General

  • Target

    4596bafc0efc36a8f3ec2574dba1e8ae82e5b6051a2b5cce1605057a20855072.exe

  • Size

    1.7MB

  • Sample

    241122-ctfmhssmd1

  • MD5

    215acb5ad199adeadc4c630b59f09d17

  • SHA1

    76609d0d3867fa6d84da0958b5c1a954e8643f49

  • SHA256

    4596bafc0efc36a8f3ec2574dba1e8ae82e5b6051a2b5cce1605057a20855072

  • SHA512

    358b95a6dc92baed9822c95f23fb13196f712ab4c92587a0b13feb35649ee09ecf63b01218cdb436542e0893a824c2b09d61cd1670b879d23fd08c2ce247a850

  • SSDEEP

    49152:ix2ytIT3b5pKzATXNqChzHkgcooX7hXyM:i2T3NpeATXdJHkrpC

Malware Config

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      4596bafc0efc36a8f3ec2574dba1e8ae82e5b6051a2b5cce1605057a20855072.exe

    • Size

      1.7MB

    • MD5

      215acb5ad199adeadc4c630b59f09d17

    • SHA1

      76609d0d3867fa6d84da0958b5c1a954e8643f49

    • SHA256

      4596bafc0efc36a8f3ec2574dba1e8ae82e5b6051a2b5cce1605057a20855072

    • SHA512

      358b95a6dc92baed9822c95f23fb13196f712ab4c92587a0b13feb35649ee09ecf63b01218cdb436542e0893a824c2b09d61cd1670b879d23fd08c2ce247a850

    • SSDEEP

      49152:ix2ytIT3b5pKzATXNqChzHkgcooX7hXyM:i2T3NpeATXdJHkrpC

    • 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