njrat | d55978d37f1031b8b0e9811b9375b423d1cda7edfdef2e325f2861e829e5c8cc

General

Target

95605c11d4b59cb6b8a4661d91dd19de.exe
Size

164KB
MD5

95605c11d4b59cb6b8a4661d91dd19de
SHA1

238ed88b706987043038b7c965395b69bc290219
SHA256

d55978d37f1031b8b0e9811b9375b423d1cda7edfdef2e325f2861e829e5c8cc
SHA512

d542f49787cfc52cd40b43b50e4ff967b240503788a6454c3a94d59f904f78a53dde9c497704904f7cba8361ba8cc740ce35b5a45172955c583650cfb8bab5bc

Score

10^/10

njrat persistence trojan

Malware Config

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Executes dropped EXE 3 IoCs

Processes:

Client.exeClient.exeClient.exe

pid process

688 Client.exe
332 Client.exe
1840 Client.exe

pid	process
688	Client.exe
332	Client.exe
1840	Client.exe

Drops startup file 2 IoCs

Processes:

Client.exe

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

Loads dropped DLL 1 IoCs

Processes:

95605c11d4b59cb6b8a4661d91dd19de.exe

pid process

552 95605c11d4b59cb6b8a4661d91dd19de.exe

pid	process
552	95605c11d4b59cb6b8a4661d91dd19de.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Client.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client.exe = "\"C:\\Users\\Admin\\AppData\\Roaming\\Client.exe\" .."	Client.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Client.exe = "\"C:\\Users\\Admin\\AppData\\Roaming\\Client.exe\" .."	Client.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 4 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exeschtasks.exeschtasks.exe

pid process

1532 schtasks.exe
1448 schtasks.exe
1148 schtasks.exe
1360 schtasks.exe

pid	process
1532	schtasks.exe
1448	schtasks.exe
1148	schtasks.exe
1360	schtasks.exe

Suspicious use of AdjustPrivilegeToken 31 IoCs

Processes:

Client.exe

description	pid	process
Token: SeDebugPrivilege	688	Client.exe
Token: 33	688	Client.exe
Token: SeIncBasePriorityPrivilege	688	Client.exe
Token: 33	688	Client.exe
Token: SeIncBasePriorityPrivilege	688	Client.exe
Token: 33	688	Client.exe
Token: SeIncBasePriorityPrivilege	688	Client.exe
Token: 33	688	Client.exe
Token: SeIncBasePriorityPrivilege	688	Client.exe
Token: 33	688	Client.exe
Token: SeIncBasePriorityPrivilege	688	Client.exe
Token: 33	688	Client.exe
Token: SeIncBasePriorityPrivilege	688	Client.exe
Token: 33	688	Client.exe
Token: SeIncBasePriorityPrivilege	688	Client.exe
Token: 33	688	Client.exe
Token: SeIncBasePriorityPrivilege	688	Client.exe
Token: 33	688	Client.exe
Token: SeIncBasePriorityPrivilege	688	Client.exe
Token: 33	688	Client.exe
Token: SeIncBasePriorityPrivilege	688	Client.exe
Token: 33	688	Client.exe
Token: SeIncBasePriorityPrivilege	688	Client.exe
Token: 33	688	Client.exe
Token: SeIncBasePriorityPrivilege	688	Client.exe
Token: 33	688	Client.exe
Token: SeIncBasePriorityPrivilege	688	Client.exe
Token: 33	688	Client.exe
Token: SeIncBasePriorityPrivilege	688	Client.exe
Token: 33	688	Client.exe
Token: SeIncBasePriorityPrivilege	688	Client.exe

Suspicious use of WriteProcessMemory 44 IoCs

Processes:

95605c11d4b59cb6b8a4661d91dd19de.exeClient.exetaskeng.exeClient.exeClient.exe

description	pid	process	target process
PID 552 wrote to memory of 1000	552	95605c11d4b59cb6b8a4661d91dd19de.exe	schtasks.exe
PID 552 wrote to memory of 1000	552	95605c11d4b59cb6b8a4661d91dd19de.exe	schtasks.exe
PID 552 wrote to memory of 1000	552	95605c11d4b59cb6b8a4661d91dd19de.exe	schtasks.exe
PID 552 wrote to memory of 1000	552	95605c11d4b59cb6b8a4661d91dd19de.exe	schtasks.exe
PID 552 wrote to memory of 1448	552	95605c11d4b59cb6b8a4661d91dd19de.exe	schtasks.exe
PID 552 wrote to memory of 1448	552	95605c11d4b59cb6b8a4661d91dd19de.exe	schtasks.exe
PID 552 wrote to memory of 1448	552	95605c11d4b59cb6b8a4661d91dd19de.exe	schtasks.exe
PID 552 wrote to memory of 1448	552	95605c11d4b59cb6b8a4661d91dd19de.exe	schtasks.exe
PID 552 wrote to memory of 688	552	95605c11d4b59cb6b8a4661d91dd19de.exe	Client.exe
PID 552 wrote to memory of 688	552	95605c11d4b59cb6b8a4661d91dd19de.exe	Client.exe
PID 552 wrote to memory of 688	552	95605c11d4b59cb6b8a4661d91dd19de.exe	Client.exe
PID 552 wrote to memory of 688	552	95605c11d4b59cb6b8a4661d91dd19de.exe	Client.exe
PID 688 wrote to memory of 1112	688	Client.exe	schtasks.exe
PID 688 wrote to memory of 1112	688	Client.exe	schtasks.exe
PID 688 wrote to memory of 1112	688	Client.exe	schtasks.exe
PID 688 wrote to memory of 1112	688	Client.exe	schtasks.exe
PID 688 wrote to memory of 1148	688	Client.exe	schtasks.exe
PID 688 wrote to memory of 1148	688	Client.exe	schtasks.exe
PID 688 wrote to memory of 1148	688	Client.exe	schtasks.exe
PID 688 wrote to memory of 1148	688	Client.exe	schtasks.exe
PID 1432 wrote to memory of 332	1432	taskeng.exe	Client.exe
PID 1432 wrote to memory of 332	1432	taskeng.exe	Client.exe
PID 1432 wrote to memory of 332	1432	taskeng.exe	Client.exe
PID 1432 wrote to memory of 332	1432	taskeng.exe	Client.exe
PID 332 wrote to memory of 1800	332	Client.exe	schtasks.exe
PID 332 wrote to memory of 1800	332	Client.exe	schtasks.exe
PID 332 wrote to memory of 1800	332	Client.exe	schtasks.exe
PID 332 wrote to memory of 1800	332	Client.exe	schtasks.exe
PID 332 wrote to memory of 1360	332	Client.exe	schtasks.exe
PID 332 wrote to memory of 1360	332	Client.exe	schtasks.exe
PID 332 wrote to memory of 1360	332	Client.exe	schtasks.exe
PID 332 wrote to memory of 1360	332	Client.exe	schtasks.exe
PID 1432 wrote to memory of 1840	1432	taskeng.exe	Client.exe
PID 1432 wrote to memory of 1840	1432	taskeng.exe	Client.exe
PID 1432 wrote to memory of 1840	1432	taskeng.exe	Client.exe
PID 1432 wrote to memory of 1840	1432	taskeng.exe	Client.exe
PID 1840 wrote to memory of 1448	1840	Client.exe	schtasks.exe
PID 1840 wrote to memory of 1448	1840	Client.exe	schtasks.exe
PID 1840 wrote to memory of 1448	1840	Client.exe	schtasks.exe
PID 1840 wrote to memory of 1448	1840	Client.exe	schtasks.exe
PID 1840 wrote to memory of 1532	1840	Client.exe	schtasks.exe
PID 1840 wrote to memory of 1532	1840	Client.exe	schtasks.exe
PID 1840 wrote to memory of 1532	1840	Client.exe	schtasks.exe
PID 1840 wrote to memory of 1532	1840	Client.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\95605c11d4b59cb6b8a4661d91dd19de.exe
"C:\Users\Admin\AppData\Local\Temp\95605c11d4b59cb6b8a4661d91dd19de.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:552

C:\Windows\SysWOW64\schtasks.exe
schtasks /Delete /tn NYAN /F
2⤵
PID:1000

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /tn NYAN /tr "C:\Users\Admin\AppData\Local\Temp\95605c11d4b59cb6b8a4661d91dd19de.exe" /sc minute /mo 1
2⤵
- Creates scheduled task(s)
PID:1448

C:\Users\Admin\AppData\Roaming\Client.exe
"C:\Users\Admin\AppData\Roaming\Client.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:688

C:\Windows\SysWOW64\schtasks.exe
schtasks /Delete /tn NYAN /F
3⤵
PID:1112

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /tn NYAN /tr "C:\Users\Admin\AppData\Roaming\Client.exe" /sc minute /mo 1
3⤵
- Creates scheduled task(s)
PID:1148

C:\Windows\system32\taskeng.exe
taskeng.exe {B50E7AEB-BF1D-4BAD-B484-1DECA44A882C} S-1-5-21-2955169046-2371869340-1800780948-1000:UKNHJUQT\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1432

C:\Users\Admin\AppData\Roaming\Client.exe
C:\Users\Admin\AppData\Roaming\Client.exe
2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:332

