General

  • Target

    929b92219b383421ceb8ed1dca526906e377483572655a854b0b8bc56798688a

  • Size

    241KB

  • Sample

    220127-dfgs4aeha9

  • MD5

    344c34de03ae7b7d62a843cb37dacfd8

  • SHA1

    8cc482646cb15c80dd523e951cbab7db2011a29a

  • SHA256

    929b92219b383421ceb8ed1dca526906e377483572655a854b0b8bc56798688a

  • SHA512

    ac9373a3145799fb83f161512bb7133fb0b6ad4c0ca4c4e6bd7af5f02a777cbb5fd6dd81c2a2480ca2fd32f7a7c6adda647bcf8b063cf955d21b26801b28beb4

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

      929b92219b383421ceb8ed1dca526906e377483572655a854b0b8bc56798688a

    • Size

      241KB

    • MD5

      344c34de03ae7b7d62a843cb37dacfd8

    • SHA1

      8cc482646cb15c80dd523e951cbab7db2011a29a

    • SHA256

      929b92219b383421ceb8ed1dca526906e377483572655a854b0b8bc56798688a

    • SHA512

      ac9373a3145799fb83f161512bb7133fb0b6ad4c0ca4c4e6bd7af5f02a777cbb5fd6dd81c2a2480ca2fd32f7a7c6adda647bcf8b063cf955d21b26801b28beb4

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Executes dropped EXE

    • Sets service image path in registry

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Tasks