General

  • Target

    d7fd16711d3526bc3c8dfb3ed4f05875337d271a86dd22744942673da5ed18b8.exe

  • Size

    1.7MB

  • Sample

    241123-rfkfwasnck

  • MD5

    a7044542ea0f005b80f4fc35735d6383

  • SHA1

    1cc84c8728db8b671ca9c8adea2280f6f30ee8bf

  • SHA256

    d7fd16711d3526bc3c8dfb3ed4f05875337d271a86dd22744942673da5ed18b8

  • SHA512

    c8d78c2de1b944ae6c5ed27b6e26cba788dd9792a6226589715ec2b91843ad249cccf0a29bf9cfd00c6ae6103f4f374822032cdf811f52162323ef183087f21d

  • SSDEEP

    49152:EWDzR3kVKyvwxbdJ60Lsv33hf+EsV7i7EO7Hf4:EA+rkhJ60YJcV69b4

Malware Config

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      d7fd16711d3526bc3c8dfb3ed4f05875337d271a86dd22744942673da5ed18b8.exe

    • Size

      1.7MB

    • MD5

      a7044542ea0f005b80f4fc35735d6383

    • SHA1

      1cc84c8728db8b671ca9c8adea2280f6f30ee8bf

    • SHA256

      d7fd16711d3526bc3c8dfb3ed4f05875337d271a86dd22744942673da5ed18b8

    • SHA512

      c8d78c2de1b944ae6c5ed27b6e26cba788dd9792a6226589715ec2b91843ad249cccf0a29bf9cfd00c6ae6103f4f374822032cdf811f52162323ef183087f21d

    • SSDEEP

      49152:EWDzR3kVKyvwxbdJ60Lsv33hf+EsV7i7EO7Hf4:EA+rkhJ60YJcV69b4

    • 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