njrat | 8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58f

General

Target

8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Size

43KB
MD5

97440516db449821494e3d9902d46940
SHA1

3a681023c0a1e10911a57055268ffaaba6b9f817
SHA256

8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58f
SHA512

b89f99b008fe640998275c820615b8186d9e7c9f397000338af9cc25d6ba557e4fb32fc8a699f8d6bf6460724cb6e0a07de95c2caf07123a71868620550528ee
SSDEEP

384:PZyt4DgolYxOoyi08Hyf2ASEN8MFQPzgIij+ZsNO3PlpJKkkjh/TzF7pWn4/gre7:xsouIli04kDP8qwuXQ/oF/+L

Score

10^/10

njrat hacked discovery persistence trojan

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

HacKed

C2

95.79.32.220:28015

Mutex

Windows Update

Attributes

reg_key
Windows Update
splitter
|Hassan|

Signatures

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

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe

Executes dropped EXE 2 IoCs

pid	Process
2920	Server.exe
1120	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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe\" .."	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe\" .."	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.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	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Server.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
844	schtasks.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe

Suspicious use of AdjustPrivilegeToken 27 IoCs

description	pid	Process
Token: SeDebugPrivilege	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: 33	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: SeIncBasePriorityPrivilege	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: 33	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: SeIncBasePriorityPrivilege	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: 33	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: SeIncBasePriorityPrivilege	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: 33	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: SeIncBasePriorityPrivilege	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: 33	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: SeIncBasePriorityPrivilege	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: 33	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: SeIncBasePriorityPrivilege	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: 33	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: SeIncBasePriorityPrivilege	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: 33	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: SeIncBasePriorityPrivilege	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: 33	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: SeIncBasePriorityPrivilege	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: 33	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: SeIncBasePriorityPrivilege	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: 33	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: SeIncBasePriorityPrivilege	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: 33	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: SeIncBasePriorityPrivilege	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: 33	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
Token: SeIncBasePriorityPrivilege	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1176 wrote to memory of 844	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe	29
PID 1176 wrote to memory of 844	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe	29
PID 1176 wrote to memory of 844	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe	29
PID 1176 wrote to memory of 844	1176	8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe	29
PID 2728 wrote to memory of 2920	2728	taskeng.exe	32
PID 2728 wrote to memory of 2920	2728	taskeng.exe	32
PID 2728 wrote to memory of 2920	2728	taskeng.exe	32
PID 2728 wrote to memory of 2920	2728	taskeng.exe	32
PID 2728 wrote to memory of 1120	2728	taskeng.exe	33
PID 2728 wrote to memory of 1120	2728	taskeng.exe	33
PID 2728 wrote to memory of 1120	2728	taskeng.exe	33
PID 2728 wrote to memory of 1120	2728	taskeng.exe	33

C:\Users\Admin\AppData\Local\Temp\8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe
"C:\Users\Admin\AppData\Local\Temp\8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58fN.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1176
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /sc minute /mo 1 /tn Server /tr C:\Users\Admin\AppData\Local\Temp/Server.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:844

C:\Windows\system32\taskeng.exe
taskeng.exe {774E7951-2691-4389-B4AF-D060D0AC426A} S-1-5-21-3692679935-4019334568-335155002-1000:BCXRJFKE\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2728
- C:\Users\Admin\AppData\Local\Temp\Server.exe
  C:\Users\Admin\AppData\Local\Temp/Server.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2920
- C:\Users\Admin\AppData\Local\Temp\Server.exe
  C:\Users\Admin\AppData\Local\Temp/Server.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1120

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
43KB

MD5
97440516db449821494e3d9902d46940

SHA1
3a681023c0a1e10911a57055268ffaaba6b9f817

SHA256
8e69dd4e83b6a3c6d44562c7d35949cc3300b878de92594ec8b3d33a7e0da58f

SHA512
b89f99b008fe640998275c820615b8186d9e7c9f397000338af9cc25d6ba557e4fb32fc8a699f8d6bf6460724cb6e0a07de95c2caf07123a71868620550528ee

Download Submit
memory/1176-0-0x00000000749AE000-0x00000000749AF000-memory.dmp

Filesize
4KB

Download
memory/1176-1-0x0000000000910000-0x0000000000922000-memory.dmp

Filesize
72KB

Download
memory/1176-2-0x00000000749A0000-0x000000007508E000-memory.dmp

Filesize
6.9MB

Download
memory/1176-5-0x00000000749AE000-0x00000000749AF000-memory.dmp

Filesize
4KB

Download
memory/1176-6-0x00000000749A0000-0x000000007508E000-memory.dmp

Filesize
6.9MB

Download
memory/2920-10-0x0000000001240000-0x0000000001252000-memory.dmp

Filesize
72KB

Download
memory/2920-9-0x00000000749A0000-0x000000007508E000-memory.dmp

Filesize
6.9MB

Download
memory/2920-11-0x00000000749A0000-0x000000007508E000-memory.dmp

Filesize
6.9MB

Download
memory/2920-12-0x00000000749A0000-0x000000007508E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads