njrat | 1b8213f36e6aca9379292c1e2d77c46351703b89936d1e892c95a9496f83cb61 | Triage

Sharing

General

Target

JaffaCakes118_66f357009761da16ba97118cf921f030
Size

97KB
Sample

250102-wav3mszlg1
MD5

66f357009761da16ba97118cf921f030
SHA1

7fa0857714cbfc108bf92ba81ea55a04f3adbafb
SHA256

1b8213f36e6aca9379292c1e2d77c46351703b89936d1e892c95a9496f83cb61
SHA512

9b77ef66e4dafec78a7bc5014aeff22e460a3ea7ec23ca1395a8e4cb741975005ab525f0e72db65ba58a9ca5bcd54b23f09c8b110082211094189e3555525a4c
SSDEEP

1536:BbL7oRv1uhlfShVjSEYTdp0u3p0WIkyZDKeO2XXZuF23CLyOHKr0hnv:9EyhMPYTdpFZnIk4DKeO2VbOHo0Bv

Score

10^/10

njrat <<l~0~0~k >>evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

<<L~0~0~K >>

C2

microsoft-help.myvnc.com:211

Mutex

7484964710ffec0dd0c0abcd35c14b2c

Attributes

reg_key
7484964710ffec0dd0c0abcd35c14b2c
splitter
|'|'|

Targets

- Target
  
  JaffaCakes118_66f357009761da16ba97118cf921f030
- Size
  
  97KB
- MD5
  
  66f357009761da16ba97118cf921f030
- SHA1
  
  7fa0857714cbfc108bf92ba81ea55a04f3adbafb
- SHA256
  
  1b8213f36e6aca9379292c1e2d77c46351703b89936d1e892c95a9496f83cb61
- SHA512
  
  9b77ef66e4dafec78a7bc5014aeff22e460a3ea7ec23ca1395a8e4cb741975005ab525f0e72db65ba58a9ca5bcd54b23f09c8b110082211094189e3555525a4c
- SSDEEP
  
  1536:BbL7oRv1uhlfShVjSEYTdp0u3p0WIkyZDKeO2XXZuF23CLyOHKr0hnv:9EyhMPYTdpFZnIk4DKeO2VbOHo0Bv
Score

10^/10

njrat <<l~0~0~k >>evasion persistence privilege_escalation trojan
- Njrat family
  njrat
- njRAT/Bladabindi
  Widely used RAT written in .NET.
  trojan njrat
- Modifies Windows Firewall
  evasion
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE
- Adds Run key to start application
  persistence
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Create or Modify System Process

Windows Service

Event Triggered Execution

Netsh Helper DLL

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Create or Modify System Process

Windows Service

Event Triggered Execution

Netsh Helper DLL

Defense Evasion

Impair Defenses

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

njrat<<l~0~0~k >>evasionpersistenceprivilege_escalationtrojan

behavioral2

njrat<<l~0~0~k >>evasionpersistenceprivilege_escalationtrojan