General

  • Target

    3b612ceb7d2bf66a141e439a181a3fdf1c0eb31a1006e4b1d127efe37f1d1115

  • Size

    352KB

  • Sample

    220128-x2tvbsbge5

  • MD5

    421c75538c12cfdf503bba86df4195ee

  • SHA1

    f757d1413ae54ff901ada6a485310c0ae231dbd9

  • SHA256

    3b612ceb7d2bf66a141e439a181a3fdf1c0eb31a1006e4b1d127efe37f1d1115

  • SHA512

    d1c550c876741d1d9c64082ae590762f0759c69d0cb6750d0d80bf8d08077959a5d3d614db273ae4ad862f95e9cfa095af1c07eafb7d8573f0c9a05b7e708926

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://host-data-coin-11.com/

http://file-coin-host-12.com/

rc4.i32
rc4.i32

Targets

    • Target

      3b612ceb7d2bf66a141e439a181a3fdf1c0eb31a1006e4b1d127efe37f1d1115

    • Size

      352KB

    • MD5

      421c75538c12cfdf503bba86df4195ee

    • SHA1

      f757d1413ae54ff901ada6a485310c0ae231dbd9

    • SHA256

      3b612ceb7d2bf66a141e439a181a3fdf1c0eb31a1006e4b1d127efe37f1d1115

    • SHA512

      d1c550c876741d1d9c64082ae590762f0759c69d0cb6750d0d80bf8d08077959a5d3d614db273ae4ad862f95e9cfa095af1c07eafb7d8573f0c9a05b7e708926

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Executes dropped EXE

    • Deletes itself

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Tasks