0fe30b63d4aad134e666f63130d4adf2782a48bdfb904e3a6eef643

  • SHA512

    131c00189e25ad2bb8b096df865352e3a94d71ff84e5fffdcdaa1a7413e9bdb5f6b9f30567a9a200dc942a93ac06f72c8480189f86ae2b5b2b57e24287b355e6

  • SSDEEP

    49152:LC2t0h43r3xQ0wG/S7YfLj7YSFwwcvwsj:LC80K3r3xlwoSkfX5+F4

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
  • 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f6ba046ab0fe30b63d4aad134e666f63130d4adf2782a48bdfb904e3a6eef643.exe
    "C:\Users\Admin\AppData\Local\Temp\f6ba046ab0fe30b63d4aad134e666f63130d4adf2782a48bdfb904e3a6eef643.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
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:2096

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2096-0-0x0000000000160000-0x000000000064F000-memory.dmp

    Filesize

    4.9MB

  • memory/2096-1-0x0000000077014000-0x0000000077016000-memory.dmp

    Filesize

    8KB

  • memory/2096-4-0x0000000000160000-0x000000000064F000-memory.dmp

    Filesize

    4.9MB

  • memory/2096-5-0x0000000000161000-0x00000000003AA000-memory.dmp

    Filesize

    2.3MB

  • memory/2096-3-0x0000000000161000-0x00000000003AA000-memory.dmp

    Filesize

    2.3MB