General

  • Target

    22e09cd7882f7e698ce36f495fe27bc7230456fcbaa01f76684e8e60ae49e0d3

  • Size

    191KB

  • Sample

    220127-nc8shsbhg4

  • MD5

    f55625db12904c1a5707618799a12ef9

  • SHA1

    a8de7098d479b5323b9623c84beecc3238ed361b

  • SHA256

    22e09cd7882f7e698ce36f495fe27bc7230456fcbaa01f76684e8e60ae49e0d3

  • SHA512

    4013b0a7184db4d86ce17e7c7c8068c5cbdbabe5e4e93ccab353435fa37041171ebcc6627430558cb2471ed245735668d5ccd37da3cd5d46584ded23a6bb8ac0

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

      22e09cd7882f7e698ce36f495fe27bc7230456fcbaa01f76684e8e60ae49e0d3

    • Size

      191KB

    • MD5

      f55625db12904c1a5707618799a12ef9

    • SHA1

      a8de7098d479b5323b9623c84beecc3238ed361b

    • SHA256

      22e09cd7882f7e698ce36f495fe27bc7230456fcbaa01f76684e8e60ae49e0d3

    • SHA512

      4013b0a7184db4d86ce17e7c7c8068c5cbdbabe5e4e93ccab353435fa37041171ebcc6627430558cb2471ed245735668d5ccd37da3cd5d46584ded23a6bb8ac0

    • 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