njrat | a208c909320dd7c4712f1a1e668ca886860a97534a946ac20f45b0c412df342e

General

Target

a208c909320dd7c4712f1a1e668ca886860a97534a946ac20f45b0c412df342e.exe
Size

43KB
MD5

358ae564587620cc34b0a18ac5519f6c
SHA1

39885cfae334c24e282be860c1a5653bd0215199
SHA256

a208c909320dd7c4712f1a1e668ca886860a97534a946ac20f45b0c412df342e
SHA512

48754ba03d7c20eda29469e7269d24706ba1c43a30b24c196be2b375bed2fa48f46ccbc6b31a339e057646b75847100baf81fc72138629f49e92cbb030d2bcc0

Score

10^/10

njrat hacked persistence trojan

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

HacKed

C2

123456789gg.ddns.net:5552

Mutex

Windows Update

Attributes

reg_key
Windows Update
splitter
|Hassan|

Signatures

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

Processes:

svchost.exeServer.exeServer.exe

pid process

4196 svchost.exe
4344 Server.exe
4480 Server.exe

pid	process
4196	svchost.exe
4344	Server.exe
4480	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:

a208c909320dd7c4712f1a1e668ca886860a97534a946ac20f45b0c412df342e.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Control Panel\International\Geo\Nation	a208c909320dd7c4712f1a1e668ca886860a97534a946ac20f45b0c412df342e.exe

Drops startup file 2 IoCs

Processes:

svchost.exe

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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

svchost.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\\svchost.exe\" .."	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\svchost.exe\" .."	svchost.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

1476 schtasks.exe
Suspicious behavior: GetForegroundWindowSpam 3 IoCs

Processes:

a208c909320dd7c4712f1a1e668ca886860a97534a946ac20f45b0c412df342e.exesvchost.exeServer.exe

pid process

4828 a208c909320dd7c4712f1a1e668ca886860a97534a946ac20f45b0c412df342e.exe
4196 svchost.exe
4344 Server.exe

pid	process
1476	schtasks.exe

pid	process
4828	a208c909320dd7c4712f1a1e668ca886860a97534a946ac20f45b0c412df342e.exe
4196	svchost.exe
4344	Server.exe

Suspicious use of AdjustPrivilegeToken 29 IoCs

Processes:

svchost.exe

description	pid	process
Token: SeDebugPrivilege	4196	svchost.exe
Token: 33	4196	svchost.exe
Token: SeIncBasePriorityPrivilege	4196	svchost.exe
Token: 33	4196	svchost.exe
Token: SeIncBasePriorityPrivilege	4196	svchost.exe
Token: 33	4196	svchost.exe
Token: SeIncBasePriorityPrivilege	4196	svchost.exe
Token: 33	4196	svchost.exe
Token: SeIncBasePriorityPrivilege	4196	svchost.exe
Token: 33	4196	svchost.exe
Token: SeIncBasePriorityPrivilege	4196	svchost.exe
Token: 33	4196	svchost.exe
Token: SeIncBasePriorityPrivilege	4196	svchost.exe
Token: 33	4196	svchost.exe
Token: SeIncBasePriorityPrivilege	4196	svchost.exe
Token: 33	4196	svchost.exe
Token: SeIncBasePriorityPrivilege	4196	svchost.exe
Token: 33	4196	svchost.exe
Token: SeIncBasePriorityPrivilege	4196	svchost.exe
Token: 33	4196	svchost.exe
Token: SeIncBasePriorityPrivilege	4196	svchost.exe
Token: 33	4196	svchost.exe
Token: SeIncBasePriorityPrivilege	4196	svchost.exe
Token: 33	4196	svchost.exe
Token: SeIncBasePriorityPrivilege	4196	svchost.exe
Token: 33	4196	svchost.exe
Token: SeIncBasePriorityPrivilege	4196	svchost.exe
Token: 33	4196	svchost.exe
Token: SeIncBasePriorityPrivilege	4196	svchost.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

a208c909320dd7c4712f1a1e668ca886860a97534a946ac20f45b0c412df342e.exesvchost.exe

description	pid	process	target process
PID 4828 wrote to memory of 4196	4828	a208c909320dd7c4712f1a1e668ca886860a97534a946ac20f45b0c412df342e.exe	svchost.exe
PID 4828 wrote to memory of 4196	4828	a208c909320dd7c4712f1a1e668ca886860a97534a946ac20f45b0c412df342e.exe	svchost.exe
PID 4828 wrote to memory of 4196	4828	a208c909320dd7c4712f1a1e668ca886860a97534a946ac20f45b0c412df342e.exe	svchost.exe
PID 4196 wrote to memory of 1476	4196	svchost.exe	schtasks.exe
PID 4196 wrote to memory of 1476	4196	svchost.exe	schtasks.exe
PID 4196 wrote to memory of 1476	4196	svchost.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\a208c909320dd7c4712f1a1e668ca886860a97534a946ac20f45b0c412df342e.exe
"C:\Users\Admin\AppData\Local\Temp\a208c909320dd7c4712f1a1e668ca886860a97534a946ac20f45b0c412df342e.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:4828

C:\Users\Admin\AppData\Local\Temp\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\svchost.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:4196

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:1476

C:\Users\Admin\AppData\Local\Temp\Server.exe
C:\Users\Admin\AppData\Local\Temp/Server.exe
1⤵
- Executes dropped EXE
- Suspicious behavior: GetForegroundWindowSpam
PID:4344

C:\Users\Admin\AppData\Local\Temp\Server.exe
C:\Users\Admin\AppData\Local\Temp/Server.exe
1⤵
- Executes dropped EXE
PID:4480

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_v2.0_32\UsageLogs\Server.exe.log
Filesize
408B

MD5
661cab77d3b907e8057f2e689e995af3

SHA1
5d1a0ee9c5ee7a7a90d56d00c10dc0e679bee01c

SHA256
8f27f95ad7c09f2e05d7960e78ef8cd935c1262e9657883a75d70dcb877592d2

SHA512
2523b316bd79fed0e9b3d73f46959f3dfe270cf950f34bd9d49fe4113a2ae46d0cd00224d848bc40c0d8c55449e2dccc4b4278ba4809c0ca9ede1ac75673fc67

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

MD5
358ae564587620cc34b0a18ac5519f6c

SHA1
39885cfae334c24e282be860c1a5653bd0215199

SHA256
a208c909320dd7c4712f1a1e668ca886860a97534a946ac20f45b0c412df342e

SHA512
48754ba03d7c20eda29469e7269d24706ba1c43a30b24c196be2b375bed2fa48f46ccbc6b31a339e057646b75847100baf81fc72138629f49e92cbb030d2bcc0

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

MD5
358ae564587620cc34b0a18ac5519f6c

SHA1
39885cfae334c24e282be860c1a5653bd0215199

SHA256
a208c909320dd7c4712f1a1e668ca886860a97534a946ac20f45b0c412df342e

SHA512
48754ba03d7c20eda29469e7269d24706ba1c43a30b24c196be2b375bed2fa48f46ccbc6b31a339e057646b75847100baf81fc72138629f49e92cbb030d2bcc0

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

MD5
358ae564587620cc34b0a18ac5519f6c

SHA1
39885cfae334c24e282be860c1a5653bd0215199

SHA256
a208c909320dd7c4712f1a1e668ca886860a97534a946ac20f45b0c412df342e

SHA512
48754ba03d7c20eda29469e7269d24706ba1c43a30b24c196be2b375bed2fa48f46ccbc6b31a339e057646b75847100baf81fc72138629f49e92cbb030d2bcc0

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

MD5
358ae564587620cc34b0a18ac5519f6c

SHA1
39885cfae334c24e282be860c1a5653bd0215199

SHA256
a208c909320dd7c4712f1a1e668ca886860a97534a946ac20f45b0c412df342e

SHA512
48754ba03d7c20eda29469e7269d24706ba1c43a30b24c196be2b375bed2fa48f46ccbc6b31a339e057646b75847100baf81fc72138629f49e92cbb030d2bcc0

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

MD5
358ae564587620cc34b0a18ac5519f6c

SHA1
39885cfae334c24e282be860c1a5653bd0215199

SHA256
a208c909320dd7c4712f1a1e668ca886860a97534a946ac20f45b0c412df342e

SHA512
48754ba03d7c20eda29469e7269d24706ba1c43a30b24c196be2b375bed2fa48f46ccbc6b31a339e057646b75847100baf81fc72138629f49e92cbb030d2bcc0

Download Submit
memory/1476-135-0x0000000000000000-mapping.dmp

Download
memory/4196-131-0x0000000000000000-mapping.dmp

Download
memory/4196-134-0x0000000074C00000-0x00000000751B1000-memory.dmp

Filesize
5.7MB

Download
memory/4344-138-0x0000000074C00000-0x00000000751B1000-memory.dmp

Filesize
5.7MB

Download
memory/4480-141-0x0000000074C00000-0x00000000751B1000-memory.dmp

Filesize
5.7MB

Download
memory/4828-130-0x0000000074C00000-0x00000000751B1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads