General

  • Target

    file.exe

  • Size

    1.0MB

  • Sample

    231011-hsmx4age8s

  • MD5

    6b043f7b06e1cd30fd2cb9c027c2e49e

  • SHA1

    0f43fe7998c933a625ef9415599c3fc30652fb3b

  • SHA256

    be9d5bb1cec536aa80f16fcc1f9c5d4245d2e9bda7c8c15ca417a12526d43c2c

  • SHA512

    d1738abf081485079d4e0e3aee557b1ce660b5b520991ea5eedf37bf16f29ab1c77c9d0634174d69167c17c3aea0dc9682d46cdb3a5d53e154c11e003d46671d

  • SSDEEP

    24576:myFOdL0IdHppyQOjw/f2i5hnZiYKVp793JSXz/LK:1FOl0IpyQZfDfY/v0z/L

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Targets

    • Target

      file.exe

    • Size

      1.0MB

    • MD5

      6b043f7b06e1cd30fd2cb9c027c2e49e

    • SHA1

      0f43fe7998c933a625ef9415599c3fc30652fb3b

    • SHA256

      be9d5bb1cec536aa80f16fcc1f9c5d4245d2e9bda7c8c15ca417a12526d43c2c

    • SHA512

      d1738abf081485079d4e0e3aee557b1ce660b5b520991ea5eedf37bf16f29ab1c77c9d0634174d69167c17c3aea0dc9682d46cdb3a5d53e154c11e003d46671d

    • SSDEEP

      24576:myFOdL0IdHppyQOjw/f2i5hnZiYKVp793JSXz/LK:1FOl0IpyQZfDfY/v0z/L

    • Modifies Windows Defender Real-time Protection settings

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks