Overview

overview

10

Static

static

10

SteamDetector.exe

windows7-x64

10

SteamDetector.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    SteamDetector.exe

  • Size

    215KB

  • Sample

    250123-gtm4tawlbt

  • MD5

    c7bb7b93bc4327b0190c852138cc4f0c

  • SHA1

    af779bc979d9d4515510b60511ef14d1d3331f47

  • SHA256

    bcb6f8e7702380c8f2eec6393a4a4d414027d75786593072e524aef7f4d232cd

  • SHA512

    56a4fe9007421e2a0a0afbfc12d1b3fa8544ff71986282292608966725e2a436b751fc4aa7a7bb99a0dfe50aada7419c4450d01dd94ac78251ab8ce33d432d55

  • SSDEEP

    1536:56N9uMvWCo+gRJNQkZqH5u3JPyaoBypISq8JhrCdupRKV:567ukc+yJSkA5u3JPn++rq8JhudupRK

Score
10/10
njrathackeddefense_evasiondiscoverypersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

127.0.0.1:5552

Mutex

46422e05e6e5062fec6d0ab906669fb9

Attributes
  • reg_key

    46422e05e6e5062fec6d0ab906669fb9

  • splitter

    |'|'|

Targets

    • Target

      SteamDetector.exe

    • Size

      215KB

    • MD5

      c7bb7b93bc4327b0190c852138cc4f0c

    • SHA1

      af779bc979d9d4515510b60511ef14d1d3331f47

    • SHA256

      bcb6f8e7702380c8f2eec6393a4a4d414027d75786593072e524aef7f4d232cd

    • SHA512

      56a4fe9007421e2a0a0afbfc12d1b3fa8544ff71986282292608966725e2a436b751fc4aa7a7bb99a0dfe50aada7419c4450d01dd94ac78251ab8ce33d432d55

    • SSDEEP

      1536:56N9uMvWCo+gRJNQkZqH5u3JPyaoBypISq8JhrCdupRKV:567ukc+yJSkA5u3JPn++rq8JhudupRK

    Score
    10/10
    njrathackeddefense_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

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

1
T1091

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

Replication Through Removable Media

1
T1091

Collection

Command and Control

Exfiltration

Impact

Tasks