C:\Windows\SysWOW64\schtasks.exe
schtasks /Delete /tn NYAN /F
3⤵
PID:1800

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /tn NYAN /tr "C:\Users\Admin\AppData\Roaming\Client.exe" /sc minute /mo 1
3⤵
- Creates scheduled task(s)
PID:1360

C:\Users\Admin\AppData\Roaming\Client.exe
C:\Users\Admin\AppData\Roaming\Client.exe
2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1840

C:\Windows\SysWOW64\schtasks.exe
schtasks /Delete /tn NYAN /F
3⤵
PID:1448

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /tn NYAN /tr "C:\Users\Admin\AppData\Roaming\Client.exe" /sc minute /mo 1
3⤵
- Creates scheduled task(s)
PID:1532

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\Roaming\Client.exe
MD5
95605c11d4b59cb6b8a4661d91dd19de

SHA1
238ed88b706987043038b7c965395b69bc290219

SHA256
d55978d37f1031b8b0e9811b9375b423d1cda7edfdef2e325f2861e829e5c8cc

SHA512
d542f49787cfc52cd40b43b50e4ff967b240503788a6454c3a94d59f904f78a53dde9c497704904f7cba8361ba8cc740ce35b5a45172955c583650cfb8bab5bc

Download Submit
C:\Users\Admin\AppData\Roaming\Client.exe
MD5
95605c11d4b59cb6b8a4661d91dd19de

SHA1
238ed88b706987043038b7c965395b69bc290219

SHA256
d55978d37f1031b8b0e9811b9375b423d1cda7edfdef2e325f2861e829e5c8cc

SHA512
d542f49787cfc52cd40b43b50e4ff967b240503788a6454c3a94d59f904f78a53dde9c497704904f7cba8361ba8cc740ce35b5a45172955c583650cfb8bab5bc

Download Submit
C:\Users\Admin\AppData\Roaming\Client.exe
MD5
95605c11d4b59cb6b8a4661d91dd19de

SHA1
238ed88b706987043038b7c965395b69bc290219

SHA256
d55978d37f1031b8b0e9811b9375b423d1cda7edfdef2e325f2861e829e5c8cc

SHA512
d542f49787cfc52cd40b43b50e4ff967b240503788a6454c3a94d59f904f78a53dde9c497704904f7cba8361ba8cc740ce35b5a45172955c583650cfb8bab5bc

Download Submit
C:\Users\Admin\AppData\Roaming\Client.exe
MD5
95605c11d4b59cb6b8a4661d91dd19de

SHA1
238ed88b706987043038b7c965395b69bc290219

SHA256
d55978d37f1031b8b0e9811b9375b423d1cda7edfdef2e325f2861e829e5c8cc

SHA512
d542f49787cfc52cd40b43b50e4ff967b240503788a6454c3a94d59f904f78a53dde9c497704904f7cba8361ba8cc740ce35b5a45172955c583650cfb8bab5bc

Download Submit
\Users\Admin\AppData\Roaming\Client.exe
MD5
95605c11d4b59cb6b8a4661d91dd19de

SHA1
238ed88b706987043038b7c965395b69bc290219

SHA256
d55978d37f1031b8b0e9811b9375b423d1cda7edfdef2e325f2861e829e5c8cc

SHA512
d542f49787cfc52cd40b43b50e4ff967b240503788a6454c3a94d59f904f78a53dde9c497704904f7cba8361ba8cc740ce35b5a45172955c583650cfb8bab5bc

Download Submit
memory/332-70-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/332-67-0x0000000000000000-mapping.dmp

Download
memory/552-55-0x0000000076431000-0x0000000076433000-memory.dmp

Filesize
8KB

Download
memory/552-56-0x0000000000900000-0x0000000000901000-memory.dmp

Filesize
4KB

Download
memory/688-66-0x00000000020B0000-0x00000000020B1000-memory.dmp

Filesize
4KB

Download
memory/688-60-0x0000000000000000-mapping.dmp

Download
memory/1000-57-0x0000000000000000-mapping.dmp

Download
memory/1112-64-0x0000000000000000-mapping.dmp

Download
memory/1148-65-0x0000000000000000-mapping.dmp

Download
memory/1360-72-0x0000000000000000-mapping.dmp

Download
memory/1448-58-0x0000000000000000-mapping.dmp

Download
memory/1448-76-0x0000000000000000-mapping.dmp

Download
memory/1532-77-0x0000000000000000-mapping.dmp

Download
memory/1800-71-0x0000000000000000-mapping.dmp

Download
memory/1840-73-0x0000000000000000-mapping.dmp

Download
memory/1840-78-0x00000000020C0000-0x00000000020C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads