General

  • Target

    d20f88b50c4b3b1083499e32d674fb58.exe

  • Size

    268KB

  • Sample

    230915-qkhbmseg77

  • MD5

    d20f88b50c4b3b1083499e32d674fb58

  • SHA1

    d41276d90a406273cc748c0dcf648fb2bb965296

  • SHA256

    2f4140d42063d60f416435b8cc1493588293c7516e25aad65fc6929125b4c7dd

  • SHA512

    9275c9dc0336a808cde2f776254ac35f9bdab52ace7486dbe7d8427fefcfa6117cfa030c2d2f302bb6ff60f92b9eacfca11deaa2203083857674bcca2a3f4028

  • SSDEEP

    3072:OnEwxB2mXQ+YJq4I7MqGnohhiEaYpMA7Et4Y+rpuJTY4VBUqsZTwNA:JwxVXQ+Yo4EM6hIY2AE4Y+luZTnjOt

Malware Config

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Targets

    • Target

      d20f88b50c4b3b1083499e32d674fb58.exe

    • Size

      268KB

    • MD5

      d20f88b50c4b3b1083499e32d674fb58

    • SHA1

      d41276d90a406273cc748c0dcf648fb2bb965296

    • SHA256

      2f4140d42063d60f416435b8cc1493588293c7516e25aad65fc6929125b4c7dd

    • SHA512

      9275c9dc0336a808cde2f776254ac35f9bdab52ace7486dbe7d8427fefcfa6117cfa030c2d2f302bb6ff60f92b9eacfca11deaa2203083857674bcca2a3f4028

    • SSDEEP

      3072:OnEwxB2mXQ+YJq4I7MqGnohhiEaYpMA7Et4Y+rpuJTY4VBUqsZTwNA:JwxVXQ+Yo4EM6hIY2AE4Y+luZTnjOt

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks