njrat | a4e810d15491dd0d381e6846ef18d89d41d351b3995d8ddc9bc68b68d739506e | Triage

Sharing

General

Target

a4e810d15491dd0d381e6846ef18d89d41d351b3995d8ddc9bc68b68d739506e
Size

443KB
Sample

221125-h5tw6sae95
MD5

21b7aa9ee2bf500e086236044c072e95
SHA1

f2f6e913df46609733c6b60e1b463a729c4d5a14
SHA256

a4e810d15491dd0d381e6846ef18d89d41d351b3995d8ddc9bc68b68d739506e
SHA512

ce038c09e26d10dbbecdb4e09f84450ae55794e9b1fb0cf113106c8a3cb420ed3983baed9b35384f0fba09842416230515bdcabbe4b7cbf0891b9a377faf5984
SSDEEP

6144:iybSKuA7VgHTXmFvmrDJR+fueWf6z7JlEaX7UL7kz:iybSOWHTgIIWf6zXbU

Score

10^/10

njrat evasion persistence trojan

Malware Config

Targets

- Target
  
  a4e810d15491dd0d381e6846ef18d89d41d351b3995d8ddc9bc68b68d739506e
- Size
  
  443KB
- MD5
  
  21b7aa9ee2bf500e086236044c072e95
- SHA1
  
  f2f6e913df46609733c6b60e1b463a729c4d5a14
- SHA256
  
  a4e810d15491dd0d381e6846ef18d89d41d351b3995d8ddc9bc68b68d739506e
- SHA512
  
  ce038c09e26d10dbbecdb4e09f84450ae55794e9b1fb0cf113106c8a3cb420ed3983baed9b35384f0fba09842416230515bdcabbe4b7cbf0891b9a377faf5984
- SSDEEP
  
  6144:iybSKuA7VgHTXmFvmrDJR+fueWf6z7JlEaX7UL7kz:iybSOWHTgIIWf6zXbU
Score

10^/10

evasion persistence njrat trojan
- njRAT/Bladabindi
  Widely used RAT written in .NET.
  trojan njrat
- Executes dropped EXE
- Modifies Windows Firewall
  evasion
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Drops startup file
- Adds Run key to start application
  persistence
behavioral1 behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

Registry Run Keys / Startup Folder

Privilege Escalation

Defense Evasion

Modify Registry

Credential Access

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks

static1

behavioral1

evasionpersistence

behavioral2

njratevasionpersistencetrojan