Overview

overview

10

Static

static

3

3773de7f2b...c9.exe

windows7-x64

10

3773de7f2b...c9.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3773de7f2b7a701ffb9629cb96627f595740ebf24c1d47583000043fc68d4dc9.exe

  • Size

    122KB

  • Sample

    250121-mw9cqazpgr

  • MD5

    a020d9fce41bfcbe232c6bcfd9b660fb

  • SHA1

    f74b87fd8ab7f00b7eff92f165680c20dcbab7c0

  • SHA256

    3773de7f2b7a701ffb9629cb96627f595740ebf24c1d47583000043fc68d4dc9

  • SHA512

    260cda6e474206091436fcaf38759dddc8d8bcc389e33d2264ce770ce5bd2abf8261800fd071b63b2adb1d23c5579f6f591d5900cd517bc382b0019a72b62819

  • SSDEEP

    3072:EN5KHLqKWqxOaxGM4RDvn1vnTSQW7mrYaeZMFiC7vvf2Q9WlfPmiBq4eHGjTqyI4:C5KHLqAUaxGM4RDvn1VWSrYaeZMFiC7U

Score
10/10
njratdefense_evasiondiscoverypersistenceprivilege_escalationtrojan

Malware Config

Targets

    • Target

      3773de7f2b7a701ffb9629cb96627f595740ebf24c1d47583000043fc68d4dc9.exe

    • Size

      122KB

    • MD5

      a020d9fce41bfcbe232c6bcfd9b660fb

    • SHA1

      f74b87fd8ab7f00b7eff92f165680c20dcbab7c0

    • SHA256

      3773de7f2b7a701ffb9629cb96627f595740ebf24c1d47583000043fc68d4dc9

    • SHA512

      260cda6e474206091436fcaf38759dddc8d8bcc389e33d2264ce770ce5bd2abf8261800fd071b63b2adb1d23c5579f6f591d5900cd517bc382b0019a72b62819

    • SSDEEP

      3072:EN5KHLqKWqxOaxGM4RDvn1vnTSQW7mrYaeZMFiC7vvf2Q9WlfPmiBq4eHGjTqyI4:C5KHLqAUaxGM4RDvn1VWSrYaeZMFiC7U

    Score
    10/10
    njratdefense_evasiondiscoverypersistenceprivilege_escalationtrojan

    • Njrat family

      njrat

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • 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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks