General

  • Target

    SecuriteInfo.com.BehavesLike.Win32.Trojan.cc.21406

  • Size

    154KB

  • Sample

    201228-67648v2rla

  • MD5

    c15de5bd771cbdadc7870814debee5e6

  • SHA1

    89dc5b908e99a6270864e2df0c72cc31fb7b05ff

  • SHA256

    310966da92c632e2cb4b22c9efc1bcbffe71c54be89cdb4b2b2119611be25fd0

  • SHA512

    299cac00651dfe3b73cc1554d8e8e23ff8286b17c95f46be6e59f10e4932cdcbc28790e2e8c00d43b002d8e7e251f0a9a4ce7f2cd84f186d6cdb81991f820556

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://vtdilet.com/upload/

http://netvxi.com/upload/

http://tinnys.monster/upload/

rc4.i32
rc4.i32

Targets

    • Target

      SecuriteInfo.com.BehavesLike.Win32.Trojan.cc.21406

    • Size

      154KB

    • MD5

      c15de5bd771cbdadc7870814debee5e6

    • SHA1

      89dc5b908e99a6270864e2df0c72cc31fb7b05ff

    • SHA256

      310966da92c632e2cb4b22c9efc1bcbffe71c54be89cdb4b2b2119611be25fd0

    • SHA512

      299cac00651dfe3b73cc1554d8e8e23ff8286b17c95f46be6e59f10e4932cdcbc28790e2e8c00d43b002d8e7e251f0a9a4ce7f2cd84f186d6cdb81991f820556

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Deletes itself

    • Loads dropped DLL

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Bootkit

1
T1067

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Tasks