General

  • Target

    f27deb3a24aaab38246363f17b387115493118b13fa547ed7610ef7f883b8b0a

  • Size

    190KB

  • Sample

    220127-tqn8xsfegk

  • MD5

    ccef5c71b280ae29fb27efa5dfccc214

  • SHA1

    3864d99bc362d1b7b01f4814d783923face75a50

  • SHA256

    f27deb3a24aaab38246363f17b387115493118b13fa547ed7610ef7f883b8b0a

  • SHA512

    1e4e5170735c3aa45f608f4c3bb7f56bcecc0b5b7eb20ceed53fe3414b54efd276329fe6bf72e97aca3652a6a403e9870a8c5e25887d84b44001f15d4ec70eb0

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

      f27deb3a24aaab38246363f17b387115493118b13fa547ed7610ef7f883b8b0a

    • Size

      190KB

    • MD5

      ccef5c71b280ae29fb27efa5dfccc214

    • SHA1

      3864d99bc362d1b7b01f4814d783923face75a50

    • SHA256

      f27deb3a24aaab38246363f17b387115493118b13fa547ed7610ef7f883b8b0a

    • SHA512

      1e4e5170735c3aa45f608f4c3bb7f56bcecc0b5b7eb20ceed53fe3414b54efd276329fe6bf72e97aca3652a6a403e9870a8c5e25887d84b44001f15d4ec70eb0

    • 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