General

  • Target

    61190c99bafae4a9cf90bac8d5b6658438fb838526b13a5a61283c550f849658

  • Size

    2.8MB

  • Sample

    241226-knrfts1mbs

  • MD5

    3e118a7f3395ee4d0d4ca131ca3847bb

  • SHA1

    91616b7d42259a58b2766306dddb53b4910b23b0

  • SHA256

    61190c99bafae4a9cf90bac8d5b6658438fb838526b13a5a61283c550f849658

  • SHA512

    ee3718a6e2199903147e05dd2ac2e844843310c59a46d1c96fd0443effd32ff562dc589cd42a05fa13120ad9c60a9de62ff02c243096e2970dc3f349cdef5de4

  • SSDEEP

    49152:Fs9t+v6ZgxSYOJsjWascaznymrLXCkufpZCVE0rrucnTBMCJ:Fs9c6g0YOJCWtc8nyhkwZgycnTBM

Malware Config

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      61190c99bafae4a9cf90bac8d5b6658438fb838526b13a5a61283c550f849658

    • Size

      2.8MB

    • MD5

      3e118a7f3395ee4d0d4ca131ca3847bb

    • SHA1

      91616b7d42259a58b2766306dddb53b4910b23b0

    • SHA256

      61190c99bafae4a9cf90bac8d5b6658438fb838526b13a5a61283c550f849658

    • SHA512

      ee3718a6e2199903147e05dd2ac2e844843310c59a46d1c96fd0443effd32ff562dc589cd42a05fa13120ad9c60a9de62ff02c243096e2970dc3f349cdef5de4

    • SSDEEP

      49152:Fs9t+v6ZgxSYOJsjWascaznymrLXCkufpZCVE0rrucnTBMCJ:Fs9c6g0YOJCWtc8nyhkwZgycnTBM

    • 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