Analysis

  • max time kernel
    92s
  • 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
    22-11-2024 10:05

General

  • Target

    file.exe

  • Size

    1.8MB

  • MD5

    24e7a125211d4d86a3a630d71620dfab

  • SHA1

    d2402f0dcb6e25d7f75854205d70a84b5456f1e3

  • SHA256

    dc01883a066d7191cd869f69e68007a4317c5549fd7b4b815a78a21b1ee63da5

  • SHA512

    c8339e62b7ae6ad90957ea21b74dc0ebf8801d9190c4738c3ad2e0b9b4273b3bb9e4d49cb201fb60e5fade7e001bd58ccc2590e326a27c35a2b8f46fcb370542

  • SSDEEP

    49152:AUQdGqKSbBUHIKq28TigdbzI55P6IvdW/TRmSBbMn:VQdlKoJyuLPITlvdW/gIb

Malware Config

Extracted

Family

stealc

Botnet

mars

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\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.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:3836

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3836-0-0x0000000000A50000-0x0000000001111000-memory.dmp

    Filesize

    6.8MB

  • memory/3836-1-0x0000000077124000-0x0000000077126000-memory.dmp

    Filesize

    8KB

  • memory/3836-2-0x0000000000A51000-0x0000000000A68000-memory.dmp

    Filesize

    92KB

  • memory/3836-3-0x0000000000A50000-0x0000000001111000-memory.dmp

    Filesize

    6.8MB

  • memory/3836-4-0x0000000000A50000-0x0000000001111000-memory.dmp

    Filesize

    6.8MB