Analysis

  • max time kernel
    93s
  • max time network
    148s
  • 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 19:10

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    c6e0ec39ca331a54c2870ab777d3b70c

  • SHA1

    082b45149478beae0c144b490e359255633b4485

  • SHA256

    a4fa892a182a9d6014788cbe01ea2793d8f02489dea9322941762302a52ba7d4

  • SHA512

    0f3f5f338b5a384980b789676fdfa2f2190dd38aef7df48403da61047ff3939add1349b4339ba39e70960cd15fa2513ef93b3b17ecf3a93d466c1c19043278e6

  • SSDEEP

    49152:vQIfitwIirA3tBZz0QD0HowyuSfFgdTXIDQ/Bv:YMitwIi03rZz8Eu62tID8B

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:1428

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1428-0-0x0000000000A70000-0x000000000110F000-memory.dmp

    Filesize

    6.6MB

  • memory/1428-1-0x0000000076EE4000-0x0000000076EE6000-memory.dmp

    Filesize

    8KB

  • memory/1428-2-0x0000000000A71000-0x0000000000A88000-memory.dmp

    Filesize

    92KB

  • memory/1428-3-0x0000000000A70000-0x000000000110F000-memory.dmp

    Filesize

    6.6MB

  • memory/1428-5-0x0000000000A70000-0x000000000110F000-memory.dmp

    Filesize

    6.6MB