General

  • Target

    Perl510.dll

  • Size

    924KB

  • Sample

    220521-sbkfradaek

  • MD5

    dbf8b9ab8ae650d5b452240c0e9c90df

  • SHA1

    1215872c6f7306d6ba14133eb706483f04445885

  • SHA256

    9c7feb98fb5804f1f80dd03db1f84a06b68ea6043d2d34ab53edce82b83827b2

  • SHA512

    f9ab16d7946f4dfab4abbe368d6863dbaa1e0c49b6b051ff44eecdf0053ee0d1204272b08ffc925d76335874ca1099ebebc84ba80be3aa9c9bd5e5007a62d3a9

Malware Config

Targets

    • Target

      Perl510.dll

    • Size

      924KB

    • MD5

      dbf8b9ab8ae650d5b452240c0e9c90df

    • SHA1

      1215872c6f7306d6ba14133eb706483f04445885

    • SHA256

      9c7feb98fb5804f1f80dd03db1f84a06b68ea6043d2d34ab53edce82b83827b2

    • SHA512

      f9ab16d7946f4dfab4abbe368d6863dbaa1e0c49b6b051ff44eecdf0053ee0d1204272b08ffc925d76335874ca1099ebebc84ba80be3aa9c9bd5e5007a62d3a9

    • FatalRat

      FatalRat is a modular infostealer family written in C++ first appearing in June 2021.

    • suricata: ET MALWARE FatalRAT CnC Activity

      suricata: ET MALWARE FatalRAT CnC Activity

    • Fatal Rat Payload

    • Blocklisted process makes network request

    • Adds Run key to start application

    • Suspicious use of NtSetInformationThreadHideFromDebugger

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

System Information Discovery

1
T1082

Tasks