General

  • Target

    1bcf46f09d7d12c6f95a38ff9ac56aa86349d7c1bbe40251ef8fe7146c87c5bb

  • Size

    534KB

  • Sample

    230921-ynxvhacc85

  • MD5

    10be6e9c690b67e5d928f277dc046f24

  • SHA1

    69009eba0b4e5a017741d96539b087c8763a215f

  • SHA256

    1bcf46f09d7d12c6f95a38ff9ac56aa86349d7c1bbe40251ef8fe7146c87c5bb

  • SHA512

    4e53133a7fee7d0c702630f9a8fe00adf014170987a5d95d1352e5718c3a563d52cc03c6d5e85c1dc3fcc3988886906aee822e7dbda8235539b3e837e7275391

  • SSDEEP

    6144:O+4UxvdjNgBoHFIZ0YesFZITJuUQn4yM9fV:GQNg2FTJuUQnXiV

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Targets

    • Target

      1bcf46f09d7d12c6f95a38ff9ac56aa86349d7c1bbe40251ef8fe7146c87c5bb

    • Size

      534KB

    • MD5

      10be6e9c690b67e5d928f277dc046f24

    • SHA1

      69009eba0b4e5a017741d96539b087c8763a215f

    • SHA256

      1bcf46f09d7d12c6f95a38ff9ac56aa86349d7c1bbe40251ef8fe7146c87c5bb

    • SHA512

      4e53133a7fee7d0c702630f9a8fe00adf014170987a5d95d1352e5718c3a563d52cc03c6d5e85c1dc3fcc3988886906aee822e7dbda8235539b3e837e7275391

    • SSDEEP

      6144:O+4UxvdjNgBoHFIZ0YesFZITJuUQn4yM9fV:GQNg2FTJuUQnXiV

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks