njrat | 8fc6e869d0bb32f11f19ff4628bfd3e8c7c0616f01becb93f4c828955e28465b

General

Target

3D882526B381E7B346837E515ED7817E.exe
Size

29.3MB
MD5

3d882526b381e7b346837e515ed7817e
SHA1

13b0ad476f89697708910d80152b56224ee8cfe1
SHA256

8fc6e869d0bb32f11f19ff4628bfd3e8c7c0616f01becb93f4c828955e28465b
SHA512

f61ac064d31331e827afa4701bd05c892788e25f3670fa47239e04a36185051d0bf42707a1c4eec1d14b87e3c209eff475cbdc61b435af3b387dd1b9129d9b63

Score

10^/10

njrat pc suricata trojan

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

PC

C2

8.tcp.ngrok.io:12581

Mutex

steam_loder

Attributes

reg_key
steam_loder
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 4 IoCs

Processes:

otc4.exesteam_loder.exeServer.exeServer.exe

pid process

880 otc4.exe
304 steam_loder.exe
1000 Server.exe
928 Server.exe

pid	process
880	otc4.exe
304	steam_loder.exe
1000	Server.exe
928	Server.exe

Drops startup file 2 IoCs

Processes:

steam_loder.exe

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

Loads dropped DLL 1 IoCs

Processes:

3D882526B381E7B346837E515ED7817E.exe

pid process

1488 3D882526B381E7B346837E515ED7817E.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

1768 schtasks.exe
Suspicious behavior: GetForegroundWindowSpam 2 IoCs

Processes:

otc4.exesteam_loder.exe

pid process

880 otc4.exe
304 steam_loder.exe

pid	process
1488	3D882526B381E7B346837E515ED7817E.exe

pid	process
1768	schtasks.exe

pid	process
880	otc4.exe
304	steam_loder.exe

Suspicious use of AdjustPrivilegeToken 31 IoCs

Processes:

steam_loder.exe

description	pid	process
Token: SeDebugPrivilege	304	steam_loder.exe
Token: 33	304	steam_loder.exe
Token: SeIncBasePriorityPrivilege	304	steam_loder.exe
Token: 33	304	steam_loder.exe
Token: SeIncBasePriorityPrivilege	304	steam_loder.exe
Token: 33	304	steam_loder.exe
Token: SeIncBasePriorityPrivilege	304	steam_loder.exe
Token: 33	304	steam_loder.exe
Token: SeIncBasePriorityPrivilege	304	steam_loder.exe
Token: 33	304	steam_loder.exe
Token: SeIncBasePriorityPrivilege	304	steam_loder.exe
Token: 33	304	steam_loder.exe
Token: SeIncBasePriorityPrivilege	304	steam_loder.exe
Token: 33	304	steam_loder.exe
Token: SeIncBasePriorityPrivilege	304	steam_loder.exe
Token: 33	304	steam_loder.exe
Token: SeIncBasePriorityPrivilege	304	steam_loder.exe
Token: 33	304	steam_loder.exe
Token: SeIncBasePriorityPrivilege	304	steam_loder.exe
Token: 33	304	steam_loder.exe
Token: SeIncBasePriorityPrivilege	304	steam_loder.exe
Token: 33	304	steam_loder.exe
Token: SeIncBasePriorityPrivilege	304	steam_loder.exe
Token: 33	304	steam_loder.exe
Token: SeIncBasePriorityPrivilege	304	steam_loder.exe
Token: 33	304	steam_loder.exe
Token: SeIncBasePriorityPrivilege	304	steam_loder.exe
Token: 33	304	steam_loder.exe
Token: SeIncBasePriorityPrivilege	304	steam_loder.exe
Token: 33	304	steam_loder.exe
Token: SeIncBasePriorityPrivilege	304	steam_loder.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

