General

  • Target
    cbfa2e4458747eecb05c8813a94700b2.exe
  • Size 691KB
  • Sample220709-mkc55sgcb4
  • SHA256 bf8b455cc351263446a8a1afc1f2461d2cbcfca273aaa6be24c22afacd6f281a
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • njrat

Version
  • 0.7d

Botnet
  • HacKed

C2
  • OC50Y3Aubmdyb2suaW8Strik:MTM5NTU=

Mutex
  • 60980d59cee45e3b1f98f91557ebf595

Attributes
  • reg_key

    60980d59cee45e3b1f98f91557ebf595

  • splitter

    |'|'|

Targets

    • Target
      cbfa2e4458747eecb05c8813a94700b2.exe
    • Size 691KB
    • SHA256 bf8b455cc351263446a8a1afc1f2461d2cbcfca273aaa6be24c22afacd6f281a
    • MD5 SHA1 SHA512
    • 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)

    • Executes dropped EXE

    • Modifies Windows Firewall

    • UPX packed file

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks