Overview

overview

10

Static

static

10

99cb8a2b01...f3.exe

windows7_x64

10

99cb8a2b01...f3.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    99cb8a2b010a657317a30425acab24c28dd556107366110d46f5898358c896f3

  • Size

    31KB

  • Sample

    220520-16hjmshhbk

  • MD5

    c4052a8ed716a003f35f143aec75c6da

  • SHA1

    6f4c095feb4a7a907cde2c31257307e05a57ea6c

  • SHA256

    99cb8a2b010a657317a30425acab24c28dd556107366110d46f5898358c896f3

  • SHA512

    70442826d00a7b5fb51efde31efa5d593b452f1e9f670dc0944930388662b7dd63ad3a9d6cbfa56c812653bd7915d4c70c2a5425c452ad64cb9ddacaeaa0cb66

Score
10/10
njratmybotfrfrevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

MyBotfrfr

C2

82.146.50.128:2302

Mutex

77f1fad6f247f8bcb2ee2a1b640c0a71

Attributes
  • reg_key

    77f1fad6f247f8bcb2ee2a1b640c0a71

  • splitter

    Y262SUCZ4UJJ

Targets

    • Target

      99cb8a2b010a657317a30425acab24c28dd556107366110d46f5898358c896f3

    • Size

      31KB

    • MD5

      c4052a8ed716a003f35f143aec75c6da

    • SHA1

      6f4c095feb4a7a907cde2c31257307e05a57ea6c

    • SHA256

      99cb8a2b010a657317a30425acab24c28dd556107366110d46f5898358c896f3

    • SHA512

      70442826d00a7b5fb51efde31efa5d593b452f1e9f670dc0944930388662b7dd63ad3a9d6cbfa56c812653bd7915d4c70c2a5425c452ad64cb9ddacaeaa0cb66

    Score
    10/10
    njratmybotfrfrevasionpersistencetrojan

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Executes dropped EXE

    • Modifies Windows Firewall

      evasion

    • 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

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks