General

  • Target

    b9da18806bef7f38fabe635b32becc938c2b73a9c227c2a476ba137dbc782453

  • Size

    1.7MB

  • Sample

    250126-vnszrsxlhz

  • MD5

    59bdb0d8a6bece3b1de7814721924265

  • SHA1

    c935bce5cae63c450c8c000ddc1c8c2cb3b5893f

  • SHA256

    b9da18806bef7f38fabe635b32becc938c2b73a9c227c2a476ba137dbc782453

  • SHA512

    e62d6fbeab88cc9ad8794bfa7bf16272f1ab884bf8c197e0c631d7af5b50ed5198752fd7035650a8c6181505ecd17b7e5c357617fe3502a4e7327e36a07916ef

  • SSDEEP

    49152:kNogVghbJ82p50O6oCy58cc/dgvoUJAbgN:khCe2KyqdgQqAEN

Malware Config

Extracted

Family

stealc

Botnet

brat

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      b9da18806bef7f38fabe635b32becc938c2b73a9c227c2a476ba137dbc782453

    • Size

      1.7MB

    • MD5

      59bdb0d8a6bece3b1de7814721924265

    • SHA1

      c935bce5cae63c450c8c000ddc1c8c2cb3b5893f

    • SHA256

      b9da18806bef7f38fabe635b32becc938c2b73a9c227c2a476ba137dbc782453

    • SHA512

      e62d6fbeab88cc9ad8794bfa7bf16272f1ab884bf8c197e0c631d7af5b50ed5198752fd7035650a8c6181505ecd17b7e5c357617fe3502a4e7327e36a07916ef

    • SSDEEP

      49152:kNogVghbJ82p50O6oCy58cc/dgvoUJAbgN:khCe2KyqdgQqAEN

    • 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