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
    02-12-2024 06:36

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    f9e8c178565263aaa83c1f3bb392bd90

  • SHA1

    634e3b6b849af9f8a3f7192fcfd77e761a1b1b11

  • SHA256

    bf9612df7ae108f00c42fe875dccee3da8988049d505e1ac08ab848eec5d52c3

  • SHA512

    f8569bb10d51c701765e8c1cc381f6231bee273025aceefa6ba7afb088100a21d0ef3a14192c57658b835b86010fb05096e9a9e74104bf5a350712407e58a444

  • SSDEEP

    49152:XI48qcr+Q7yrycYd254qPplZDRbinPl7GsGWYWp:448qHicMqBj1UhZ

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:3004

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3004-0-0x0000000000550000-0x0000000000BCD000-memory.dmp

    Filesize

    6.5MB

  • memory/3004-1-0x0000000077CF4000-0x0000000077CF6000-memory.dmp

    Filesize

    8KB

  • memory/3004-2-0x0000000000551000-0x0000000000568000-memory.dmp

    Filesize

    92KB

  • memory/3004-3-0x0000000000550000-0x0000000000BCD000-memory.dmp

    Filesize

    6.5MB

  • memory/3004-5-0x0000000000550000-0x0000000000BCD000-memory.dmp

    Filesize

    6.5MB