General

  • Target

    3ab8b9c2da3a389ae1291f15452c1f5746e0e25bd0ddcd970e6093bd9e9345e0.exe

  • Size

    1.7MB

  • Sample

    241124-mzzyfssmdk

  • MD5

    a66862a3db5d4836780035db6f5ef76c

  • SHA1

    02e270f4c70e717e3ce75a558ed28f58598f52d5

  • SHA256

    3ab8b9c2da3a389ae1291f15452c1f5746e0e25bd0ddcd970e6093bd9e9345e0

  • SHA512

    bc27dc22fcd7f4b871a46f0d9fd0a795e714b5b4d57313738ba9e6883b7a0ad33a14ecbf8f9ac999d109094e63b49d5568c2cbaef3679623f205210fb10be9e8

  • SSDEEP

    49152:tw20saa8GDgxrrPlNLV8b8VqeZ+gb/tG52T4jhpQIDY7l:twBa8rfV3+83yhWeYp

Malware Config

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      3ab8b9c2da3a389ae1291f15452c1f5746e0e25bd0ddcd970e6093bd9e9345e0.exe

    • Size

      1.7MB

    • MD5

      a66862a3db5d4836780035db6f5ef76c

    • SHA1

      02e270f4c70e717e3ce75a558ed28f58598f52d5

    • SHA256

      3ab8b9c2da3a389ae1291f15452c1f5746e0e25bd0ddcd970e6093bd9e9345e0

    • SHA512

      bc27dc22fcd7f4b871a46f0d9fd0a795e714b5b4d57313738ba9e6883b7a0ad33a14ecbf8f9ac999d109094e63b49d5568c2cbaef3679623f205210fb10be9e8

    • SSDEEP

      49152:tw20saa8GDgxrrPlNLV8b8VqeZ+gb/tG52T4jhpQIDY7l:twBa8rfV3+83yhWeYp

    • 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