General

  • Target

    8103f3aba4d0dca4899bacc85a3f716f52ea505263ad559fb51db32bcc6d3da7

  • Size

    352KB

  • Sample

    221124-23ybcshh2y

  • MD5

    efde8f7c97f533dbb5f6b44412f7e0e8

  • SHA1

    32b42444d368b4531dd5b196fb8413201b876f30

  • SHA256

    8103f3aba4d0dca4899bacc85a3f716f52ea505263ad559fb51db32bcc6d3da7

  • SHA512

    9a6023d0f6d23c037c2a3bb296c328c12266a72b40d1bdf254bd901f1fe90157ff1678fcb8bee002e108a29986b05ecbc6431a1150c647decf2b57775b8747d6

  • SSDEEP

    3072:rnyCcI+02me4sZh7Bl/D8C6yi/5rwWZsRPEY9wcDkSFwVxjhC9qOf5Zad77cN/b:vvU7jUyeEmsWuTo5vsWd7pvOU7HJ7M5

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

w.w.w.w

C2

ksa-ok.ddns.net:1177

Mutex

3731b7c7eb0e242265ddcd1c2fa8c059

Attributes
  • reg_key

    3731b7c7eb0e242265ddcd1c2fa8c059

  • splitter

    |'|'|

Targets

    • Target

      8103f3aba4d0dca4899bacc85a3f716f52ea505263ad559fb51db32bcc6d3da7

    • Size

      352KB

    • MD5

      efde8f7c97f533dbb5f6b44412f7e0e8

    • SHA1

      32b42444d368b4531dd5b196fb8413201b876f30

    • SHA256

      8103f3aba4d0dca4899bacc85a3f716f52ea505263ad559fb51db32bcc6d3da7

    • SHA512

      9a6023d0f6d23c037c2a3bb296c328c12266a72b40d1bdf254bd901f1fe90157ff1678fcb8bee002e108a29986b05ecbc6431a1150c647decf2b57775b8747d6

    • SSDEEP

      3072:rnyCcI+02me4sZh7Bl/D8C6yi/5rwWZsRPEY9wcDkSFwVxjhC9qOf5Zad77cN/b:vvU7jUyeEmsWuTo5vsWd7pvOU7HJ7M5

    • 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.

    • Drops startup file

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks