njrat | 64f9f7907d9d7c486cbad8d452c75cfed218ec8b8a1dccf97764a284085919a0

General

Target

a601df2c73f63a84778303a96d681665.exe
Size

43KB
MD5

a601df2c73f63a84778303a96d681665
SHA1

e24836a3c8a577bf981df3adc0b66fdea713562f
SHA256

64f9f7907d9d7c486cbad8d452c75cfed218ec8b8a1dccf97764a284085919a0
SHA512

9c08357ecff7846b4fb526df932fe4e65b9af2f567baf0c64480ca9c94ba3812a3a4d19d76a4721b8c9ca0f3cd07e71d6aca3f414096077a08f79ada161f6f7b

Score

10^/10

njrat hacked persistence suricata trojan

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

HacKed

C2

6.tcp.ngrok.io:10332

Mutex

Windows Update

Attributes

reg_key
Windows Update
splitter
|Hassan|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
suricata
Executes dropped EXE 3 IoCs

Processes:

svhost.exeServer.exeServer.exe

pid process

820 svhost.exe
1888 Server.exe
620 Server.exe

pid	process
820	svhost.exe
1888	Server.exe
620	Server.exe

Drops startup file 2 IoCs

Processes:

svhost.exe

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

Loads dropped DLL 1 IoCs

Processes:

a601df2c73f63a84778303a96d681665.exe

pid process

1052 a601df2c73f63a84778303a96d681665.exe

pid	process
1052	a601df2c73f63a84778303a96d681665.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

svhost.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\svhost.exe\" .."	svhost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\svhost.exe\" .."	svhost.exe

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

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1124 schtasks.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

svhost.exe

pid process

820 svhost.exe

pid	process
1124	schtasks.exe

pid	process
820	svhost.exe

Suspicious use of AdjustPrivilegeToken 29 IoCs

Processes:

svhost.exe

description	pid	process
Token: SeDebugPrivilege	820	svhost.exe
Token: 33	820	svhost.exe
Token: SeIncBasePriorityPrivilege	820	svhost.exe
Token: 33	820	svhost.exe
Token: SeIncBasePriorityPrivilege	820	svhost.exe
Token: 33	820	svhost.exe
Token: SeIncBasePriorityPrivilege	820	svhost.exe
Token: 33	820	svhost.exe
Token: SeIncBasePriorityPrivilege	820	svhost.exe
Token: 33	820	svhost.exe
Token: SeIncBasePriorityPrivilege	820	svhost.exe
Token: 33	820	svhost.exe
Token: SeIncBasePriorityPrivilege	820	svhost.exe
Token: 33	820	svhost.exe
Token: SeIncBasePriorityPrivilege	820	svhost.exe
Token: 33	820	svhost.exe
Token: SeIncBasePriorityPrivilege	820	svhost.exe
Token: 33	820	svhost.exe
Token: SeIncBasePriorityPrivilege	820	svhost.exe
Token: 33	820	svhost.exe
Token: SeIncBasePriorityPrivilege	820	svhost.exe
Token: 33	820	svhost.exe
Token: SeIncBasePriorityPrivilege	820	svhost.exe
Token: 33	820	svhost.exe
Token: SeIncBasePriorityPrivilege	820	svhost.exe
Token: 33	820	svhost.exe
Token: SeIncBasePriorityPrivilege	820	svhost.exe
Token: 33	820	svhost.exe
Token: SeIncBasePriorityPrivilege	820	svhost.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

a601df2c73f63a84778303a96d681665.exesvhost.exetaskeng.exe

description	pid	process	target process
PID 1052 wrote to memory of 820	1052	a601df2c73f63a84778303a96d681665.exe	svhost.exe
PID 1052 wrote to memory of 820	1052	a601df2c73f63a84778303a96d681665.exe	svhost.exe
PID 1052 wrote to memory of 820	1052	a601df2c73f63a84778303a96d681665.exe	svhost.exe
PID 1052 wrote to memory of 820	1052	a601df2c73f63a84778303a96d681665.exe	svhost.exe
PID 820 wrote to memory of 1124	820	svhost.exe	schtasks.exe
PID 820 wrote to memory of 1124	820	svhost.exe	schtasks.exe
PID 820 wrote to memory of 1124	820	svhost.exe	schtasks.exe
PID 820 wrote to memory of 1124	820	svhost.exe	schtasks.exe
PID 996 wrote to memory of 1888	996	taskeng.exe	Server.exe
PID 996 wrote to memory of 1888	996	taskeng.exe	Server.exe
PID 996 wrote to memory of 1888	996	taskeng.exe	Server.exe
PID 996 wrote to memory of 1888	996	taskeng.exe	Server.exe
PID 996 wrote to memory of 620	996	taskeng.exe	Server.exe
PID 996 wrote to memory of 620	996	taskeng.exe	Server.exe
PID 996 wrote to memory of 620	996	taskeng.exe	Server.exe
PID 996 wrote to memory of 620	996	taskeng.exe	Server.exe

C:\Users\Admin\AppData\Local\Temp\a601df2c73f63a84778303a96d681665.exe
"C:\Users\Admin\AppData\Local\Temp\a601df2c73f63a84778303a96d681665.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1052

C:\Users\Admin\AppData\Local\Temp\svhost.exe
"C:\Users\Admin\AppData\Local\Temp\svhost.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:820

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn Server /tr C:\Users\Admin\AppData\Local\Temp/Server.exe
3⤵
- Creates scheduled task(s)
PID:1124

C:\Windows\system32\taskeng.exe
taskeng.exe {FCA90A54-8552-44E2-AAA9-EBCA5B0F66D8} S-1-5-21-103686315-404690609-2047157615-1000:EDWYFHKN\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:996

C:\Users\Admin\AppData\Local\Temp\Server.exe
C:\Users\Admin\AppData\Local\Temp/Server.exe
2⤵
- Executes dropped EXE
PID:1888

C:\Users\Admin\AppData\Local\Temp\Server.exe
C:\Users\Admin\AppData\Local\Temp/Server.exe
2⤵
- Executes dropped EXE
PID:620

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Server.exe
MD5
a601df2c73f63a84778303a96d681665

SHA1
e24836a3c8a577bf981df3adc0b66fdea713562f

SHA256
64f9f7907d9d7c486cbad8d452c75cfed218ec8b8a1dccf97764a284085919a0

SHA512
9c08357ecff7846b4fb526df932fe4e65b9af2f567baf0c64480ca9c94ba3812a3a4d19d76a4721b8c9ca0f3cd07e71d6aca3f414096077a08f79ada161f6f7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Server.exe
MD5
a601df2c73f63a84778303a96d681665

SHA1
e24836a3c8a577bf981df3adc0b66fdea713562f

SHA256
64f9f7907d9d7c486cbad8d452c75cfed218ec8b8a1dccf97764a284085919a0

SHA512
9c08357ecff7846b4fb526df932fe4e65b9af2f567baf0c64480ca9c94ba3812a3a4d19d76a4721b8c9ca0f3cd07e71d6aca3f414096077a08f79ada161f6f7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Server.exe
MD5
a601df2c73f63a84778303a96d681665

SHA1
e24836a3c8a577bf981df3adc0b66fdea713562f

SHA256
64f9f7907d9d7c486cbad8d452c75cfed218ec8b8a1dccf97764a284085919a0

SHA512
9c08357ecff7846b4fb526df932fe4e65b9af2f567baf0c64480ca9c94ba3812a3a4d19d76a4721b8c9ca0f3cd07e71d6aca3f414096077a08f79ada161f6f7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\svhost.exe
MD5
a601df2c73f63a84778303a96d681665

SHA1
e24836a3c8a577bf981df3adc0b66fdea713562f

SHA256
64f9f7907d9d7c486cbad8d452c75cfed218ec8b8a1dccf97764a284085919a0

SHA512
9c08357ecff7846b4fb526df932fe4e65b9af2f567baf0c64480ca9c94ba3812a3a4d19d76a4721b8c9ca0f3cd07e71d6aca3f414096077a08f79ada161f6f7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\svhost.exe
MD5
a601df2c73f63a84778303a96d681665

SHA1
e24836a3c8a577bf981df3adc0b66fdea713562f

SHA256
64f9f7907d9d7c486cbad8d452c75cfed218ec8b8a1dccf97764a284085919a0

SHA512
9c08357ecff7846b4fb526df932fe4e65b9af2f567baf0c64480ca9c94ba3812a3a4d19d76a4721b8c9ca0f3cd07e71d6aca3f414096077a08f79ada161f6f7b

Download Submit
\Users\Admin\AppData\Local\Temp\svhost.exe
MD5
a601df2c73f63a84778303a96d681665

SHA1
e24836a3c8a577bf981df3adc0b66fdea713562f

SHA256
64f9f7907d9d7c486cbad8d452c75cfed218ec8b8a1dccf97764a284085919a0

SHA512
9c08357ecff7846b4fb526df932fe4e65b9af2f567baf0c64480ca9c94ba3812a3a4d19d76a4721b8c9ca0f3cd07e71d6aca3f414096077a08f79ada161f6f7b

Download Submit
memory/620-78-0x0000000001FA0000-0x0000000001FA1000-memory.dmp

Filesize
4KB

Download
memory/620-76-0x0000000000170000-0x0000000000171000-memory.dmp

Filesize
4KB

Download
memory/620-74-0x0000000000000000-mapping.dmp

Download
memory/820-60-0x0000000000000000-mapping.dmp

Download
memory/820-65-0x0000000004C30000-0x0000000004C31000-memory.dmp

Filesize
4KB

Download
memory/820-63-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/1052-55-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download
memory/1052-58-0x0000000074E51000-0x0000000074E53000-memory.dmp

Filesize
8KB

Download
memory/1052-57-0x0000000001E70000-0x0000000001E71000-memory.dmp

Filesize
4KB

Download
memory/1124-67-0x0000000000000000-mapping.dmp

Download
memory/1888-69-0x0000000000000000-mapping.dmp

Download
memory/1888-71-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/1888-73-0x0000000004D60000-0x0000000004D61000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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