General

  • Target

    1edd6e93c7b18f52341f30718c306130857180a4861af722a7ac59fd2a262ca9

  • Size

    256KB

  • Sample

    221231-xsnxqaad35

  • MD5

    aefb673de3f1b81dc503dd92f81aa9bc

  • SHA1

    2830c1ef2829d282f6c4028a66244820a0965485

  • SHA256

    1edd6e93c7b18f52341f30718c306130857180a4861af722a7ac59fd2a262ca9

  • SHA512

    727a036db8b8ee8954e288494992236867fa26fa8f56e8d09bcad3fbd1e8b4b3e6cd4df9d4273e2edc6d54ba299438836d1dcebe2887cdf9786674f0d81e5e6a

  • SSDEEP

    3072:PC4KBQHlfLZJ4QfSRlYKqebZ0fbTEyeZg7hZ1Iemqtr27hZY:OcfLkQfCHhaqZ81eymZY

Malware Config

Targets

    • Target

      1edd6e93c7b18f52341f30718c306130857180a4861af722a7ac59fd2a262ca9

    • Size

      256KB

    • MD5

      aefb673de3f1b81dc503dd92f81aa9bc

    • SHA1

      2830c1ef2829d282f6c4028a66244820a0965485

    • SHA256

      1edd6e93c7b18f52341f30718c306130857180a4861af722a7ac59fd2a262ca9

    • SHA512

      727a036db8b8ee8954e288494992236867fa26fa8f56e8d09bcad3fbd1e8b4b3e6cd4df9d4273e2edc6d54ba299438836d1dcebe2887cdf9786674f0d81e5e6a

    • SSDEEP

      3072:PC4KBQHlfLZJ4QfSRlYKqebZ0fbTEyeZg7hZ1Iemqtr27hZY:OcfLkQfCHhaqZ81eymZY

    • Detects Smokeloader packer

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks