General

  • Target

    4ebcd8cb5092328c6f200cfcc13602cc38f0da48cf57c8d85824acb5f28cbb09

  • Size

    1.8MB

  • Sample

    250125-r3f2zaymcl

  • MD5

    3012565ef4865df82ff58a952c8ea4fd

  • SHA1

    3d342040e20e90417a6b9468e01c19c055048bb2

  • SHA256

    4ebcd8cb5092328c6f200cfcc13602cc38f0da48cf57c8d85824acb5f28cbb09

  • SHA512

    836fde54223f16b300d09c72607e8ba057dbbbfe22e192bd7073732084f382a4894d6bc1cb70a383231ee9d6cab7eb50c8248b6ab567767e6f76c76ab0b74f43

  • SSDEEP

    49152:C7VyQvoh7OsOb7WgLvHlxOrIS7bKximbXVdMTe6na:C7fohKlb7WQvHlxcJSXVd0e6a

Malware Config

Extracted

Family

stealc

Botnet

brat

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      4ebcd8cb5092328c6f200cfcc13602cc38f0da48cf57c8d85824acb5f28cbb09

    • Size

      1.8MB

    • MD5

      3012565ef4865df82ff58a952c8ea4fd

    • SHA1

      3d342040e20e90417a6b9468e01c19c055048bb2

    • SHA256

      4ebcd8cb5092328c6f200cfcc13602cc38f0da48cf57c8d85824acb5f28cbb09

    • SHA512

      836fde54223f16b300d09c72607e8ba057dbbbfe22e192bd7073732084f382a4894d6bc1cb70a383231ee9d6cab7eb50c8248b6ab567767e6f76c76ab0b74f43

    • SSDEEP

      49152:C7VyQvoh7OsOb7WgLvHlxOrIS7bKximbXVdMTe6na:C7fohKlb7WQvHlxcJSXVd0e6a

    • 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