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Analysis

  • max time kernel
    15s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    12/12/2024, 20:24

General

  • Target

    63f607b4cd4804876dd817163529180a18a30245aefc92e1ea79eaea6348a121.exe

  • Size

    1.7MB

  • MD5

    98c5024a596c5c548d36bc33ae113a73

  • SHA1

    b30aefb89057c1c6bab845df896777bc97230ae3

  • SHA256

    63f607b4cd4804876dd817163529180a18a30245aefc92e1ea79eaea6348a121

  • SHA512

    d6853305f9f26a09e98ad270498d57f52a604667984c754c3f7aab5d5f3270416e25e9c328981d63b2675c661da5f454c290cf291c932338593ae80f8e85fc9d

  • SSDEEP

    49152:znEM/Nj3KS2E15vA2WKxdbKpFSwbTpTe:LEKLwEHI2TbKpEoFT

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\63f607b4cd4804876dd817163529180a18a30245aefc92e1ea79eaea6348a121.exe
    "C:\Users\Admin\AppData\Local\Temp\63f607b4cd4804876dd817163529180a18a30245aefc92e1ea79eaea6348a121.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:2244

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2244-0-0x0000000000EC0000-0x0000000001548000-memory.dmp

    Filesize

    6.5MB

  • memory/2244-1-0x00000000774E0000-0x00000000774E2000-memory.dmp

    Filesize

    8KB

  • memory/2244-2-0x0000000000EC1000-0x0000000000ED8000-memory.dmp

    Filesize

    92KB

  • memory/2244-3-0x0000000000EC0000-0x0000000001548000-memory.dmp

    Filesize

    6.5MB

  • memory/2244-4-0x0000000000EC0000-0x0000000001548000-memory.dmp

    Filesize

    6.5MB