Overview

overview

10

Static

static

1

041c3dc0fa...ac.exe

windows7-x64

10

041c3dc0fa...ac.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    041c3dc0faa138becb2167fbb5b9858635c680135e9024ed1cb6eacb6aaea4ac

  • Size

    115KB

  • Sample

    240911-wwchesverk

  • MD5

    ef892e1ed309cf1267656304660c88b3

  • SHA1

    d4801ba193d984e6d30e4304bff6cd1a556a6477

  • SHA256

    041c3dc0faa138becb2167fbb5b9858635c680135e9024ed1cb6eacb6aaea4ac

  • SHA512

    bc42ea4984291c7ad2fca01555760489d04a39882370aae020209c0f00a153d6a66d35f0cc806cee882afac13ef6f6a008b459f25008f2e3660f210949e03e21

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMdeQv:P5eznsjsguGDFqGZ2rB

Score
10/10
njratneufdiscoveryevasionpersistenceprivilege_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

      041c3dc0faa138becb2167fbb5b9858635c680135e9024ed1cb6eacb6aaea4ac

    • Size

      115KB

    • MD5

      ef892e1ed309cf1267656304660c88b3

    • SHA1

      d4801ba193d984e6d30e4304bff6cd1a556a6477

    • SHA256

      041c3dc0faa138becb2167fbb5b9858635c680135e9024ed1cb6eacb6aaea4ac

    • SHA512

      bc42ea4984291c7ad2fca01555760489d04a39882370aae020209c0f00a153d6a66d35f0cc806cee882afac13ef6f6a008b459f25008f2e3660f210949e03e21

    • SSDEEP

      1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMdeQv:P5eznsjsguGDFqGZ2rB

    Score
    10/10
    njratneufdiscoveryevasionpersistenceprivilege_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 Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

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

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks