Overview

overview

10

Static

static

3

e2798e218d...1a.exe

windows7-x64

10

e2798e218d...1a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e2798e218dd3dc6dcef7a86a0f143acbbbb6d6b4a3aff594b1186c878fecc91a.exe

  • Size

    107KB

  • Sample

    240426-b2j48sha5v

  • MD5

    b54147f2898416a133000ca23f2f698d

  • SHA1

    481632cb0bc1b7e9073140a882e5412278044533

  • SHA256

    e2798e218dd3dc6dcef7a86a0f143acbbbb6d6b4a3aff594b1186c878fecc91a

  • SHA512

    0eacf4f94c7de892ddf9357a54b49489723d4c04e3c6652adf98542f5734d932808a253ede96e4c0797d9adb37e07723be847c78233317c7c854752115c7769d

  • SSDEEP

    1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoNJ:w5eznsjsguGDFqGx8egoNJ

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

      e2798e218dd3dc6dcef7a86a0f143acbbbb6d6b4a3aff594b1186c878fecc91a.exe

    • Size

      107KB

    • MD5

      b54147f2898416a133000ca23f2f698d

    • SHA1

      481632cb0bc1b7e9073140a882e5412278044533

    • SHA256

      e2798e218dd3dc6dcef7a86a0f143acbbbb6d6b4a3aff594b1186c878fecc91a

    • SHA512

      0eacf4f94c7de892ddf9357a54b49489723d4c04e3c6652adf98542f5734d932808a253ede96e4c0797d9adb37e07723be847c78233317c7c854752115c7769d

    • SSDEEP

      1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoNJ:w5eznsjsguGDFqGx8egoNJ

    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