Overview

overview

10

Static

static

1

4dccddf68b...cc.exe

windows7-x64

10

4dccddf68b...cc.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4dccddf68ba2ab2fc1a11160f366c658e644e053ce4cb06e67e12d8dce7b4ccc

  • Size

    115KB

  • Sample

    240611-1mzntashpb

  • MD5

    4865096998a05601dcac84fe3d887fe0

  • SHA1

    9e84e4eb50a98112d37caa3aa476a25af7577fa3

  • SHA256

    4dccddf68ba2ab2fc1a11160f366c658e644e053ce4cb06e67e12d8dce7b4ccc

  • SHA512

    e6420bafc43921e3c636099637bbfed82e0e7b793d686a948fd63892f8c7dd9a161e418afb11a9a4229e1cb46b9307a1352d3fc904f001510f86eea06da36047

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDwQ:P5eznsjsguGDFqGZ2rDwQ

Score
10/10
njratneufevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

C2

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes
  • reg_key

    e1a87040f2026369a233f9ae76301b7b

  • splitter

    |'|'|

Targets

    • Target

      4dccddf68ba2ab2fc1a11160f366c658e644e053ce4cb06e67e12d8dce7b4ccc

    • Size

      115KB

    • MD5

      4865096998a05601dcac84fe3d887fe0

    • SHA1

      9e84e4eb50a98112d37caa3aa476a25af7577fa3

    • SHA256

      4dccddf68ba2ab2fc1a11160f366c658e644e053ce4cb06e67e12d8dce7b4ccc

    • SHA512

      e6420bafc43921e3c636099637bbfed82e0e7b793d686a948fd63892f8c7dd9a161e418afb11a9a4229e1cb46b9307a1352d3fc904f001510f86eea06da36047

    • SSDEEP

      1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDwQ:P5eznsjsguGDFqGZ2rDwQ

    Score
    10/10
    njratneufevasionpersistencetrojan

    • 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

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

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