General

  • Target

    newest.exe

  • Size

    93KB

  • Sample

    241216-g351zsxrcv

  • MD5

    173883b31d172e5140f98fd0e927ff10

  • SHA1

    1e477ebc749e1ef65c820cfb959d96ffc058b587

  • SHA256

    984c7149b8a948d4fb3b5c50f8f006206a985841203f647d66b0880e56a55e08

  • SHA512

    01d262922177e746898cfdf9fee9d7b85a273ff43d445cf40f5ee989b51a08bfe71eb270b501a164192565666e4aaef701cbf6594e89c152d9acc43ca881c56a

  • SSDEEP

    1536:XFJGER1tMnnwlOU5oTRKwjEwzGi1dDsKngS:XFJMnnwlOUWT0hi1dzg

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

dock

C2

hakim32.ddns.net:2000

127.0.0.1:555

Mutex

c772fa1f7fc98d866443249d79c0b299

Attributes
  • reg_key

    c772fa1f7fc98d866443249d79c0b299

  • splitter

    |'|'|

Targets

    • Target

      newest.exe

    • Size

      93KB

    • MD5

      173883b31d172e5140f98fd0e927ff10

    • SHA1

      1e477ebc749e1ef65c820cfb959d96ffc058b587

    • SHA256

      984c7149b8a948d4fb3b5c50f8f006206a985841203f647d66b0880e56a55e08

    • SHA512

      01d262922177e746898cfdf9fee9d7b85a273ff43d445cf40f5ee989b51a08bfe71eb270b501a164192565666e4aaef701cbf6594e89c152d9acc43ca881c56a

    • SSDEEP

      1536:XFJGER1tMnnwlOU5oTRKwjEwzGi1dDsKngS:XFJMnnwlOUWT0hi1dzg

    • Njrat family

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Disables Task Manager via registry modification

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks