General

  • Target

    Borderlands (2022).exe

  • Size

    37KB

  • Sample

    220711-rpf5taccd7

  • MD5

    b78746acb5c3af8c10788e2153e8ce19

  • SHA1

    2bf9764b7ed5f7af6173fa59ebf32117259d9d7c

  • SHA256

    ba3898beba687bd7ecd81954d5214b6c44f15b2efc4075e8012228f8f35b83c1

  • SHA512

    bad7b677bfd4fb6df5ef59f9062bbbb171ad7873fa0a3f27e8f938d68da9dc13d38c7ec9fd85989625fa615868cd2297d91603aca91e3c9103369712734bcca9

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

Лошок

C2

194.71.126.120:17954

Mutex

13d65a76848c880b980676c6c1cc6341

Attributes
  • reg_key

    13d65a76848c880b980676c6c1cc6341

  • splitter

    |'|'|

Targets

    • Target

      Borderlands (2022).exe

    • Size

      37KB

    • MD5

      b78746acb5c3af8c10788e2153e8ce19

    • SHA1

      2bf9764b7ed5f7af6173fa59ebf32117259d9d7c

    • SHA256

      ba3898beba687bd7ecd81954d5214b6c44f15b2efc4075e8012228f8f35b83c1

    • SHA512

      bad7b677bfd4fb6df5ef59f9062bbbb171ad7873fa0a3f27e8f938d68da9dc13d38c7ec9fd85989625fa615868cd2297d91603aca91e3c9103369712734bcca9

    • Detect Neshta payload

    • Modifies system executable filetype association

    • Neshta

      Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)

      suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)

    • suricata: ET MALWARE njrat ver 0.7d Malware CnC Callback (Capture)

      suricata: ET MALWARE njrat ver 0.7d Malware CnC Callback (Capture)

    • suricata: ET MALWARE njrat ver 0.7d Malware CnC Callback (Process Listing)

      suricata: ET MALWARE njrat ver 0.7d Malware CnC Callback (Process Listing)

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Disables Task Manager via registry modification

    • Executes dropped EXE

    • Modifies Windows Firewall

    • UPX packed file

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

    • Drops startup file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Change Default File Association

1
T1042

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Tasks