njrat | 8d922558add2ca72d28ccf04735189741860cc38f9f6862a1a430314a814749d | Triage

Sharing

General

Target

8d922558add2ca72d28ccf04735189741860cc38f9f6862a1a430314a814749d
Size

93KB
Sample

220701-gqe9ssgfd8
MD5

e005b555ea05cef46b13fe5de4892ab9
SHA1

547a4b55fd055d5eaa69090da90f8d9bf58cd51c
SHA256

8d922558add2ca72d28ccf04735189741860cc38f9f6862a1a430314a814749d
SHA512

2731c12ffad3eb09151301d4d1fd3987b48df64ba7b9c55a80fcb8ce75eb0e9960eb1e7b1e010507d45a0f0bfd729fe08c43fbcd0de2345576110a01c291a4b8

Score

10^/10

njrat jpeg evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

jpeg

C2

178.44.199.23:7777

Mutex

f7637d68ce1b9405a0673e2492622992

Attributes

reg_key
f7637d68ce1b9405a0673e2492622992
splitter
|'|'|

Targets

- Target
  
  8d922558add2ca72d28ccf04735189741860cc38f9f6862a1a430314a814749d
- Size
  
  93KB
- MD5
  
  e005b555ea05cef46b13fe5de4892ab9
- SHA1
  
  547a4b55fd055d5eaa69090da90f8d9bf58cd51c
- SHA256
  
  8d922558add2ca72d28ccf04735189741860cc38f9f6862a1a430314a814749d
- SHA512
  
  2731c12ffad3eb09151301d4d1fd3987b48df64ba7b9c55a80fcb8ce75eb0e9960eb1e7b1e010507d45a0f0bfd729fe08c43fbcd0de2345576110a01c291a4b8
Score

10^/10

njrat jpeg evasion persistence 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
- Loads dropped DLL
- 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

njratjpegevasionpersistencetrojan

behavioral2

njratjpegevasionpersistencetrojan