njrat | 194aa61db8611c921f710e8ca822f3af70228d213b07c834467a2d62efbb4a2b

General

Target

194aa61db8611c921f710e8ca822f3af70228d213b07c834467a2d62efbb4a2b.exe
Size

752KB
MD5

09e7103988aac98c10957884c6a66490
SHA1

340feabdb3239e2848307668de0348ad7998ae0d
SHA256

194aa61db8611c921f710e8ca822f3af70228d213b07c834467a2d62efbb4a2b
SHA512

fd11d04dc9ca23a56b89560df2efc7fd2df62db506ebf521610e51f431f0c6f6f80a63684719806518fd787c0c7b562496e5bb398f8ffdb566eddda952edc696
SSDEEP

12288:BTYtXTZSqAVejTsxklSOPq28jg7n9BeL7fqQ59wdeRekCDn+vkKK4F+MnbJTZgVF:RYF1PwOCRgTHGFfR5vkF0bJTOVbVj

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

Downloads MZ/PE file 1 IoCs

flow	pid	Process
69	3116	Process not Found

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
1752	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-1-5-21-189444705-1272902858-1305688695-1000\Control Panel\International\Geo\Nation	194aa61db8611c921f710e8ca822f3af70228d213b07c834467a2d62efbb4a2b.exe

Executes dropped EXE 1 IoCs

pid	Process
4840	server.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-1-5-21-189444705-1272902858-1305688695-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\470f62727ea6b4ef22cea2758cadcc70 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\470f62727ea6b4ef22cea2758cadcc70 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.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 opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	194aa61db8611c921f710e8ca822f3af70228d213b07c834467a2d62efbb4a2b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4580	MicrosoftEdgeUpdate.exe

Suspicious use of AdjustPrivilegeToken 27 IoCs

description	pid	Process
Token: SeDebugPrivilege	4840	server.exe
Token: 33	4840	server.exe
Token: SeIncBasePriorityPrivilege	4840	server.exe
Token: 33	4840	server.exe
Token: SeIncBasePriorityPrivilege	4840	server.exe
Token: 33	4840	server.exe
Token: SeIncBasePriorityPrivilege	4840	server.exe
Token: 33	4840	server.exe
Token: SeIncBasePriorityPrivilege	4840	server.exe
Token: 33	4840	server.exe
Token: SeIncBasePriorityPrivilege	4840	server.exe
Token: 33	4840	server.exe
Token: SeIncBasePriorityPrivilege	4840	server.exe
Token: 33	4840	server.exe
Token: SeIncBasePriorityPrivilege	4840	server.exe
Token: 33	4840	server.exe
Token: SeIncBasePriorityPrivilege	4840	server.exe
Token: 33	4840	server.exe
Token: SeIncBasePriorityPrivilege	4840	server.exe
Token: 33	4840	server.exe
Token: SeIncBasePriorityPrivilege	4840	server.exe
Token: 33	4840	server.exe
Token: SeIncBasePriorityPrivilege	4840	server.exe
Token: 33	4840	server.exe
Token: SeIncBasePriorityPrivilege	4840	server.exe
Token: 33	4840	server.exe
Token: SeIncBasePriorityPrivilege	4840	server.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4968 wrote to memory of 4840	4968	194aa61db8611c921f710e8ca822f3af70228d213b07c834467a2d62efbb4a2b.exe	89
PID 4968 wrote to memory of 4840	4968	194aa61db8611c921f710e8ca822f3af70228d213b07c834467a2d62efbb4a2b.exe	89
PID 4968 wrote to memory of 4840	4968	194aa61db8611c921f710e8ca822f3af70228d213b07c834467a2d62efbb4a2b.exe	89
PID 4840 wrote to memory of 1752	4840	server.exe	92
PID 4840 wrote to memory of 1752	4840	server.exe	92
PID 4840 wrote to memory of 1752	4840	server.exe	92

C:\Users\Admin\AppData\Local\Temp\194aa61db8611c921f710e8ca822f3af70228d213b07c834467a2d62efbb4a2b.exe
"C:\Users\Admin\AppData\Local\Temp\194aa61db8611c921f710e8ca822f3af70228d213b07c834467a2d62efbb4a2b.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4968
- C:\Users\Admin\AppData\Local\Temp\server.exe
  "C:\Users\Admin\AppData\Local\Temp\server.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4840
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:1752

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIxIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU5MjEiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODE5ODA3NzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1Mjg5Mjk3MjgzIi8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:4580

Network

MITRE ATT&CK Enterprise v15

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

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\server.exe

Filesize
752KB

MD5
09e7103988aac98c10957884c6a66490

SHA1
340feabdb3239e2848307668de0348ad7998ae0d

SHA256
194aa61db8611c921f710e8ca822f3af70228d213b07c834467a2d62efbb4a2b

SHA512
fd11d04dc9ca23a56b89560df2efc7fd2df62db506ebf521610e51f431f0c6f6f80a63684719806518fd787c0c7b562496e5bb398f8ffdb566eddda952edc696

Download Submit
memory/4840-15-0x0000000073DE0000-0x0000000074391000-memory.dmp

Filesize
5.7MB

Download
memory/4840-16-0x0000000073DE0000-0x0000000074391000-memory.dmp

Filesize
5.7MB

Download
memory/4840-17-0x0000000073DE0000-0x0000000074391000-memory.dmp

Filesize
5.7MB

Download
memory/4840-18-0x0000000073DE0000-0x0000000074391000-memory.dmp

Filesize
5.7MB

Download
memory/4968-0-0x0000000073DE2000-0x0000000073DE3000-memory.dmp

Filesize
4KB

Download
memory/4968-1-0x0000000073DE0000-0x0000000074391000-memory.dmp

Filesize
5.7MB

Download
memory/4968-2-0x0000000073DE0000-0x0000000074391000-memory.dmp

Filesize
5.7MB

Download
memory/4968-12-0x0000000073DE2000-0x0000000073DE3000-memory.dmp

Filesize
4KB

Download
memory/4968-14-0x0000000073DE0000-0x0000000074391000-memory.dmp

Filesize
5.7MB

Download
memory/4968-13-0x0000000073DE0000-0x0000000074391000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads