Analysis

  • max time kernel
    94s
  • 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
    02-12-2024 23:23

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    3e7aee1113d50d26045a12804007a455

  • SHA1

    93a3ce686e6f8bdd367545215a83dec4223ac1c2

  • SHA256

    b17a4436507a472e05634027398400d885b2b8aebe811caacf47fdc04c7835c5

  • SHA512

    06c92a4d2c230c749ffed970f3d75a4c634ba9f21527c08ff573104534b4f30975c67eeb9072b56add91b8d3820b62bef2635cf483d3cae67d40e7b271cbedb2

  • SSDEEP

    49152:3mRNky4uuM1uNwaZAMftOOW6/RKNffPF/Kpgvo6cjA:3wOyHR1uPcOJcf3RFc

Malware Config

Extracted

Family

stealc

Botnet

drum

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:1260

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1260-0-0x0000000000410000-0x0000000000AA2000-memory.dmp

    Filesize

    6.6MB

  • memory/1260-1-0x0000000077A04000-0x0000000077A06000-memory.dmp

    Filesize

    8KB

  • memory/1260-2-0x0000000000411000-0x0000000000428000-memory.dmp

    Filesize

    92KB

  • memory/1260-3-0x0000000000410000-0x0000000000AA2000-memory.dmp

    Filesize

    6.6MB

  • memory/1260-4-0x0000000000410000-0x0000000000AA2000-memory.dmp

    Filesize

    6.6MB