General

  • Target

    3b7f64b59e1472ab72c20b43f636002c87b58799da6388869a8b872e7316c08b

  • Size

    23KB

  • Sample

    220703-tq8ybsgccp

  • MD5

    ca64a9c11199bbd232c737eb34117e0f

  • SHA1

    44427cc753e8f1cda936970605885010772c4697

  • SHA256

    3b7f64b59e1472ab72c20b43f636002c87b58799da6388869a8b872e7316c08b

  • SHA512

    6d44d971dc16c3b52cf853f999c7fa212d478081d76b463db98858e3bccd040e7368d1667706b032675644b80d06ae3c3032e03475f0e23417607abbcaa5c126

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

securit.linkpc.net:10156

Mutex

d3cb74d223b66e1c3aebf64e3aa2b4d1

Attributes
  • reg_key

    d3cb74d223b66e1c3aebf64e3aa2b4d1

  • splitter

    |'|'|

Targets

    • Target

      3b7f64b59e1472ab72c20b43f636002c87b58799da6388869a8b872e7316c08b

    • Size

      23KB

    • MD5

      ca64a9c11199bbd232c737eb34117e0f

    • SHA1

      44427cc753e8f1cda936970605885010772c4697

    • SHA256

      3b7f64b59e1472ab72c20b43f636002c87b58799da6388869a8b872e7316c08b

    • SHA512

      6d44d971dc16c3b52cf853f999c7fa212d478081d76b463db98858e3bccd040e7368d1667706b032675644b80d06ae3c3032e03475f0e23417607abbcaa5c126

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Tasks