3D882526B381E7B346837E515ED7817E.exeotc4.exesteam_loder.exetaskeng.exe

description	pid	process	target process
PID 1488 wrote to memory of 880	1488	3D882526B381E7B346837E515ED7817E.exe	otc4.exe
PID 1488 wrote to memory of 880	1488	3D882526B381E7B346837E515ED7817E.exe	otc4.exe
PID 1488 wrote to memory of 880	1488	3D882526B381E7B346837E515ED7817E.exe	otc4.exe
PID 1488 wrote to memory of 880	1488	3D882526B381E7B346837E515ED7817E.exe	otc4.exe
PID 880 wrote to memory of 304	880	otc4.exe	steam_loder.exe
PID 880 wrote to memory of 304	880	otc4.exe	steam_loder.exe
PID 880 wrote to memory of 304	880	otc4.exe	steam_loder.exe
PID 304 wrote to memory of 1768	304	steam_loder.exe	schtasks.exe
PID 304 wrote to memory of 1768	304	steam_loder.exe	schtasks.exe
PID 304 wrote to memory of 1768	304	steam_loder.exe	schtasks.exe
PID 1892 wrote to memory of 1000	1892	taskeng.exe	Server.exe
PID 1892 wrote to memory of 1000	1892	taskeng.exe	Server.exe
PID 1892 wrote to memory of 1000	1892	taskeng.exe	Server.exe
PID 1892 wrote to memory of 928	1892	taskeng.exe	Server.exe
PID 1892 wrote to memory of 928	1892	taskeng.exe	Server.exe
PID 1892 wrote to memory of 928	1892	taskeng.exe	Server.exe

C:\Users\Admin\AppData\Local\Temp\3D882526B381E7B346837E515ED7817E.exe
"C:\Users\Admin\AppData\Local\Temp\3D882526B381E7B346837E515ED7817E.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1488

C:\Users\Admin\AppData\Local\Temp\otc4.exe
"C:\Users\Admin\AppData\Local\Temp\otc4.exe"
2⤵
- Executes dropped EXE
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:880

C:\ProgramData\steam_loder.exe
"C:\ProgramData\steam_loder.exe"
3⤵
- Executes dropped EXE
- Drops startup file
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:304

C:\Windows\system32\schtasks.exe
schtasks /create /sc minute /mo 1 /tn Server /tr C:\Users\Admin\AppData\Local\Temp/Server.exe
4⤵
- Creates scheduled task(s)
PID:1768

C:\Windows\system32\taskeng.exe
taskeng.exe {FC496A56-ABF9-4B1C-B070-34222FF6C8FF} S-1-5-21-3846991908-3261386348-1409841751-1000:VQVVOAJK\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1892

C:\Users\Admin\AppData\Local\Temp\Server.exe
C:\Users\Admin\AppData\Local\Temp/Server.exe
2⤵
- Executes dropped EXE
PID:1000

C:\Users\Admin\AppData\Local\Temp\Server.exe
C:\Users\Admin\AppData\Local\Temp/Server.exe
2⤵
- Executes dropped EXE
PID:928

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\ProgramData\steam_loder.exe
MD5
2c1d22b7c1fc2b413e183970e556d715

SHA1
0b3f3db825e5b33c56879a74dec08463dee17a9b

SHA256
3aa9f25e2af13805f0ef2bb96b5a32cd2b5e8dec88c5f2f0deb93d86091d105f

SHA512
557984147f0bc080ef22794c374f3a8b8ede8d76cb131ba50b13dc1c07b287ff36be054e209eba3708a50d04d9bc521b04bf8b8e9b2c8aad3fd460c719f7c6b8

Download Submit
C:\ProgramData\steam_loder.exe
MD5
2c1d22b7c1fc2b413e183970e556d715

SHA1
0b3f3db825e5b33c56879a74dec08463dee17a9b

SHA256
3aa9f25e2af13805f0ef2bb96b5a32cd2b5e8dec88c5f2f0deb93d86091d105f

SHA512
557984147f0bc080ef22794c374f3a8b8ede8d76cb131ba50b13dc1c07b287ff36be054e209eba3708a50d04d9bc521b04bf8b8e9b2c8aad3fd460c719f7c6b8

Download Submit
C:\Users\Admin\AppData\Local\Temp\Server.exe
MD5
2c1d22b7c1fc2b413e183970e556d715

SHA1
0b3f3db825e5b33c56879a74dec08463dee17a9b

SHA256
3aa9f25e2af13805f0ef2bb96b5a32cd2b5e8dec88c5f2f0deb93d86091d105f

SHA512
557984147f0bc080ef22794c374f3a8b8ede8d76cb131ba50b13dc1c07b287ff36be054e209eba3708a50d04d9bc521b04bf8b8e9b2c8aad3fd460c719f7c6b8

Download Submit
C:\Users\Admin\AppData\Local\Temp\Server.exe
MD5
2c1d22b7c1fc2b413e183970e556d715

SHA1
0b3f3db825e5b33c56879a74dec08463dee17a9b

SHA256
3aa9f25e2af13805f0ef2bb96b5a32cd2b5e8dec88c5f2f0deb93d86091d105f

SHA512
557984147f0bc080ef22794c374f3a8b8ede8d76cb131ba50b13dc1c07b287ff36be054e209eba3708a50d04d9bc521b04bf8b8e9b2c8aad3fd460c719f7c6b8

Download Submit
C:\Users\Admin\AppData\Local\Temp\Server.exe
MD5
2c1d22b7c1fc2b413e183970e556d715

SHA1
0b3f3db825e5b33c56879a74dec08463dee17a9b

SHA256
3aa9f25e2af13805f0ef2bb96b5a32cd2b5e8dec88c5f2f0deb93d86091d105f

SHA512
557984147f0bc080ef22794c374f3a8b8ede8d76cb131ba50b13dc1c07b287ff36be054e209eba3708a50d04d9bc521b04bf8b8e9b2c8aad3fd460c719f7c6b8

Download Submit
C:\Users\Admin\AppData\Local\Temp\otc4.exe
MD5
2c1d22b7c1fc2b413e183970e556d715

SHA1
0b3f3db825e5b33c56879a74dec08463dee17a9b

SHA256
3aa9f25e2af13805f0ef2bb96b5a32cd2b5e8dec88c5f2f0deb93d86091d105f

SHA512
557984147f0bc080ef22794c374f3a8b8ede8d76cb131ba50b13dc1c07b287ff36be054e209eba3708a50d04d9bc521b04bf8b8e9b2c8aad3fd460c719f7c6b8

Download Submit
C:\Users\Admin\AppData\Local\Temp\otc4.exe
MD5
2c1d22b7c1fc2b413e183970e556d715

SHA1
0b3f3db825e5b33c56879a74dec08463dee17a9b

SHA256
3aa9f25e2af13805f0ef2bb96b5a32cd2b5e8dec88c5f2f0deb93d86091d105f

SHA512
557984147f0bc080ef22794c374f3a8b8ede8d76cb131ba50b13dc1c07b287ff36be054e209eba3708a50d04d9bc521b04bf8b8e9b2c8aad3fd460c719f7c6b8

Download Submit
\Users\Admin\AppData\Local\Temp\otc4.exe
MD5
2c1d22b7c1fc2b413e183970e556d715

SHA1
0b3f3db825e5b33c56879a74dec08463dee17a9b

SHA256
3aa9f25e2af13805f0ef2bb96b5a32cd2b5e8dec88c5f2f0deb93d86091d105f

SHA512
557984147f0bc080ef22794c374f3a8b8ede8d76cb131ba50b13dc1c07b287ff36be054e209eba3708a50d04d9bc521b04bf8b8e9b2c8aad3fd460c719f7c6b8

Download Submit
memory/304-69-0x000000001B110000-0x000000001B112000-memory.dmp

Filesize
8KB

Download
memory/304-68-0x0000000000450000-0x0000000000462000-memory.dmp

Filesize
72KB

Download
memory/304-63-0x0000000000000000-mapping.dmp

Download
memory/304-67-0x0000000000070000-0x0000000000078000-memory.dmp

Filesize
32KB

Download
memory/304-66-0x0000000000070000-0x0000000000078000-memory.dmp

Filesize
32KB

Download
memory/880-61-0x0000000000250000-0x0000000000262000-memory.dmp

Filesize
72KB

Download
memory/880-60-0x0000000000EE0000-0x0000000000EE8000-memory.dmp

Filesize
32KB

Download
memory/880-62-0x000000001B200000-0x000000001B202000-memory.dmp

Filesize
8KB

Download
memory/880-56-0x0000000000000000-mapping.dmp

Download
memory/880-59-0x0000000000EE0000-0x0000000000EE8000-memory.dmp

Filesize
32KB

Download
memory/928-81-0x0000000000E90000-0x0000000000E98000-memory.dmp

Filesize
32KB

Download
memory/928-78-0x0000000000000000-mapping.dmp

Download
memory/928-80-0x0000000000E90000-0x0000000000E98000-memory.dmp

Filesize
32KB

Download
memory/928-82-0x00000000004E0000-0x00000000004F2000-memory.dmp

Filesize
72KB

Download
memory/928-83-0x000000001B310000-0x000000001B312000-memory.dmp

Filesize
8KB

Download
memory/1000-71-0x0000000000000000-mapping.dmp

Download
memory/1000-74-0x0000000000050000-0x0000000000058000-memory.dmp

Filesize
32KB

Download
memory/1000-75-0x0000000000050000-0x0000000000058000-memory.dmp

Filesize
32KB

Download
memory/1000-76-0x0000000000150000-0x0000000000162000-memory.dmp

Filesize
72KB

Download
memory/1000-77-0x000000001B2B0000-0x000000001B2B2000-memory.dmp

Filesize
8KB

Download
memory/1488-54-0x0000000075D51000-0x0000000075D53000-memory.dmp

Filesize
8KB

Download
memory/1768-70-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads