Analysis

  • max time kernel
    94s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-11-2024 23:36

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    d1f32a469b2da17906d42f14c0befb8c

  • SHA1

    7f47142f04c3320e63d004bacaae19af60abce8d

  • SHA256

    20cccf36f663d70a417cad8a65f74616ba2af12464bc464cb85bbbfc87215600

  • SHA512

    be12af93aa1a9249fb0ac83c431e72bddabf44120b25f4de97e2fe2bc08728d452fbd734f62f4d22b89138d8981d5e9f137698f99c1fad0893d3aac5d9bb98c7

  • SSDEEP

    49152:wdNrZSHU0fLiKrfE9hRNmhc3xGb6jVcwSOh:wdmUa2aEHocBGb6jV3Th

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:4804

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4804-0-0x0000000000C70000-0x00000000012F5000-memory.dmp

    Filesize

    6.5MB

  • memory/4804-1-0x0000000077324000-0x0000000077326000-memory.dmp

    Filesize

    8KB

  • memory/4804-2-0x0000000000C71000-0x0000000000C88000-memory.dmp

    Filesize

    92KB

  • memory/4804-3-0x0000000000C70000-0x00000000012F5000-memory.dmp

    Filesize

    6.5MB

  • memory/4804-4-0x0000000000C70000-0x00000000012F5000-memory.dmp

    Filesize

    6.5MB