General

  • Target

    4a3c6cf986c461e36dea4a65f37b3ae4b4b9e55630f4f10647cc31a055eb51f2

  • Size

    2.1MB

  • Sample

    241121-wcz5daymfl

  • MD5

    363f1b2f4756da222b17a7da242d8f7d

  • SHA1

    2cadabf80c572084de8b41371a33d683ad73f089

  • SHA256

    4a3c6cf986c461e36dea4a65f37b3ae4b4b9e55630f4f10647cc31a055eb51f2

  • SHA512

    0e69cc9a29d9856d275fba76410197f1551da9200548b56c858d8da38b9a4e67f6def3bd00dbfe86ae230ed6530654be64fb07c5b97c2c75b02cbfef0c447fdf

  • SSDEEP

    49152:lYTIcEObIFInbmijU69E4EvdbYwV6nsC2ldUkz9m:lYEcVkOaivw3VdC2jp

Malware Config

Extracted

Family

stealc

Botnet

tale

C2

http://185.215.113.206

Attributes
  • url_path

    /6c4adf523b719729.php

Targets

    • Target

      4a3c6cf986c461e36dea4a65f37b3ae4b4b9e55630f4f10647cc31a055eb51f2

    • Size

      2.1MB

    • MD5

      363f1b2f4756da222b17a7da242d8f7d

    • SHA1

      2cadabf80c572084de8b41371a33d683ad73f089

    • SHA256

      4a3c6cf986c461e36dea4a65f37b3ae4b4b9e55630f4f10647cc31a055eb51f2

    • SHA512

      0e69cc9a29d9856d275fba76410197f1551da9200548b56c858d8da38b9a4e67f6def3bd00dbfe86ae230ed6530654be64fb07c5b97c2c75b02cbfef0c447fdf

    • SSDEEP

      49152:lYTIcEObIFInbmijU69E4EvdbYwV6nsC2ldUkz9m:lYEcVkOaivw3VdC2jp

    • 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.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • 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