Analysis

  • max time kernel
    92s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2024 00:40

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    ded0eb089d3679972dcf011246f04abc

  • SHA1

    222c4fdea41b569389fa64ff718b5f9944b5faea

  • SHA256

    91c13e6200f741745516347b90adc8b5dea0c43f0b0163f6035570142a5153f6

  • SHA512

    eaf8e2c036574a001d77472d96b5af088bd1e4777229d504870e3d0743285374c223a9de93b2cecc9927eb8af3c039ab5a8be888ee82e9d0a63990025f7274d9

  • SSDEEP

    24576:JBrwfBXRRCbJKfQhKTaWfCMQK+KQVUiUnn1SzH3N0Rg1xg5IW6NC3+0wbj2sJ43t:JGpjCd1hqaWh+ei8n1K+Rg7Kl+00SF

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:4872

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4872-0-0x0000000000D90000-0x0000000001430000-memory.dmp

    Filesize

    6.6MB

  • memory/4872-1-0x0000000077084000-0x0000000077086000-memory.dmp

    Filesize

    8KB

  • memory/4872-2-0x0000000000D91000-0x0000000000DA8000-memory.dmp

    Filesize

    92KB

  • memory/4872-3-0x0000000000D90000-0x0000000001430000-memory.dmp

    Filesize

    6.6MB

  • memory/4872-4-0x0000000000D90000-0x0000000001430000-memory.dmp

    Filesize

    6.6MB