Overview

overview

10

Static

static

1

da2a01e2b4...3f.exe

windows7-x64

10

da2a01e2b4...3f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    da2a01e2b4e3d5b2e56d43427636e9c0a20157b1369234c91087a0083e986d3f.exe

  • Size

    114KB

  • Sample

    240619-b7fc8swcqm

  • MD5

    6cdaf6aa7bca7b33b37345ddd48e8e8c

  • SHA1

    754aabcba09611a16c978041a98e2359772b6188

  • SHA256

    da2a01e2b4e3d5b2e56d43427636e9c0a20157b1369234c91087a0083e986d3f

  • SHA512

    9e1bdfc39ed820531122e66254e1f638941b93db4e79c854440e5423a11759f45513db9c22828eb029c5c27bc9f3394fc32c6e52c788bf89fcc2745c28b841c7

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDS+:P5eznsjsguGDFqGZ2rD5

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

      da2a01e2b4e3d5b2e56d43427636e9c0a20157b1369234c91087a0083e986d3f.exe

    • Size

      114KB

    • MD5

      6cdaf6aa7bca7b33b37345ddd48e8e8c

    • SHA1

      754aabcba09611a16c978041a98e2359772b6188

    • SHA256

      da2a01e2b4e3d5b2e56d43427636e9c0a20157b1369234c91087a0083e986d3f

    • SHA512

      9e1bdfc39ed820531122e66254e1f638941b93db4e79c854440e5423a11759f45513db9c22828eb029c5c27bc9f3394fc32c6e52c788bf89fcc2745c28b841c7

    • SSDEEP

      1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDS+:P5eznsjsguGDFqGZ2rD5

    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