njrat | 6dfe16f82116f1537efcac4f015247d28339062bcbaa7fc75c9486caa76a9d0d

Analysis

max time kernel
150s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12-01-2025 03:21

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General

Target

1ed0c2e213e674c8a95694c9e19361c7.exe
Size

93KB
MD5

1ed0c2e213e674c8a95694c9e19361c7
SHA1

05446e3404b3171264fc344bf4013eb8ea2cf740
SHA256

6dfe16f82116f1537efcac4f015247d28339062bcbaa7fc75c9486caa76a9d0d
SHA512

381fd14b550674d0214d75d203264947078d874afa91122bfad5fb96c3a523fddf1dccd6c69e46c6590ca1ab9025a647e253188e7b9927f0baab8bb199c1d9c7
SSDEEP

768:/Y34G/jglPPMJI08+EyrERm9hX+JlwA461mXxrjEtCdnl2pi1Rz4Rk3qsGdpYgS7:RG7gdQ8+f4mXpA4tjEwzGi1dDGDYgS

Score

10^/10

njrat debil discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

debil

hakim32.ddns.net:2000

178.215.236.227:4411

Mutex

364d88128926b2e822553333b20c197f

Attributes

reg_key
364d88128926b2e822553333b20c197f
splitter
|'|'|

Signatures

Njrat family
njrat
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Disables Task Manager via registry modification
evasion

Modifies Windows Firewall 2 TTPs 3 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2708	netsh.exe
2024	netsh.exe
2536	netsh.exe

Drops startup file 6 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\364d88128926b2e822553333b20c197fWindows Update.exe	server.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\364d88128926b2e822553333b20c197fWindows Update.exe	server.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Explower.exe	server.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Explower.exe	server.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Discord.exe	server.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Discord.exe	server.exe

Executes dropped EXE 1 IoCs

pid	Process
3012	server.exe

Loads dropped DLL 2 IoCs

pid	Process
2216	1ed0c2e213e674c8a95694c9e19361c7.exe
2216	1ed0c2e213e674c8a95694c9e19361c7.exe

Drops autorun.inf file 1 TTPs 4 IoCs

Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media

T1091

description	ioc	Process
File opened for modification	C:\autorun.inf	server.exe
File created	F:\autorun.inf	server.exe
File opened for modification	F:\autorun.inf	server.exe
File created	C:\autorun.inf	server.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Explower.exe	server.exe
File opened for modification	C:\Windows\SysWOW64\Explower.exe	server.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Explower.exe	server.exe
File opened for modification	C:\Program Files (x86)\Explower.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 9 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 opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
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
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\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 5 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	1ed0c2e213e674c8a95694c9e19361c7.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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe
3012	server.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3012	server.exe

Suspicious use of AdjustPrivilegeToken 37 IoCs

description	pid	Process
Token: SeDebugPrivilege	3012	server.exe
Token: 33	3012	server.exe
Token: SeIncBasePriorityPrivilege	3012	server.exe
Token: 33	3012	server.exe
Token: SeIncBasePriorityPrivilege	3012	server.exe
Token: 33	3012	server.exe
Token: SeIncBasePriorityPrivilege	3012	server.exe
Token: 33	3012	server.exe
Token: SeIncBasePriorityPrivilege	3012	server.exe
Token: 33	3012	server.exe
Token: SeIncBasePriorityPrivilege	3012	server.exe
Token: 33	3012	server.exe
Token: SeIncBasePriorityPrivilege	3012	server.exe
Token: 33	3012	server.exe
Token: SeIncBasePriorityPrivilege	3012	server.exe
Token: 33	3012	server.exe
Token: SeIncBasePriorityPrivilege	3012	server.exe
Token: 33	3012	server.exe
Token: SeIncBasePriorityPrivilege	3012	server.exe
Token: 33	3012	server.exe
Token: SeIncBasePriorityPrivilege	3012	server.exe
Token: 33	3012	server.exe
Token: SeIncBasePriorityPrivilege	3012	server.exe
Token: 33	3012	server.exe
Token: SeIncBasePriorityPrivilege	3012	server.exe
Token: 33	3012	server.exe
Token: SeIncBasePriorityPrivilege	3012	server.exe
Token: 33	3012	server.exe
Token: SeIncBasePriorityPrivilege	3012	server.exe
Token: 33	3012	server.exe
Token: SeIncBasePriorityPrivilege	3012	server.exe
Token: 33	3012	server.exe
Token: SeIncBasePriorityPrivilege	3012	server.exe
Token: 33	3012	server.exe
Token: SeIncBasePriorityPrivilege	3012	server.exe
Token: 33	3012	server.exe
Token: SeIncBasePriorityPrivilege	3012	server.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 3012	2216	1ed0c2e213e674c8a95694c9e19361c7.exe	30
PID 2216 wrote to memory of 3012	2216	1ed0c2e213e674c8a95694c9e19361c7.exe	30
PID 2216 wrote to memory of 3012	2216	1ed0c2e213e674c8a95694c9e19361c7.exe	30
PID 2216 wrote to memory of 3012	2216	1ed0c2e213e674c8a95694c9e19361c7.exe	30
PID 3012 wrote to memory of 2708	3012	server.exe	31
PID 3012 wrote to memory of 2708	3012	server.exe	31
PID 3012 wrote to memory of 2708	3012	server.exe	31
PID 3012 wrote to memory of 2708	3012	server.exe	31
PID 3012 wrote to memory of 2024	3012	server.exe	33
PID 3012 wrote to memory of 2024	3012	server.exe	33
PID 3012 wrote to memory of 2024	3012	server.exe	33
PID 3012 wrote to memory of 2024	3012	server.exe	33
PID 3012 wrote to memory of 2536	3012	server.exe	34
PID 3012 wrote to memory of 2536	3012	server.exe	34
PID 3012 wrote to memory of 2536	3012	server.exe	34
PID 3012 wrote to memory of 2536	3012	server.exe	34

C:\Users\Admin\AppData\Local\Temp\1ed0c2e213e674c8a95694c9e19361c7.exe
"C:\Users\Admin\AppData\Local\Temp\1ed0c2e213e674c8a95694c9e19361c7.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Users\Admin\server.exe
  "C:\Users\Admin\server.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Drops autorun.inf file
  - Drops file in System32 directory
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3012
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\server.exe" "server.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2708
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall delete allowedprogram "C:\Users\Admin\server.exe"
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2024
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\server.exe" "server.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2536

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

T1091

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

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

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Replication Through Removable Media

T1091

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\app

Filesize
5B

MD5
311d687faffaed10f44ea27c024986b6

SHA1
eece910ea8cb7aed467e2e7700f7c223d3fbbc9e

SHA256
608547d80bf0e4b3d9cfffd324702b4aa38db2f0bfb3db4bd517b556fdf4de2b

SHA512
296d2cbbbf39917b174682a73e571a98130b2fe1c2dcb7c84adbd185a0b3a81384ad556e3a88cdeaa01fbd5cb486c58c1e1dff22f77cd3e9df7315b93355272b

Download Submit
C:\Users\Admin\server.exe

Filesize
93KB

MD5
1ed0c2e213e674c8a95694c9e19361c7

SHA1
05446e3404b3171264fc344bf4013eb8ea2cf740

SHA256
6dfe16f82116f1537efcac4f015247d28339062bcbaa7fc75c9486caa76a9d0d

SHA512
381fd14b550674d0214d75d203264947078d874afa91122bfad5fb96c3a523fddf1dccd6c69e46c6590ca1ab9025a647e253188e7b9927f0baab8bb199c1d9c7

Download Submit
memory/2216-0-0x0000000074C41000-0x0000000074C42000-memory.dmp

Filesize
4KB

Download
memory/2216-1-0x0000000074C40000-0x00000000751EB000-memory.dmp

Filesize
5.7MB

Download
memory/2216-2-0x0000000074C40000-0x00000000751EB000-memory.dmp

Filesize
5.7MB

Download
memory/2216-14-0x0000000074C40000-0x00000000751EB000-memory.dmp

Filesize
5.7MB

Download
memory/3012-15-0x0000000074C40000-0x00000000751EB000-memory.dmp

Filesize
5.7MB

Download
memory/3012-16-0x0000000074C40000-0x00000000751EB000-memory.dmp

Filesize
5.7MB

Download
memory/3012-51-0x0000000074C40000-0x00000000751EB000-memory.dmp

Filesize
5.7MB

Download