njrat | 93f13afc6fb08fbc77cf965e24af63a3d62826946df4e7c89d1a159c7f6a2791

General

Target

93f13afc6fb08fbc77cf965e24af63a3d62826946df4e7c89d1a159c7f6a2791N.exe
Size

65KB
MD5

ed689865c39b6ef12d27909bad36afe0
SHA1

f6e672c9a38ff700a8eda0ec996db345a1b2cb69
SHA256

93f13afc6fb08fbc77cf965e24af63a3d62826946df4e7c89d1a159c7f6a2791
SHA512

c1438eef5909e753f332129ca5ca66f12f91e14e82ae41482b987e6cfc3355861815fb59571afb629293b1c7327c44ca8034716bd74c4db0251f933dc6c287d8
SSDEEP

1536:zWnyCIUoN36tXQviFw1IssUBnvAQIfLteF3nLrB9z3nQaF9bES9vM:zWnyCIUoN36tXQviFCbRBnNIfWl9zAa0

Score

10^/10

njrat hacked discovery persistence trojan

Malware Config

Extracted

Family

njrat

Version

Platinum

Botnet

HacKed

C2

127.0.0.1:13943

Mutex

discord.exe

Attributes

reg_key
discord.exe
splitter
|Ghost|

Signatures

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

Deletes itself 1 IoCs

pid	Process
864	cmd.exe

Drops startup file 3 IoCs

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

Executes dropped EXE 1 IoCs

pid	Process
2988	discord.exe

Loads dropped DLL 1 IoCs

pid	Process
2452	93f13afc6fb08fbc77cf965e24af63a3d62826946df4e7c89d1a159c7f6a2791N.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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\discord.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\discord.exe\" .."	discord.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\discord.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\discord.exe\" .."	discord.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
4	pastebin.com
5	pastebin.com

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

System Information Discovery
T1082

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	93f13afc6fb08fbc77cf965e24af63a3d62826946df4e7c89d1a159c7f6a2791N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	discord.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.exe

Suspicious use of AdjustPrivilegeToken 27 IoCs

description	pid	Process
Token: SeDebugPrivilege	2988	discord.exe
Token: 33	2988	discord.exe
Token: SeIncBasePriorityPrivilege	2988	discord.exe
Token: 33	2988	discord.exe
Token: SeIncBasePriorityPrivilege	2988	discord.exe
Token: 33	2988	discord.exe
Token: SeIncBasePriorityPrivilege	2988	discord.exe
Token: 33	2988	discord.exe
Token: SeIncBasePriorityPrivilege	2988	discord.exe
Token: 33	2988	discord.exe
Token: SeIncBasePriorityPrivilege	2988	discord.exe
Token: 33	2988	discord.exe
Token: SeIncBasePriorityPrivilege	2988	discord.exe
Token: 33	2988	discord.exe
Token: SeIncBasePriorityPrivilege	2988	discord.exe
Token: 33	2988	discord.exe
Token: SeIncBasePriorityPrivilege	2988	discord.exe
Token: 33	2988	discord.exe
Token: SeIncBasePriorityPrivilege	2988	discord.exe
Token: 33	2988	discord.exe
Token: SeIncBasePriorityPrivilege	2988	discord.exe
Token: 33	2988	discord.exe
Token: SeIncBasePriorityPrivilege	2988	discord.exe
Token: 33	2988	discord.exe
Token: SeIncBasePriorityPrivilege	2988	discord.exe
Token: 33	2988	discord.exe
Token: SeIncBasePriorityPrivilege	2988	discord.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2452 wrote to memory of 2988	2452	93f13afc6fb08fbc77cf965e24af63a3d62826946df4e7c89d1a159c7f6a2791N.exe	30
PID 2452 wrote to memory of 2988	2452	93f13afc6fb08fbc77cf965e24af63a3d62826946df4e7c89d1a159c7f6a2791N.exe	30
PID 2452 wrote to memory of 2988	2452	93f13afc6fb08fbc77cf965e24af63a3d62826946df4e7c89d1a159c7f6a2791N.exe	30
PID 2452 wrote to memory of 2988	2452	93f13afc6fb08fbc77cf965e24af63a3d62826946df4e7c89d1a159c7f6a2791N.exe	30
PID 2452 wrote to memory of 864	2452	93f13afc6fb08fbc77cf965e24af63a3d62826946df4e7c89d1a159c7f6a2791N.exe	31
PID 2452 wrote to memory of 864	2452	93f13afc6fb08fbc77cf965e24af63a3d62826946df4e7c89d1a159c7f6a2791N.exe	31
PID 2452 wrote to memory of 864	2452	93f13afc6fb08fbc77cf965e24af63a3d62826946df4e7c89d1a159c7f6a2791N.exe	31
PID 2452 wrote to memory of 864	2452	93f13afc6fb08fbc77cf965e24af63a3d62826946df4e7c89d1a159c7f6a2791N.exe	31
PID 864 wrote to memory of 2688	864	cmd.exe	33
PID 864 wrote to memory of 2688	864	cmd.exe	33
PID 864 wrote to memory of 2688	864	cmd.exe	33
PID 864 wrote to memory of 2688	864	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\93f13afc6fb08fbc77cf965e24af63a3d62826946df4e7c89d1a159c7f6a2791N.exe
"C:\Users\Admin\AppData\Local\Temp\93f13afc6fb08fbc77cf965e24af63a3d62826946df4e7c89d1a159c7f6a2791N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2452
- C:\Users\Admin\AppData\Local\Temp\discord.exe
  "C:\Users\Admin\AppData\Local\Temp\discord.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2988
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 5 & Del "C:\Users\Admin\AppData\Local\Temp\93f13afc6fb08fbc77cf965e24af63a3d62826946df4e7c89d1a159c7f6a2791N.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:864
- - C:\Windows\SysWOW64\choice.exe
    choice /C Y /N /D Y /T 5
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2688

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

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\discord.exe

Filesize
65KB

MD5
ed689865c39b6ef12d27909bad36afe0

SHA1
f6e672c9a38ff700a8eda0ec996db345a1b2cb69

SHA256
93f13afc6fb08fbc77cf965e24af63a3d62826946df4e7c89d1a159c7f6a2791

SHA512
c1438eef5909e753f332129ca5ca66f12f91e14e82ae41482b987e6cfc3355861815fb59571afb629293b1c7327c44ca8034716bd74c4db0251f933dc6c287d8

Download Submit
memory/2452-0-0x0000000074481000-0x0000000074482000-memory.dmp

Filesize
4KB

Download
memory/2452-1-0x0000000074480000-0x0000000074A2B000-memory.dmp

Filesize
5.7MB

Download
memory/2452-2-0x0000000074480000-0x0000000074A2B000-memory.dmp

Filesize
5.7MB

Download
memory/2452-13-0x0000000074480000-0x0000000074A2B000-memory.dmp

Filesize
5.7MB

Download
memory/2988-10-0x0000000074480000-0x0000000074A2B000-memory.dmp

Filesize
5.7MB

Download
memory/2988-11-0x0000000074480000-0x0000000074A2B000-memory.dmp

Filesize
5.7MB

Download
memory/2988-12-0x0000000074480000-0x0000000074A2B000-memory.dmp

Filesize
5.7MB

Download
memory/2988-17-0x0000000074480000-0x0000000074A2B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads