General

  • Target

    a7f1894be8e2976e21a6e6a087166df45421cbda98388457c3897c6574b86653

  • Size

    1.7MB

  • Sample

    250107-pdq5jasnan

  • MD5

    55e002eb9a97a1be5a9748701db9932b

  • SHA1

    54b6633c1aaf0c7e7820be585afef96718a8417c

  • SHA256

    a7f1894be8e2976e21a6e6a087166df45421cbda98388457c3897c6574b86653

  • SHA512

    2f4f9388145fc47361ea4dbc9b8d5b6bf6822a1df64256bcecaf5712afc49f35ee4efe79be6786ed4b73b58d286911cf92726e6dd0c1be9322b965c7c78f7d12

  • SSDEEP

    24576:wjkPQTnS09+2+uRdHTOSI8j9CkR3RRzmm6MFlSUcMO92Ukw/hDLhv9CNB:QTSc+2nRdzJR3RRzjTno2W/dLrC7

Malware Config

Extracted

Family

stealc

Botnet

brat

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      a7f1894be8e2976e21a6e6a087166df45421cbda98388457c3897c6574b86653

    • Size

      1.7MB

    • MD5

      55e002eb9a97a1be5a9748701db9932b

    • SHA1

      54b6633c1aaf0c7e7820be585afef96718a8417c

    • SHA256

      a7f1894be8e2976e21a6e6a087166df45421cbda98388457c3897c6574b86653

    • SHA512

      2f4f9388145fc47361ea4dbc9b8d5b6bf6822a1df64256bcecaf5712afc49f35ee4efe79be6786ed4b73b58d286911cf92726e6dd0c1be9322b965c7c78f7d12

    • SSDEEP

      24576:wjkPQTnS09+2+uRdHTOSI8j9CkR3RRzmm6MFlSUcMO92Ukw/hDLhv9CNB:QTSc+2nRdzJR3RRzjTno2W/dLrC7

    • 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