General

  • Target

    c88a778bbc27987aaa0f0ed646afccd7601102adad31cb45daf382f6c165d371

  • Size

    1.7MB

  • Sample

    250127-fzl82atqfm

  • MD5

    b86acd446f0cdc8f7c2ef87545f5ea0d

  • SHA1

    f4d2ffba82a0e72e18ad80a0b2c858bcb2aa2197

  • SHA256

    c88a778bbc27987aaa0f0ed646afccd7601102adad31cb45daf382f6c165d371

  • SHA512

    6d00ce1814b1a0a9ce3e4f2be42e86be94bfb3fdfe0a1e62e02dd0db6275990f90461ed37b93e86bc2b6ef26774058e5353199848b7e16fd001aae04cc8dc717

  • SSDEEP

    49152:v+7yfYe+CZCng9GI+0f+MYyrrp1R2174LY:v+UYeEg9G4f+fy7l8

Malware Config

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      c88a778bbc27987aaa0f0ed646afccd7601102adad31cb45daf382f6c165d371

    • Size

      1.7MB

    • MD5

      b86acd446f0cdc8f7c2ef87545f5ea0d

    • SHA1

      f4d2ffba82a0e72e18ad80a0b2c858bcb2aa2197

    • SHA256

      c88a778bbc27987aaa0f0ed646afccd7601102adad31cb45daf382f6c165d371

    • SHA512

      6d00ce1814b1a0a9ce3e4f2be42e86be94bfb3fdfe0a1e62e02dd0db6275990f90461ed37b93e86bc2b6ef26774058e5353199848b7e16fd001aae04cc8dc717

    • SSDEEP

      49152:v+7yfYe+CZCng9GI+0f+MYyrrp1R2174LY:v+UYeEg9G4f+fy7l8

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks