General

  • Target

    432b0b91e01efb4a9cd4a23f6d0de4e7c2b7c5d9349b85d661c4475bfe115f86

  • Size

    303KB

  • Sample

    240501-2xaccahf7z

  • MD5

    f720d5284b6ffb2f05f17fd168ac3bb5

  • SHA1

    3989933110f4929de0301397ade9a695296aa037

  • SHA256

    432b0b91e01efb4a9cd4a23f6d0de4e7c2b7c5d9349b85d661c4475bfe115f86

  • SHA512

    5567c31c3f40cb48736bf18c7705effaecfde5ec97fbbe2ee94aff98a17c1a94e7f8867e8572a181012eabc3ca69e1c94e3912d84bdaa6e43efeecdf83d39620

  • SSDEEP

    3072:kzPuD9przKb72w0rkvw+HHebmTc4OQon8tJu64ofEy+qQzYVOuCjRQ1HELNrI7IH:95hzxnVCeKgL8t464oV+FNunpELJpV

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2022

C2

http://trad-einmyus.com/index.php

http://tradein-myus.com/index.php

http://trade-inmyus.com/index.php

rc4.i32
rc4.i32

Targets

    • Target

      432b0b91e01efb4a9cd4a23f6d0de4e7c2b7c5d9349b85d661c4475bfe115f86

    • Size

      303KB

    • MD5

      f720d5284b6ffb2f05f17fd168ac3bb5

    • SHA1

      3989933110f4929de0301397ade9a695296aa037

    • SHA256

      432b0b91e01efb4a9cd4a23f6d0de4e7c2b7c5d9349b85d661c4475bfe115f86

    • SHA512

      5567c31c3f40cb48736bf18c7705effaecfde5ec97fbbe2ee94aff98a17c1a94e7f8867e8572a181012eabc3ca69e1c94e3912d84bdaa6e43efeecdf83d39620

    • SSDEEP

      3072:kzPuD9przKb72w0rkvw+HHebmTc4OQon8tJu64ofEy+qQzYVOuCjRQ1HELNrI7IH:95hzxnVCeKgL8t464oV+FNunpELJpV

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Modifies Installed Components in the registry

    • Deletes itself

    • Executes dropped EXE

    • Legitimate hosting services abused for malware hosting/C2

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

MITRE ATT&CK Enterprise v15

Tasks