General

  • Target

    ef1c89a25c0414f41694bd95318370df3fe7e0428c1725a2b1c719eaec759170

  • Size

    352KB

  • Sample

    220128-3xn16sgfcp

  • MD5

    4b4a446e64e4da009403d32278941ed0

  • SHA1

    c161d17a341fc95cd8cbe3eb7abe3e654239a27d

  • SHA256

    ef1c89a25c0414f41694bd95318370df3fe7e0428c1725a2b1c719eaec759170

  • SHA512

    cb73611376606edbf26ccc2643c9785edbe1fd01211880f439f3f1eae002f7d5ca084e70e3fc7b415ea9dd0c5ff53da333c8d5e820ef4db156de1403e31cbe06

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

      ef1c89a25c0414f41694bd95318370df3fe7e0428c1725a2b1c719eaec759170

    • Size

      352KB

    • MD5

      4b4a446e64e4da009403d32278941ed0

    • SHA1

      c161d17a341fc95cd8cbe3eb7abe3e654239a27d

    • SHA256

      ef1c89a25c0414f41694bd95318370df3fe7e0428c1725a2b1c719eaec759170

    • SHA512

      cb73611376606edbf26ccc2643c9785edbe1fd01211880f439f3f1eae002f7d5ca084e70e3fc7b415ea9dd0c5ff53da333c8d5e820ef4db156de1403e31cbe06

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • 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