General

  • Target

    file.exe

  • Size

    1.7MB

  • Sample

    241123-fypmrsyrat

  • MD5

    8505f9d1aa560d7efba98ff045b3f95c

  • SHA1

    c13622c9517063ab29efb02b02467850c6a15e50

  • SHA256

    518faa851e0c6485486d203fda44344cbda00a4633a2f3c2de49e9f6ebd054cf

  • SHA512

    972d680945efe4ab32b9ddce51bcf9ff17bb39d765310816225ff2600c1e350df9d2ece4442a0497d83c57d62b8a35f7d128bdea4398398925752b4a4ed72444

  • SSDEEP

    49152:Qj3/FoP3dtRqOJDtRnWZwMSZUHelK1C0QhKjQG6:S3/FoP3zDtMwT2+s9Q

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

      8505f9d1aa560d7efba98ff045b3f95c

    • SHA1

      c13622c9517063ab29efb02b02467850c6a15e50

    • SHA256

      518faa851e0c6485486d203fda44344cbda00a4633a2f3c2de49e9f6ebd054cf

    • SHA512

      972d680945efe4ab32b9ddce51bcf9ff17bb39d765310816225ff2600c1e350df9d2ece4442a0497d83c57d62b8a35f7d128bdea4398398925752b4a4ed72444

    • SSDEEP

      49152:Qj3/FoP3dtRqOJDtRnWZwMSZUHelK1C0QhKjQG6:S3/FoP3zDtMwT2+s9Q

    • 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