Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    02/10/2024, 06:16

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    67426013a53243a6d1fe79aaf63eb78d

  • SHA1

    57b7bff91b4ab2dd1455e54868d731cacffff066

  • SHA256

    1416a5393c99c19ef2832bf738a40c67d3420bac586d65329a283617d57167c9

  • SHA512

    86b103f560c6825e369678fb021123dd6d9f87a2da59aeee07dfa70a35f8c2845fc5c1f337e36c816a1e81838af454ca55652679a3c659136b18ee01edca06d0

  • SSDEEP

    24576:eseKC7ZlNBJg+HydJ3R/Z27/DaXisY240HKy1jgpTZy+NubywI27DR:foD4h/Zs/DaX7d40j1jgph2+W

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 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:2316

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2316-0-0x0000000001170000-0x00000000017F3000-memory.dmp

          Filesize

          6.5MB

        • memory/2316-1-0x0000000077660000-0x0000000077662000-memory.dmp

          Filesize

          8KB

        • memory/2316-2-0x0000000001171000-0x0000000001194000-memory.dmp

          Filesize

          140KB

        • memory/2316-3-0x0000000001170000-0x00000000017F3000-memory.dmp

          Filesize

          6.5MB

        • memory/2316-4-0x0000000001170000-0x00000000017F3000-memory.dmp

          Filesize

          6.5MB