General

  • Target

    e3dabc6bd77dbff728e862d3b490ab8c701bda01f63917fdb0bb81d52015926e

  • Size

    190KB

  • Sample

    230217-qr6yksff33

  • MD5

    8e22a8aa6b231860c3470f8854d36837

  • SHA1

    f3bff7ac5dbefb3fe71aff3272d4e716750edabf

  • SHA256

    e3dabc6bd77dbff728e862d3b490ab8c701bda01f63917fdb0bb81d52015926e

  • SHA512

    00332c0e77bf159327ade717d29a0eaba893f0e7ddd79d57eaffc0273746a8c1e4cacce90fade9c0c56df55e55ec2ee827f1e98c98c815109a9b341f8833be54

  • SSDEEP

    3072:X37jeM6C5MeV/MIP8GT+lyQBlyyjwBYGLjNewJHGCpDI/+1/M:XLjxWeJ3UNljQ5BJGCpDD

Malware Config

Targets

    • Target

      e3dabc6bd77dbff728e862d3b490ab8c701bda01f63917fdb0bb81d52015926e

    • Size

      190KB

    • MD5

      8e22a8aa6b231860c3470f8854d36837

    • SHA1

      f3bff7ac5dbefb3fe71aff3272d4e716750edabf

    • SHA256

      e3dabc6bd77dbff728e862d3b490ab8c701bda01f63917fdb0bb81d52015926e

    • SHA512

      00332c0e77bf159327ade717d29a0eaba893f0e7ddd79d57eaffc0273746a8c1e4cacce90fade9c0c56df55e55ec2ee827f1e98c98c815109a9b341f8833be54

    • SSDEEP

      3072:X37jeM6C5MeV/MIP8GT+lyQBlyyjwBYGLjNewJHGCpDI/+1/M:XLjxWeJ3UNljQ5BJGCpDD

    • Detects Smokeloader packer

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Executes dropped EXE

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks