General

  • Target

    file.exe

  • Size

    1.7MB

  • Sample

    241121-yhjexswjfw

  • MD5

    7b407627037c3c9873d0a4b806519384

  • SHA1

    3c6d470f6d3f29086d4ba50baae4a4dda0c4e20b

  • SHA256

    2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9

  • SHA512

    278bc7f0458dd9fcf73053c52484a67091a0974f0af2ab28165187d6330729e4335214a0a9b905e3240bdb82ee8d5a47f1ca971b9a8aa204218f8fcfbb51cf6c

  • SSDEEP

    49152:wvNCYaHLT6lvZ2VsNh27IRwGlfSsVGIW0wugj:wvNoHLT6mzIlBSsRWvuy

Malware Config

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      file.exe

    • Size

      1.7MB

    • MD5

      7b407627037c3c9873d0a4b806519384

    • SHA1

      3c6d470f6d3f29086d4ba50baae4a4dda0c4e20b

    • SHA256

      2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9

    • SHA512

      278bc7f0458dd9fcf73053c52484a67091a0974f0af2ab28165187d6330729e4335214a0a9b905e3240bdb82ee8d5a47f1ca971b9a8aa204218f8fcfbb51cf6c

    • SSDEEP

      49152:wvNCYaHLT6lvZ2VsNh27IRwGlfSsVGIW0wugj:wvNoHLT6mzIlBSsRWvuy

    • 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