Overview

overview

10

Static

static

3

hostr.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    hostr.exe
  • Size 105KB
  • Sample260404-pd732sfx71
  • SHA256 6f201afc797370ac6e33fafec41a794a2eb44c1bfd7d9079e3633ebe7bbb41e1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
njratdefense_evasiondiscoverypersistenceprivilege_escalationransomwaretrojan

Malware Config

Targets

    • Target
      hostr.exe
    • Size 105KB
    • SHA256 6f201afc797370ac6e33fafec41a794a2eb44c1bfd7d9079e3633ebe7bbb41e1
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasiondiscoverynjratpersistenceprivilege_escalationransomwaretrojan

    • Njrat family

      njrat

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Modifies Windows Firewall

      defense_evasion

    • Drops startup file

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1

MITRE ATT&CK Enterprise v16

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

Browser Information Discovery

1
T1217

Query Registry

2
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Time Discovery

1
T1124

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks