Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-11-2024 11:41

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    4b517665a74a84df87d5360aa6560efb

  • SHA1

    8e2981eaf255f7e1cc90da8b494148281769bcb4

  • SHA256

    462b590df7f786de4cb422be74146d935f45d47008a25fe26979f3737f3dd972

  • SHA512

    98bd7c367a1c98eb8bacc975f5cd1a9302d68f6661af529f173fa9f2433ab773aed7c9a6fc8b41b654fffd3514443ec1804b86b747baf9b0d9381ce7d6b388ee

  • SSDEEP

    49152:LKaFTLAwjiRsaAe9BOKRdqo0GQtTyWHIQ:2onjiyaAeOKRdEGETy

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 1 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:2380

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2380-0-0x0000000000DB0000-0x0000000001447000-memory.dmp

    Filesize

    6.6MB

  • memory/2380-1-0x00000000776B0000-0x00000000776B2000-memory.dmp

    Filesize

    8KB

  • memory/2380-2-0x0000000000DB1000-0x0000000000DC8000-memory.dmp

    Filesize

    92KB

  • memory/2380-3-0x0000000000DB0000-0x0000000001447000-memory.dmp

    Filesize

    6.6MB

  • memory/2380-4-0x0000000000DB0000-0x0000000001447000-memory.dmp

    Filesize

    6.6MB