General

  • Target

    random.exe

  • Size

    1.7MB

  • Sample

    250209-wb2ltayjam

  • MD5

    adb822a9a629882b5444563cf0b010df

  • SHA1

    61a18bdd091861019b3ff17d121799696aac4510

  • SHA256

    1314267a5983795475a4b0a8469890c111d961fa4f8cf3215125f324fc253924

  • SHA512

    d31b575820ff095fe363a2b13905019216f317a1c883d724be9f576ea88dee2b10fa42aa39517c5f9a98633028f743c58d4199977ac90671535a87ca258dd73b

  • SSDEEP

    24576:2kQzIcT6qOn1oYgttje1LkKTvtxECuu9sKM4bmdiHkbkR1dVh1rzTc7nxyi8xTqv:2krsn2+L6kiwCJM0mdiqkRrBiyiBl/

Malware Config

Extracted

Family

stealc

Botnet

reno

C2

http://185.215.113.115

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      random.exe

    • Size

      1.7MB

    • MD5

      adb822a9a629882b5444563cf0b010df

    • SHA1

      61a18bdd091861019b3ff17d121799696aac4510

    • SHA256

      1314267a5983795475a4b0a8469890c111d961fa4f8cf3215125f324fc253924

    • SHA512

      d31b575820ff095fe363a2b13905019216f317a1c883d724be9f576ea88dee2b10fa42aa39517c5f9a98633028f743c58d4199977ac90671535a87ca258dd73b

    • SSDEEP

      24576:2kQzIcT6qOn1oYgttje1LkKTvtxECuu9sKM4bmdiHkbkR1dVh1rzTc7nxyi8xTqv:2krsn2+L6kiwCJM0mdiqkRrBiyiBl/

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • 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