Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2024 12:38

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    5ef73b409c0a81b7d80cce15a2e83ad9

  • SHA1

    6ddd5bf03db3c5402469a7f3f443f27f2566ba3b

  • SHA256

    005bb039d2c317340f5e0d3177d85559ccb63c3a722058833d824635069c4c4a

  • SHA512

    188948d037cb8e875ef35d07783dfb485e8a88d2d5e3ceda4cb38d1ee2a7e37a21b5036faad12fb3a63cb10667b0c0caa2d0b04d2a5de25a0fc38ce05ee73a79

  • SSDEEP

    24576:2y8p41cCNb6lw0TEGTZ7rAP7GzOEzlYXeEUA/sCoLkxcln5rwrl3chMd8sNq9YX8:2Q1cI64GTZ7cTGznBaeBaxU5Gci1fiP

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:2980

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2980-0-0x0000000000860000-0x0000000000EF6000-memory.dmp

    Filesize

    6.6MB

  • memory/2980-1-0x00000000776C0000-0x00000000776C2000-memory.dmp

    Filesize

    8KB

  • memory/2980-2-0x0000000000861000-0x0000000000878000-memory.dmp

    Filesize

    92KB

  • memory/2980-3-0x0000000000860000-0x0000000000EF6000-memory.dmp

    Filesize

    6.6MB

  • memory/2980-4-0x0000000000860000-0x0000000000EF6000-memory.dmp

    Filesize

    6.6MB