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Overview

overview

10

Static

static

10

c3c94f14b1...ac.exe

windows7-x64

10

c3c94f14b1...ac.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c3c94f14b1a1353d3c1a758b252dc2df6d8cab7ba5239b1cc02fa54116d3d0ac

  • Size

    31KB

  • Sample

    250209-fs2edaxpak

  • MD5

    0582ebbfa7bc2bc8804c12d8a839005c

  • SHA1

    5bc482b0dd8b50b908da4fd9b8c71e3adf0f6a56

  • SHA256

    c3c94f14b1a1353d3c1a758b252dc2df6d8cab7ba5239b1cc02fa54116d3d0ac

  • SHA512

    9857195ddc8da2cca9ab239326f742a4fa06e4fb93d9910bb3b0a9a7290293933e87be7530a679521dbfa298c6335590d46fd4c0126366505c7d09bafde85a59

  • SSDEEP

    768:1es2ZOVvZVYzxDCPIAT+vCQEpvywHQmIDUu0tiTOcj:u+6qJQ6DQVkyXj

Score
10/10
njratjavadefense_evasiondiscoverypersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

Java

C2

zelenui.gotdns.ch:7777

Mutex

59c1e99f3311303d256dde61109d335c

Attributes
  • reg_key

    59c1e99f3311303d256dde61109d335c

  • splitter

    Y262SUCZ4UJJ

Targets

    • Target

      c3c94f14b1a1353d3c1a758b252dc2df6d8cab7ba5239b1cc02fa54116d3d0ac

    • Size

      31KB

    • MD5

      0582ebbfa7bc2bc8804c12d8a839005c

    • SHA1

      5bc482b0dd8b50b908da4fd9b8c71e3adf0f6a56

    • SHA256

      c3c94f14b1a1353d3c1a758b252dc2df6d8cab7ba5239b1cc02fa54116d3d0ac

    • SHA512

      9857195ddc8da2cca9ab239326f742a4fa06e4fb93d9910bb3b0a9a7290293933e87be7530a679521dbfa298c6335590d46fd4c0126366505c7d09bafde85a59

    • SSDEEP

      768:1es2ZOVvZVYzxDCPIAT+vCQEpvywHQmIDUu0tiTOcj:u+6qJQ6DQVkyXj

    Score
    10/10
    njratjavadefense_evasiondiscoverypersistenceprivilege_escalationtrojan

    • Njrat family

      njrat

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Downloads MZ/PE file

    • Modifies Windows Firewall

      defense_evasion

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    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

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks