njrat | faa6970d520931fbcf337e3f3aadfbf28bb4e7be36c789138d10154284ef446d

General

Target

35748fa679aab5a3da229284f66ce004.exe
Size

43KB
MD5

35748fa679aab5a3da229284f66ce004
SHA1

23ba0a211dd963bf7c08d1d8cfdf4c4ab57c398b
SHA256

faa6970d520931fbcf337e3f3aadfbf28bb4e7be36c789138d10154284ef446d
SHA512

c407e777b1fbb3665f20e8e48ce99fca21d89369714370497bc3504c50ff4aa72330bfb47f3dd8774e328675d8f37b8667ff9cf6e5b696b43a57b3cd9ce25c5a

Score

10^/10

njrat hacked persistence suricata trojan

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

HacKed

C2

0.tcp.ngrok.io:19536

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:

Dllhost.exeServer.exeServer.exe

pid process

4688 Dllhost.exe
3752 Server.exe
4728 Server.exe

pid	process
4688	Dllhost.exe
3752	Server.exe
4728	Server.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

35748fa679aab5a3da229284f66ce004.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Control Panel\International\Geo\Nation	35748fa679aab5a3da229284f66ce004.exe

Drops startup file 2 IoCs

Processes:

Dllhost.exe

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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Dllhost.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Dllhost.exe\" .."	Dllhost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Dllhost.exe\" .."	Dllhost.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

3460 schtasks.exe
Suspicious behavior: GetForegroundWindowSpam 2 IoCs

Processes:

35748fa679aab5a3da229284f66ce004.exeDllhost.exe

pid process

4948 35748fa679aab5a3da229284f66ce004.exe
4688 Dllhost.exe

pid	process
3460	schtasks.exe

pid	process
4948	35748fa679aab5a3da229284f66ce004.exe
4688	Dllhost.exe

Suspicious use of AdjustPrivilegeToken 29 IoCs

Processes:

Dllhost.exe

description	pid	process
Token: SeDebugPrivilege	4688	Dllhost.exe
Token: 33	4688	Dllhost.exe
Token: SeIncBasePriorityPrivilege	4688	Dllhost.exe
Token: 33	4688	Dllhost.exe
Token: SeIncBasePriorityPrivilege	4688	Dllhost.exe
Token: 33	4688	Dllhost.exe
Token: SeIncBasePriorityPrivilege	4688	Dllhost.exe
Token: 33	4688	Dllhost.exe
Token: SeIncBasePriorityPrivilege	4688	Dllhost.exe
Token: 33	4688	Dllhost.exe
Token: SeIncBasePriorityPrivilege	4688	Dllhost.exe
Token: 33	4688	Dllhost.exe
Token: SeIncBasePriorityPrivilege	4688	Dllhost.exe
Token: 33	4688	Dllhost.exe
Token: SeIncBasePriorityPrivilege	4688	Dllhost.exe
Token: 33	4688	Dllhost.exe
Token: SeIncBasePriorityPrivilege	4688	Dllhost.exe
Token: 33	4688	Dllhost.exe
Token: SeIncBasePriorityPrivilege	4688	Dllhost.exe
Token: 33	4688	Dllhost.exe
Token: SeIncBasePriorityPrivilege	4688	Dllhost.exe
Token: 33	4688	Dllhost.exe
Token: SeIncBasePriorityPrivilege	4688	Dllhost.exe
Token: 33	4688	Dllhost.exe
Token: SeIncBasePriorityPrivilege	4688	Dllhost.exe
Token: 33	4688	Dllhost.exe
Token: SeIncBasePriorityPrivilege	4688	Dllhost.exe
Token: 33	4688	Dllhost.exe
Token: SeIncBasePriorityPrivilege	4688	Dllhost.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

35748fa679aab5a3da229284f66ce004.exeDllhost.exe

description	pid	process	target process
PID 4948 wrote to memory of 4688	4948	35748fa679aab5a3da229284f66ce004.exe	Dllhost.exe
PID 4948 wrote to memory of 4688	4948	35748fa679aab5a3da229284f66ce004.exe	Dllhost.exe
PID 4948 wrote to memory of 4688	4948	35748fa679aab5a3da229284f66ce004.exe	Dllhost.exe
PID 4688 wrote to memory of 3460	4688	Dllhost.exe	schtasks.exe
PID 4688 wrote to memory of 3460	4688	Dllhost.exe	schtasks.exe
PID 4688 wrote to memory of 3460	4688	Dllhost.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\35748fa679aab5a3da229284f66ce004.exe
"C:\Users\Admin\AppData\Local\Temp\35748fa679aab5a3da229284f66ce004.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:4948

C:\Users\Admin\AppData\Local\Temp\Dllhost.exe
"C:\Users\Admin\AppData\Local\Temp\Dllhost.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:4688

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:3460

C:\Users\Admin\AppData\Local\Temp\Server.exe
C:\Users\Admin\AppData\Local\Temp/Server.exe
1⤵
- Executes dropped EXE
PID:3752

C:\Users\Admin\AppData\Local\Temp\Server.exe
C:\Users\Admin\AppData\Local\Temp/Server.exe
1⤵
- Executes dropped EXE
PID:4728

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Server.exe.log
Filesize
507B

MD5
25d1b50e7c0d451f3d850eb54d27ca05

SHA1
a238807715c70a335f54e80d4855644b21a9e870

SHA256
650faa13e983c9046c9030f63a5fa1c33900432ec7cb3762e015da2e7c5b34a5

SHA512
4223a26b2fabefdf1c01443ccc7bd887464d27f02694379895a040c66db472d541218d501f1c01e1bd31012d079a31baf24e20882c32cf652a09a74e3bf385f5

Download Submit
C:\Users\Admin\AppData\Local\Temp\Dllhost.exe
Filesize
43KB

MD5
35748fa679aab5a3da229284f66ce004

SHA1
23ba0a211dd963bf7c08d1d8cfdf4c4ab57c398b

SHA256
faa6970d520931fbcf337e3f3aadfbf28bb4e7be36c789138d10154284ef446d

SHA512
c407e777b1fbb3665f20e8e48ce99fca21d89369714370497bc3504c50ff4aa72330bfb47f3dd8774e328675d8f37b8667ff9cf6e5b696b43a57b3cd9ce25c5a

Download Submit
C:\Users\Admin\AppData\Local\Temp\Dllhost.exe
Filesize
43KB

MD5
35748fa679aab5a3da229284f66ce004

SHA1
23ba0a211dd963bf7c08d1d8cfdf4c4ab57c398b

SHA256
faa6970d520931fbcf337e3f3aadfbf28bb4e7be36c789138d10154284ef446d

SHA512
c407e777b1fbb3665f20e8e48ce99fca21d89369714370497bc3504c50ff4aa72330bfb47f3dd8774e328675d8f37b8667ff9cf6e5b696b43a57b3cd9ce25c5a

Download Submit
C:\Users\Admin\AppData\Local\Temp\Server.exe
Filesize
43KB

MD5
35748fa679aab5a3da229284f66ce004

SHA1
23ba0a211dd963bf7c08d1d8cfdf4c4ab57c398b

SHA256
faa6970d520931fbcf337e3f3aadfbf28bb4e7be36c789138d10154284ef446d

SHA512
c407e777b1fbb3665f20e8e48ce99fca21d89369714370497bc3504c50ff4aa72330bfb47f3dd8774e328675d8f37b8667ff9cf6e5b696b43a57b3cd9ce25c5a

Download Submit
C:\Users\Admin\AppData\Local\Temp\Server.exe
Filesize
43KB

MD5
35748fa679aab5a3da229284f66ce004

SHA1
23ba0a211dd963bf7c08d1d8cfdf4c4ab57c398b

SHA256
faa6970d520931fbcf337e3f3aadfbf28bb4e7be36c789138d10154284ef446d

SHA512
c407e777b1fbb3665f20e8e48ce99fca21d89369714370497bc3504c50ff4aa72330bfb47f3dd8774e328675d8f37b8667ff9cf6e5b696b43a57b3cd9ce25c5a

Download Submit
C:\Users\Admin\AppData\Local\Temp\Server.exe
Filesize
43KB

MD5
35748fa679aab5a3da229284f66ce004

SHA1
23ba0a211dd963bf7c08d1d8cfdf4c4ab57c398b

SHA256
faa6970d520931fbcf337e3f3aadfbf28bb4e7be36c789138d10154284ef446d

SHA512
c407e777b1fbb3665f20e8e48ce99fca21d89369714370497bc3504c50ff4aa72330bfb47f3dd8774e328675d8f37b8667ff9cf6e5b696b43a57b3cd9ce25c5a

Download Submit
memory/3460-137-0x0000000000000000-mapping.dmp

Download
memory/4688-139-0x0000000005500000-0x000000000550A000-memory.dmp

Filesize
40KB

Download
memory/4688-138-0x0000000005630000-0x0000000005696000-memory.dmp

Filesize
408KB

Download
memory/4688-134-0x0000000000000000-mapping.dmp

Download
memory/4948-130-0x0000000000830000-0x0000000000842000-memory.dmp

Filesize
72KB

Download
memory/4948-133-0x0000000005610000-0x00000000056A2000-memory.dmp

Filesize
584KB

Download
memory/4948-132-0x0000000005B20000-0x00000000060C4000-memory.dmp

Filesize
5.6MB

Download
memory/4948-131-0x0000000005290000-0x000000000532C000-memory.dmp

Filesize
624KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads