Overview

overview

10

Static

static

3

5c75ff9a14...8e.exe

windows7-x64

10

5c75ff9a14...8e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5c75ff9a14e32b1e2b494e8446f1668e

  • Size

    3.7MB

  • Sample

    240115-h2mcxscec9

  • MD5

    5c75ff9a14e32b1e2b494e8446f1668e

  • SHA1

    2fa6bcb8a28a319e41c9f0a07e347ffd20641e9a

  • SHA256

    c17ed1830c9f10d07c87721dc0730c058cc28b563e2615fd93be7eae76145d34

  • SHA512

    49246274856e7d82e68f50cfca5d961e3a6be01f2d3d27e45b510901edec2168d83053d05bb94d228f825796eefc9671fc12370c2c1665fe26e992934fc668b3

  • SSDEEP

    98304:+Q97hLupbss/hAHfqeTPpmBYq9cIF4WRQFEL271NB13mX:hTuxA/qe4BYq+wRCpbzmX

Score
10/10
njratserverevasionpersistencetrojanvmprotect

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

Server

C2

bozok3377.duckdns.org:5552

Mutex

452c71391e344a3a8cea9d88625e6b6f

Attributes
  • reg_key

    452c71391e344a3a8cea9d88625e6b6f

  • splitter

    |'|'|

Targets

    • Target

      5c75ff9a14e32b1e2b494e8446f1668e

    • Size

      3.7MB

    • MD5

      5c75ff9a14e32b1e2b494e8446f1668e

    • SHA1

      2fa6bcb8a28a319e41c9f0a07e347ffd20641e9a

    • SHA256

      c17ed1830c9f10d07c87721dc0730c058cc28b563e2615fd93be7eae76145d34

    • SHA512

      49246274856e7d82e68f50cfca5d961e3a6be01f2d3d27e45b510901edec2168d83053d05bb94d228f825796eefc9671fc12370c2c1665fe26e992934fc668b3

    • SSDEEP

      98304:+Q97hLupbss/hAHfqeTPpmBYq9cIF4WRQFEL271NB13mX:hTuxA/qe4BYq+wRCpbzmX

    Score
    10/10
    njratevasionpersistencetrojanvmprotectserver

    • 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

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

      vmprotect

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

2
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks