Analysis

  • max time kernel
    117s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2024 03:49

General

  • Target

    baa95564008d8836029dc0f95dbf5fd86659c5b825f9f68d5f395b4aa56cece2.exe

  • Size

    2.8MB

  • MD5

    a91e703f6e05180d79cb0693d4de870d

  • SHA1

    5681a283819fb7421d20e3ebee9accbf4c0b6429

  • SHA256

    baa95564008d8836029dc0f95dbf5fd86659c5b825f9f68d5f395b4aa56cece2

  • SHA512

    7d10379c555a0e07f15b601bfddf00177178a362d6a3694d57b59c683631634e5825d242392c326c166b2c9f0c0b9d756079e23019a4ac85a67b71e0ad9926ae

  • SSDEEP

    49152:4KwC0nKT8qlSzdfDcKoJCXoPyWjhcz6Zz0Fw:4Kwm8qlSdZoMNW9z0Fw

Malware Config

Extracted

Family

stealc

Botnet

stok

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\baa95564008d8836029dc0f95dbf5fd86659c5b825f9f68d5f395b4aa56cece2.exe
    "C:\Users\Admin\AppData\Local\Temp\baa95564008d8836029dc0f95dbf5fd86659c5b825f9f68d5f395b4aa56cece2.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:2124

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2124-0-0x0000000001100000-0x00000000015FD000-memory.dmp

    Filesize

    5.0MB

  • memory/2124-1-0x00000000772C0000-0x00000000772C2000-memory.dmp

    Filesize

    8KB

  • memory/2124-2-0x0000000001101000-0x0000000001118000-memory.dmp

    Filesize

    92KB

  • memory/2124-3-0x0000000001100000-0x00000000015FD000-memory.dmp

    Filesize

    5.0MB

  • memory/2124-4-0x0000000001100000-0x00000000015FD000-memory.dmp

    Filesize

    5.0MB