njrat | 7559e6ca8b77400f88bf4e67208a1c32570a670068eccae9e3d226cc5471bd47

Analysis

max time kernel
149s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
31-01-2025 18:35

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General

Target

bazaar.2020.02/Trojan.MSIL.Disfa.exe
Size

23KB
MD5

614e552afdb18fdf55f813adac872fc4
SHA1

089bcaf256579edf04d5f1ed9ec6077df1724ba8
SHA256

afc68f8b78045786888471eb198cccacfff9fb5b6e39f7ca585222d60d52ff9d
SHA512

11dced8ca2b229b1e014c833b206fa089b6c273bb3946e74d132f98828e377cbde7788dfe48ca563cbae0ed160a7c1f686b180c344ac0a28cd20d23195be8828
SSDEEP

384:Vdc6CqbFYh3odrVCGiHssDB4b6i6fgpEupNXRmRvR6JZlbw8hqIusZzZpC6:VOIU0tw3Rpcnu6

Score

10^/10

njrat defense_evasion discovery persistence privilege_escalation trojan

Malware Config

Signatures

Njrat family
njrat
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
4372	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-70482961-775596374-3727440602-1000\Control Panel\International\Geo\Nation	Trojan.MSIL.Disfa.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\8c0730e926b0eae012fcb08f50e9bbfe.exe	dinojeux.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\8c0730e926b0eae012fcb08f50e9bbfe.exe	dinojeux.exe

Executes dropped EXE 1 IoCs

pid	Process
2124	dinojeux.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-70482961-775596374-3727440602-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\8c0730e926b0eae012fcb08f50e9bbfe = "\"C:\\Users\\Admin\\AppData\\Roaming\\dinojeux.exe\" .."	dinojeux.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\8c0730e926b0eae012fcb08f50e9bbfe = "\"C:\\Users\\Admin\\AppData\\Roaming\\dinojeux.exe\" .."	dinojeux.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Trojan.MSIL.Disfa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dinojeux.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	2124	dinojeux.exe
Token: 33	2124	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2124	dinojeux.exe
Token: 33	2124	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2124	dinojeux.exe
Token: 33	2124	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2124	dinojeux.exe
Token: 33	2124	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2124	dinojeux.exe
Token: 33	2124	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2124	dinojeux.exe
Token: 33	2124	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2124	dinojeux.exe
Token: 33	2124	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2124	dinojeux.exe
Token: 33	2124	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2124	dinojeux.exe
Token: 33	2124	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2124	dinojeux.exe
Token: 33	2124	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2124	dinojeux.exe
Token: 33	2124	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2124	dinojeux.exe
Token: 33	2124	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2124	dinojeux.exe
Token: 33	2124	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2124	dinojeux.exe
Token: 33	2124	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2124	dinojeux.exe
Token: 33	2124	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2124	dinojeux.exe
Token: 33	2124	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2124	dinojeux.exe
Token: 33	2124	dinojeux.exe
Token: SeIncBasePriorityPrivilege	2124	dinojeux.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1760 wrote to memory of 2124	1760	Trojan.MSIL.Disfa.exe	84
PID 1760 wrote to memory of 2124	1760	Trojan.MSIL.Disfa.exe	84
PID 1760 wrote to memory of 2124	1760	Trojan.MSIL.Disfa.exe	84
PID 2124 wrote to memory of 4372	2124	dinojeux.exe	85
PID 2124 wrote to memory of 4372	2124	dinojeux.exe	85
PID 2124 wrote to memory of 4372	2124	dinojeux.exe	85

C:\Users\Admin\AppData\Local\Temp\bazaar.2020.02\Trojan.MSIL.Disfa.exe
"C:\Users\Admin\AppData\Local\Temp\bazaar.2020.02\Trojan.MSIL.Disfa.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1760
- C:\Users\Admin\AppData\Roaming\dinojeux.exe
  "C:\Users\Admin\AppData\Roaming\dinojeux.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2124
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\dinojeux.exe" "dinojeux.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:4372

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\dinojeux.exe

Filesize
23KB

MD5
614e552afdb18fdf55f813adac872fc4

SHA1
089bcaf256579edf04d5f1ed9ec6077df1724ba8

SHA256
afc68f8b78045786888471eb198cccacfff9fb5b6e39f7ca585222d60d52ff9d

SHA512
11dced8ca2b229b1e014c833b206fa089b6c273bb3946e74d132f98828e377cbde7788dfe48ca563cbae0ed160a7c1f686b180c344ac0a28cd20d23195be8828

Download Submit
memory/1760-0-0x00000000750C2000-0x00000000750C3000-memory.dmp

Filesize
4KB

Download
memory/1760-2-0x00000000750C0000-0x0000000075671000-memory.dmp

Filesize
5.7MB

Download
memory/1760-1-0x00000000750C0000-0x0000000075671000-memory.dmp

Filesize
5.7MB

Download
memory/1760-12-0x00000000750C0000-0x0000000075671000-memory.dmp

Filesize
5.7MB

Download
memory/2124-13-0x00000000750C0000-0x0000000075671000-memory.dmp

Filesize
5.7MB

Download
memory/2124-14-0x00000000750C0000-0x0000000075671000-memory.dmp

Filesize
5.7MB

Download
memory/2124-15-0x00000000750C0000-0x0000000075671000-memory.dmp

Filesize
5.7MB

Download
memory/2124-17-0x00000000750C0000-0x0000000075671000-memory.dmp

Filesize
5.7MB

Download
memory/2124-18-0x00000000750C0000-0x0000000075671000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads