Analysis

  • max time kernel
    93s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2024 01:16

General

  • Target

    538f1b2469163b43d505e8d7f15b9618fc25834aa3b2ebe3f452b120120250cd.exe

  • Size

    1.8MB

  • MD5

    ed976a68fbf288f214e53f8ee4734fcc

  • SHA1

    a67a4f8e2e21d8d8721a7eafdb2a13655854e4f1

  • SHA256

    538f1b2469163b43d505e8d7f15b9618fc25834aa3b2ebe3f452b120120250cd

  • SHA512

    163b230505d67ff3f5dae64321591ae143819387475274377e30f6bfdc710d18ebbac3eb14ccc9108c23c662d858769d9eff01f8274fab3af6d44ecc93b2677c

  • SSDEEP

    49152:EMoTEGtgeGzFVokLvwzDdYdvopaLjDX48Yaop2Cy:joTHgeGzFSkzwzDdAom62/

Malware Config

Extracted

Family

stealc

Botnet

doma

C2

http://185.215.113.37

Attributes
  • url_path

    /e2b1563c6670f193.php

Signatures

  • Stealc

    Stealc is an infostealer written in C++.

  • 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\538f1b2469163b43d505e8d7f15b9618fc25834aa3b2ebe3f452b120120250cd.exe
    "C:\Users\Admin\AppData\Local\Temp\538f1b2469163b43d505e8d7f15b9618fc25834aa3b2ebe3f452b120120250cd.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:2128

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2128-0-0x0000000000670000-0x0000000000D0E000-memory.dmp

    Filesize

    6.6MB

  • memory/2128-1-0x0000000077BE4000-0x0000000077BE6000-memory.dmp

    Filesize

    8KB

  • memory/2128-2-0x0000000000671000-0x0000000000694000-memory.dmp

    Filesize

    140KB

  • memory/2128-3-0x0000000000670000-0x0000000000D0E000-memory.dmp

    Filesize

    6.6MB

  • memory/2128-4-0x0000000000670000-0x0000000000D0E000-memory.dmp

    Filesize

    6.6MB