General

  • Target

    random.exe

  • Size

    1.7MB

  • Sample

    250201-zfzjss1mgp

  • MD5

    fef55d2c719d3b8dba0d89f08455d3c8

  • SHA1

    2b3a14027c9df14cfa1e4776c9cd5cf0bbe73ab2

  • SHA256

    11201f9b216791855365b42659d114cc8c343a61d3239f8390c9d43ecbe7a679

  • SHA512

    4b9352a824c13b90cf9f5876bb0de53f16b2f46a30e5c6997654a487ef64c82d2406186af6fabfe0859ef877bd9dd27ff9a6cd4b980c9747127f689166291ec6

  • SSDEEP

    49152:iWEAYa9z0Ea7+z7quxu+tKj4sLzXPChAFhvlYetfJYw9b:prHwiCuTs4sXfeAFhvlYSfp9

Malware Config

Extracted

Family

stealc

Botnet

kira

C2

http://185.215.113.115

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      random.exe

    • Size

      1.7MB

    • MD5

      fef55d2c719d3b8dba0d89f08455d3c8

    • SHA1

      2b3a14027c9df14cfa1e4776c9cd5cf0bbe73ab2

    • SHA256

      11201f9b216791855365b42659d114cc8c343a61d3239f8390c9d43ecbe7a679

    • SHA512

      4b9352a824c13b90cf9f5876bb0de53f16b2f46a30e5c6997654a487ef64c82d2406186af6fabfe0859ef877bd9dd27ff9a6cd4b980c9747127f689166291ec6

    • SSDEEP

      49152:iWEAYa9z0Ea7+z7quxu+tKj4sLzXPChAFhvlYetfJYw9b:prHwiCuTs4sXfeAFhvlYSfp9

    • 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