Analysis

  • max time kernel
    95s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-12-2024 20:59

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    93cf0c1d0e86682494a39b17018c52da

  • SHA1

    e355d639712fe8544b809ace456fe376ad981700

  • SHA256

    eb0dc4bb0c42e1460a69fb51db5c2eafc7bf4a16a9b801ab167adbad57119713

  • SHA512

    2f0b9c80f9c0f4ef895d6d244cf6bd8a580678b769c286965e57ac9a5ca93f855862bb1614c30da719d8d5f1457b4f3502735e85df84079c023553d1b315544c

  • SSDEEP

    24576:fNLGRU6NMi6ddfsS1Y+dtca4b0RJHASIVzqSx9zP+efdbTQDHAE+5Ea8FGsJH8:VLhqMisUnQ6SIJlzJfEgE+4FjH8

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 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:4376

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4376-0-0x0000000000A70000-0x000000000111E000-memory.dmp

    Filesize

    6.7MB

  • memory/4376-1-0x0000000077DE4000-0x0000000077DE6000-memory.dmp

    Filesize

    8KB

  • memory/4376-2-0x0000000000A71000-0x0000000000A88000-memory.dmp

    Filesize

    92KB

  • memory/4376-3-0x0000000000A70000-0x000000000111E000-memory.dmp

    Filesize

    6.7MB

  • memory/4376-4-0x0000000000A70000-0x000000000111E000-memory.dmp

    Filesize

    6.7MB