Overview

overview

10

Static

static

1

f1f4a97525...70.exe

windows7-x64

10

f1f4a97525...70.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f1f4a97525f047c84ec6fcc2b6cbf23634cade68ee984584aff989d179f0a470.exe

  • Size

    115KB

  • Sample

    240619-b9ff1swdll

  • MD5

    76403c3e644745fe244e51d4e97923db

  • SHA1

    886bf2da1720644dd9fdf8c6edf0b42bf00bc887

  • SHA256

    f1f4a97525f047c84ec6fcc2b6cbf23634cade68ee984584aff989d179f0a470

  • SHA512

    a0d4dbd544e305942753a111336f98cf27247c6580d786401af681ded078308dc3654bf8c417f6528461d49457df1c0e15d7a16ed468c18000a279e70299bcc0

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMiat6y:P5eznsjsguGDFqGZ2riy

Score
10/10
njratneufevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

C2

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes
  • reg_key

    e1a87040f2026369a233f9ae76301b7b

  • splitter

    |'|'|

Targets

    • Target

      f1f4a97525f047c84ec6fcc2b6cbf23634cade68ee984584aff989d179f0a470.exe

    • Size

      115KB

    • MD5

      76403c3e644745fe244e51d4e97923db

    • SHA1

      886bf2da1720644dd9fdf8c6edf0b42bf00bc887

    • SHA256

      f1f4a97525f047c84ec6fcc2b6cbf23634cade68ee984584aff989d179f0a470

    • SHA512

      a0d4dbd544e305942753a111336f98cf27247c6580d786401af681ded078308dc3654bf8c417f6528461d49457df1c0e15d7a16ed468c18000a279e70299bcc0

    • SSDEEP

      1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMiat6y:P5eznsjsguGDFqGZ2riy

    Score
    10/10
    njratneufevasionpersistenceprivilege_escalationtrojan

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

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

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks