General

  • Target

    file.exe

  • Size

    1.8MB

  • Sample

    241010-rmt9nazcph

  • MD5

    210b310a32ae4449a56d8b88ac0c9741

  • SHA1

    84b5c4fa29c0eb1c7f16439340d31fa6338666e5

  • SHA256

    5ffdde826f4819f1bfa44e6e132b744afb4f84eaa80021ca1d1040101109b71d

  • SHA512

    ee1ce400c67a64d278202225ddb6d400b3e62e243b7056431313841f2c89e3d55d60ae56e883a3cfae271cf825a581f79bee5c9a178f8a42257050fc5b71732f

  • SSDEEP

    49152:vi3HelG/MVmci3/F5iVQ3E9UnyCYabeAA:vGqmcp41KHMeA

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

      210b310a32ae4449a56d8b88ac0c9741

    • SHA1

      84b5c4fa29c0eb1c7f16439340d31fa6338666e5

    • SHA256

      5ffdde826f4819f1bfa44e6e132b744afb4f84eaa80021ca1d1040101109b71d

    • SHA512

      ee1ce400c67a64d278202225ddb6d400b3e62e243b7056431313841f2c89e3d55d60ae56e883a3cfae271cf825a581f79bee5c9a178f8a42257050fc5b71732f

    • SSDEEP

      49152:vi3HelG/MVmci3/F5iVQ3E9UnyCYabeAA:vGqmcp41KHMeA

    • 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