General

  • Target

    file.exe

  • Size

    1.8MB

  • Sample

    241005-md58cazclp

  • MD5

    7e70da2ce9190105c18b2c15ccaafc5e

  • SHA1

    65ca84a518715973cabf240633b9a1a5d0a77f3a

  • SHA256

    2aa6599d9a29b6df262a2fac996978e25d0a70646480f1b3bc2320b513468a7d

  • SHA512

    011bfe94e563ca858d34c0838702391c789410bebb4baa5a71cb1c6e8e20257be4f0f7636d032e250daabf0cd0988b5abaabf594d2aa08706d8ad694d27359cc

  • SSDEEP

    49152:REwg0i0BNNHDh23TtPIikdblTHWuEznYtB1okYNm:S+i0NIPULTNeI1z3

Malware Config

Extracted

Family

stealc

Botnet

doma

C2

http://185.215.113.37

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      file.exe

    • Size

      1.8MB

    • MD5

      7e70da2ce9190105c18b2c15ccaafc5e

    • SHA1

      65ca84a518715973cabf240633b9a1a5d0a77f3a

    • SHA256

      2aa6599d9a29b6df262a2fac996978e25d0a70646480f1b3bc2320b513468a7d

    • SHA512

      011bfe94e563ca858d34c0838702391c789410bebb4baa5a71cb1c6e8e20257be4f0f7636d032e250daabf0cd0988b5abaabf594d2aa08706d8ad694d27359cc

    • SSDEEP

      49152:REwg0i0BNNHDh23TtPIikdblTHWuEznYtB1okYNm:S+i0NIPULTNeI1z3

    • Stealc

      Stealc is an infostealer written in C++.

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

    • Downloads MZ/PE file

    • 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.

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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