General

  • Target

    77db283abd1fd58bbaa29f3dc7fec1ffc4ebd4a7df3052b0d40c00342c7a25b5

  • Size

    1.7MB

  • Sample

    250125-2g2rnasnbw

  • MD5

    7231dfe28cd31820f47b4fbc4a8898e1

  • SHA1

    9376fc3724f5c4b56a4ef08325d8c32a3c747a7e

  • SHA256

    77db283abd1fd58bbaa29f3dc7fec1ffc4ebd4a7df3052b0d40c00342c7a25b5

  • SHA512

    80eef3f5648158c74cc42110c53e52abfe4d0bddc763dedc40be6930e4bce5d9e00fef92078b4731914e0ac64de3530785debae706c1204eabfa05bc0626dd9c

  • SSDEEP

    49152:sWEFh3LHKZBXY/NGByol7PHYznMUfgpB5T:s/jLHK/o/IyawzMggpB5T

Malware Config

Extracted

Family

stealc

Botnet

brat

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      77db283abd1fd58bbaa29f3dc7fec1ffc4ebd4a7df3052b0d40c00342c7a25b5

    • Size

      1.7MB

    • MD5

      7231dfe28cd31820f47b4fbc4a8898e1

    • SHA1

      9376fc3724f5c4b56a4ef08325d8c32a3c747a7e

    • SHA256

      77db283abd1fd58bbaa29f3dc7fec1ffc4ebd4a7df3052b0d40c00342c7a25b5

    • SHA512

      80eef3f5648158c74cc42110c53e52abfe4d0bddc763dedc40be6930e4bce5d9e00fef92078b4731914e0ac64de3530785debae706c1204eabfa05bc0626dd9c

    • SSDEEP

      49152:sWEFh3LHKZBXY/NGByol7PHYznMUfgpB5T:s/jLHK/o/IyawzMggpB5T

    • 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