Overview

overview

10

Static

static

3

c460cc5e08...46.exe

windows7-x64

10

c460cc5e08...46.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    c460cc5e08dc4af7091bde8d32458646.exe
  • Size 336KB
  • Sample230516-2586msch97
  • SHA256 8525d0bc1e38bb74d592de9be2615da94ec0b81e611b0e456b3a51c40ab5baa3
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
njratskyfevasionpersistencetrojan

Malware Config

Extracted

Family

  • njrat

Version

  • im523

Botnet

  • SkyF

C2

  • 4.tcp.eu.ngrok.io:18541

Mutex

  • 23b1abca6d5778c7b565b54cf98e9cd1

Attributes
  • reg_key

    23b1abca6d5778c7b565b54cf98e9cd1

  • splitter

    |'|'|

Targets

    • Target
      c460cc5e08dc4af7091bde8d32458646.exe
    • Size 336KB
    • SHA256 8525d0bc1e38bb74d592de9be2615da94ec0b81e611b0e456b3a51c40ab5baa3
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    njratskyfevasionpersistencetrojan

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • Drops autorun.inf file

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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks