General

  • Target

    37adea85294b4d18ac980ea67db32dfeaf986b45a545b67f081c42dd5460885cN.exe

  • Size

    1.7MB

  • Sample

    250115-25ft4ayqew

  • MD5

    d80323920d4aad66303ee594982f0e50

  • SHA1

    cfd56ba3e13efdd5771b6f604af39dbb4a8f999b

  • SHA256

    37adea85294b4d18ac980ea67db32dfeaf986b45a545b67f081c42dd5460885c

  • SHA512

    57538d0e3595520df3aa1f9a9ad936f22010fcbde927dbfebefd3875d3f9b77226572cf38603dc0e948330f4cae8c50daba2ed4ebda3ec5ba54abd65d2ac2ef1

  • SSDEEP

    49152:g8Z8ZqEL32zxEju3C3CIQWEmZrbQRuel/x:gxqYfu3bME5

Malware Config

Extracted

Family

stealc

Botnet

brat

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      37adea85294b4d18ac980ea67db32dfeaf986b45a545b67f081c42dd5460885cN.exe

    • Size

      1.7MB

    • MD5

      d80323920d4aad66303ee594982f0e50

    • SHA1

      cfd56ba3e13efdd5771b6f604af39dbb4a8f999b

    • SHA256

      37adea85294b4d18ac980ea67db32dfeaf986b45a545b67f081c42dd5460885c

    • SHA512

      57538d0e3595520df3aa1f9a9ad936f22010fcbde927dbfebefd3875d3f9b77226572cf38603dc0e948330f4cae8c50daba2ed4ebda3ec5ba54abd65d2ac2ef1

    • SSDEEP

      49152:g8Z8ZqEL32zxEju3C3CIQWEmZrbQRuel/x:gxqYfu3bME5

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks