njrat | 1953743775eff0ea9f2f8424c33d5edf3cd634bec8f26f00a530bb7ac90876cd

General

Target

1953743775eff0ea9f2f8424c33d5edf3cd634bec8f26f00a530bb7ac90876cd.exe
Size

43KB
MD5

fd5c87e049af04896d44c5a4035a6bcf
SHA1

83e6eda547f38ce4f12527cddc97a397d96f4ed9
SHA256

1953743775eff0ea9f2f8424c33d5edf3cd634bec8f26f00a530bb7ac90876cd
SHA512

f7eb603187683565128360b3456dd58f38d1f789f623b335746b40e58a0f27d240642c93bcb25af0b96669b32839e9b67944de86ab446e6383deadc8a094a831

Score

10^/10

njrat hacked persistence trojan

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

HacKed

C2

192.168.1.36:5552

Mutex

Windows Update

Attributes

reg_key
Windows Update
splitter
|Hassan|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Executes dropped EXE 1 IoCs

Processes:

password.txt.exe

pid process

4264 password.txt.exe

pid	process
4264	password.txt.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:

1953743775eff0ea9f2f8424c33d5edf3cd634bec8f26f00a530bb7ac90876cd.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Control Panel\International\Geo\Nation	1953743775eff0ea9f2f8424c33d5edf3cd634bec8f26f00a530bb7ac90876cd.exe

Drops startup file 2 IoCs

Processes:

password.txt.exe

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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

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

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

System Information Discovery
T1082
Suspicious behavior: GetForegroundWindowSpam 2 IoCs

Processes:

1953743775eff0ea9f2f8424c33d5edf3cd634bec8f26f00a530bb7ac90876cd.exepassword.txt.exe

pid process

3744 1953743775eff0ea9f2f8424c33d5edf3cd634bec8f26f00a530bb7ac90876cd.exe
4264 password.txt.exe

pid	process
3744	1953743775eff0ea9f2f8424c33d5edf3cd634bec8f26f00a530bb7ac90876cd.exe
4264	password.txt.exe

Suspicious use of AdjustPrivilegeToken 29 IoCs

Processes:

password.txt.exe

description	pid	process
Token: SeDebugPrivilege	4264	password.txt.exe
Token: 33	4264	password.txt.exe
Token: SeIncBasePriorityPrivilege	4264	password.txt.exe
Token: 33	4264	password.txt.exe
Token: SeIncBasePriorityPrivilege	4264	password.txt.exe
Token: 33	4264	password.txt.exe
Token: SeIncBasePriorityPrivilege	4264	password.txt.exe
Token: 33	4264	password.txt.exe
Token: SeIncBasePriorityPrivilege	4264	password.txt.exe
Token: 33	4264	password.txt.exe
Token: SeIncBasePriorityPrivilege	4264	password.txt.exe
Token: 33	4264	password.txt.exe
Token: SeIncBasePriorityPrivilege	4264	password.txt.exe
Token: 33	4264	password.txt.exe
Token: SeIncBasePriorityPrivilege	4264	password.txt.exe
Token: 33	4264	password.txt.exe
Token: SeIncBasePriorityPrivilege	4264	password.txt.exe
Token: 33	4264	password.txt.exe
Token: SeIncBasePriorityPrivilege	4264	password.txt.exe
Token: 33	4264	password.txt.exe
Token: SeIncBasePriorityPrivilege	4264	password.txt.exe
Token: 33	4264	password.txt.exe
Token: SeIncBasePriorityPrivilege	4264	password.txt.exe
Token: 33	4264	password.txt.exe
Token: SeIncBasePriorityPrivilege	4264	password.txt.exe
Token: 33	4264	password.txt.exe
Token: SeIncBasePriorityPrivilege	4264	password.txt.exe
Token: 33	4264	password.txt.exe
Token: SeIncBasePriorityPrivilege	4264	password.txt.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

1953743775eff0ea9f2f8424c33d5edf3cd634bec8f26f00a530bb7ac90876cd.exe

description	pid	process	target process
PID 3744 wrote to memory of 4264	3744	1953743775eff0ea9f2f8424c33d5edf3cd634bec8f26f00a530bb7ac90876cd.exe	password.txt.exe
PID 3744 wrote to memory of 4264	3744	1953743775eff0ea9f2f8424c33d5edf3cd634bec8f26f00a530bb7ac90876cd.exe	password.txt.exe
PID 3744 wrote to memory of 4264	3744	1953743775eff0ea9f2f8424c33d5edf3cd634bec8f26f00a530bb7ac90876cd.exe	password.txt.exe

C:\Users\Admin\AppData\Local\Temp\1953743775eff0ea9f2f8424c33d5edf3cd634bec8f26f00a530bb7ac90876cd.exe
"C:\Users\Admin\AppData\Local\Temp\1953743775eff0ea9f2f8424c33d5edf3cd634bec8f26f00a530bb7ac90876cd.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3744

C:\Users\Admin\AppData\Local\Temp\password.txt.exe
"C:\Users\Admin\AppData\Local\Temp\password.txt.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:4264

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\password.txt.exe
Filesize
43KB

MD5
fd5c87e049af04896d44c5a4035a6bcf

SHA1
83e6eda547f38ce4f12527cddc97a397d96f4ed9

SHA256
1953743775eff0ea9f2f8424c33d5edf3cd634bec8f26f00a530bb7ac90876cd

SHA512
f7eb603187683565128360b3456dd58f38d1f789f623b335746b40e58a0f27d240642c93bcb25af0b96669b32839e9b67944de86ab446e6383deadc8a094a831

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

MD5
fd5c87e049af04896d44c5a4035a6bcf

SHA1
83e6eda547f38ce4f12527cddc97a397d96f4ed9

SHA256
1953743775eff0ea9f2f8424c33d5edf3cd634bec8f26f00a530bb7ac90876cd

SHA512
f7eb603187683565128360b3456dd58f38d1f789f623b335746b40e58a0f27d240642c93bcb25af0b96669b32839e9b67944de86ab446e6383deadc8a094a831

Download Submit
memory/3744-130-0x0000000000330000-0x0000000000342000-memory.dmp

Filesize
72KB

Download
memory/3744-131-0x0000000004C90000-0x0000000004D2C000-memory.dmp

Filesize
624KB

Download
memory/3744-132-0x0000000005600000-0x0000000005BA4000-memory.dmp

Filesize
5.6MB

Download
memory/3744-133-0x00000000050F0000-0x0000000005182000-memory.dmp

Filesize
584KB

Download
memory/4264-134-0x0000000000000000-mapping.dmp

Download
memory/4264-137-0x0000000004ED0000-0x0000000004EDA000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads