Overview

overview

10

Static

static

bf5583a1b3...6a.exe

windows7_x64

10

bf5583a1b3...6a.exe

windows10-2004_x64

10

Sharing

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General

  • Target
    bf5583a1b318ba14bae72e9fa7bb8a6a
  • Size 223KB
  • Sample220326-tmf35sbbfn
  • SHA256 a37cbddb545f168aa1dbb09433e228e5a956f6d8fbc00fae892a5f047990a71f
  • MD5 SHA1 SHA512
Score
10/10
smokeloaderbackdoorsuricatatrojan

Malware Config

Extracted

Family

  • smokeloader

Version

  • 2020

C2

  • http://coralee.at/upload/

  • http://ducvietcao.com/upload/

  • http://biz-acc.ru/upload/

  • http://toimap.com/upload/

  • http://bbb7d.com/upload/

  • http://piratia-life.ru/upload/

  • http://curvreport.com/upload/

  • http://viagratos.com/upload/

  • http://mordo.ru/upload/

  • http://pkodev.net/upload/

rc4.i32
rc4.i32

Targets

    • Target
      bf5583a1b318ba14bae72e9fa7bb8a6a
    • Size 223KB
    • SHA256 a37cbddb545f168aa1dbb09433e228e5a956f6d8fbc00fae892a5f047990a71f
    • MD5 SHA1 SHA512
    Score
    10/10
    smokeloaderbackdoortrojansuricata

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • suricata: ET MALWARE Danabot Key Exchange Request

      suricata: ET MALWARE Danabot Key Exchange Request

      suricata

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Deletes itself

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks