General

  • Target

    file.exe

  • Size

    1.7MB

  • Sample

    241125-fddprsyrcx

  • MD5

    b1992af747fc52cb2b427fef697392f2

  • SHA1

    a24e481626321efc83ae2710b248361be8f0aec1

  • SHA256

    8a90b02ee33fe65b40963bba40a936c6544eda66ed6665ae8c3b683007311d3d

  • SHA512

    7c43c630e442dae3abf79889ff0756c36073bd9e1ab690889371c22a5b949c5fcf4420e6e33b9cf73b123d8108f016b1a76faa8e6ebb44c085512f9ac96be860

  • SSDEEP

    49152:HkE0+sy6MMBDflnO0E7uUBe3k2CJoWZF9So:HkC5cbNSb/8o

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

      b1992af747fc52cb2b427fef697392f2

    • SHA1

      a24e481626321efc83ae2710b248361be8f0aec1

    • SHA256

      8a90b02ee33fe65b40963bba40a936c6544eda66ed6665ae8c3b683007311d3d

    • SHA512

      7c43c630e442dae3abf79889ff0756c36073bd9e1ab690889371c22a5b949c5fcf4420e6e33b9cf73b123d8108f016b1a76faa8e6ebb44c085512f9ac96be860

    • SSDEEP

      49152:HkE0+sy6MMBDflnO0E7uUBe3k2CJoWZF9So:HkC5cbNSb/8o

    • 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