General

  • Target

    virussign.com_2d39049483410c1ca95d39796f5e5f80.vir

  • Size

    115KB

  • Sample

    240602-wsrg6sbc39

  • MD5

    2d39049483410c1ca95d39796f5e5f80

  • SHA1

    bb1823bf3aec535aba9e09d13b75839097beaf86

  • SHA256

    8979aebe1dc869fc5b8ac1b53ab72350686676866c9228c07e2b964382bfe733

  • SHA512

    b2b07fcb9110352389c4e0938582eb1461109ed5c421f144cf7696e1dbc8ce1c386dbbccd75745c199c2679418ac7f8eb6fe3efd09b877093b22cb6af4283334

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDIAP:P5eznsjsguGDFqGZ2rDIk

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

C2

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes
  • reg_key

    e1a87040f2026369a233f9ae76301b7b

  • splitter

    |'|'|

Targets

    • Target

      virussign.com_2d39049483410c1ca95d39796f5e5f80.vir

    • Size

      115KB

    • MD5

      2d39049483410c1ca95d39796f5e5f80

    • SHA1

      bb1823bf3aec535aba9e09d13b75839097beaf86

    • SHA256

      8979aebe1dc869fc5b8ac1b53ab72350686676866c9228c07e2b964382bfe733

    • SHA512

      b2b07fcb9110352389c4e0938582eb1461109ed5c421f144cf7696e1dbc8ce1c386dbbccd75745c199c2679418ac7f8eb6fe3efd09b877093b22cb6af4283334

    • SSDEEP

      1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDIAP:P5eznsjsguGDFqGZ2rDIk

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks