njrat | 2ead13296e90b2e3683fd3a219857a61c20edc17e7714392a94ba4a13a042164

General

Target

2ead13296e90b2e3683fd3a219857a61c20edc17e7714392a94ba4a13a042164.exe
Size

23KB
MD5

575adc1e4c148afe397d3695759ce440
SHA1

0b41160e2743facbdd73dbaafaee41a2785fa798
SHA256

2ead13296e90b2e3683fd3a219857a61c20edc17e7714392a94ba4a13a042164
SHA512

69203ebab522c44c4bac83a8a1a01c3054000729fd2d925a7f6d54c7f3fd002623739acbda0a722d18a10011f102c19a44f193a73f3b68e269243a89012d29a0
SSDEEP

384:XoWtkEwn65rgjAsGipk55D16xgXakhbZD0mRvR6JZlbw8hqIusZzZMj:w7O89p2rRpcnup

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

hacked

C2

momodz.no-ip.biz:1177

Mutex

a1fe58e271392148d9447041084cdb09

Attributes

reg_key
a1fe58e271392148d9447041084cdb09
splitter
|'|'|

Signatures

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

Processes:

server.exe

pid process

4276 server.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

2336 netsh.exe

pid	process
4276	server.exe

pid	process
2336	netsh.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:

2ead13296e90b2e3683fd3a219857a61c20edc17e7714392a94ba4a13a042164.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	2ead13296e90b2e3683fd3a219857a61c20edc17e7714392a94ba4a13a042164.exe

Drops startup file 2 IoCs

Processes:

server.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a1fe58e271392148d9447041084cdb09.exe	server.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a1fe58e271392148d9447041084cdb09.exe	server.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

server.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\a1fe58e271392148d9447041084cdb09 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\a1fe58e271392148d9447041084cdb09 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 31 IoCs

Processes:

server.exe

description	pid	process
Token: SeDebugPrivilege	4276	server.exe
Token: 33	4276	server.exe
Token: SeIncBasePriorityPrivilege	4276	server.exe
Token: 33	4276	server.exe
Token: SeIncBasePriorityPrivilege	4276	server.exe
Token: 33	4276	server.exe
Token: SeIncBasePriorityPrivilege	4276	server.exe
Token: 33	4276	server.exe
Token: SeIncBasePriorityPrivilege	4276	server.exe
Token: 33	4276	server.exe
Token: SeIncBasePriorityPrivilege	4276	server.exe
Token: 33	4276	server.exe
Token: SeIncBasePriorityPrivilege	4276	server.exe
Token: 33	4276	server.exe
Token: SeIncBasePriorityPrivilege	4276	server.exe
Token: 33	4276	server.exe
Token: SeIncBasePriorityPrivilege	4276	server.exe
Token: 33	4276	server.exe
Token: SeIncBasePriorityPrivilege	4276	server.exe
Token: 33	4276	server.exe
Token: SeIncBasePriorityPrivilege	4276	server.exe
Token: 33	4276	server.exe
Token: SeIncBasePriorityPrivilege	4276	server.exe
Token: 33	4276	server.exe
Token: SeIncBasePriorityPrivilege	4276	server.exe
Token: 33	4276	server.exe
Token: SeIncBasePriorityPrivilege	4276	server.exe
Token: 33	4276	server.exe
Token: SeIncBasePriorityPrivilege	4276	server.exe
Token: 33	4276	server.exe
Token: SeIncBasePriorityPrivilege	4276	server.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

2ead13296e90b2e3683fd3a219857a61c20edc17e7714392a94ba4a13a042164.exeserver.exe

description	pid	process	target process
PID 5040 wrote to memory of 4276	5040	2ead13296e90b2e3683fd3a219857a61c20edc17e7714392a94ba4a13a042164.exe	server.exe
PID 5040 wrote to memory of 4276	5040	2ead13296e90b2e3683fd3a219857a61c20edc17e7714392a94ba4a13a042164.exe	server.exe
PID 5040 wrote to memory of 4276	5040	2ead13296e90b2e3683fd3a219857a61c20edc17e7714392a94ba4a13a042164.exe	server.exe
PID 4276 wrote to memory of 2336	4276	server.exe	netsh.exe
PID 4276 wrote to memory of 2336	4276	server.exe	netsh.exe
PID 4276 wrote to memory of 2336	4276	server.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\2ead13296e90b2e3683fd3a219857a61c20edc17e7714392a94ba4a13a042164.exe
"C:\Users\Admin\AppData\Local\Temp\2ead13296e90b2e3683fd3a219857a61c20edc17e7714392a94ba4a13a042164.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:5040

C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4276

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:2336

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

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\server.exe
Filesize
23KB

MD5
575adc1e4c148afe397d3695759ce440

SHA1
0b41160e2743facbdd73dbaafaee41a2785fa798

SHA256
2ead13296e90b2e3683fd3a219857a61c20edc17e7714392a94ba4a13a042164

SHA512
69203ebab522c44c4bac83a8a1a01c3054000729fd2d925a7f6d54c7f3fd002623739acbda0a722d18a10011f102c19a44f193a73f3b68e269243a89012d29a0

Download Submit
C:\Users\Admin\AppData\Local\Temp\server.exe
Filesize
23KB

MD5
575adc1e4c148afe397d3695759ce440

SHA1
0b41160e2743facbdd73dbaafaee41a2785fa798

SHA256
2ead13296e90b2e3683fd3a219857a61c20edc17e7714392a94ba4a13a042164

SHA512
69203ebab522c44c4bac83a8a1a01c3054000729fd2d925a7f6d54c7f3fd002623739acbda0a722d18a10011f102c19a44f193a73f3b68e269243a89012d29a0

Download Submit
memory/2336-139-0x0000000000000000-mapping.dmp

Download
memory/4276-134-0x0000000000000000-mapping.dmp

Download
memory/4276-138-0x0000000074A30000-0x0000000074FE1000-memory.dmp

Filesize
5.7MB

Download
memory/4276-140-0x0000000074A30000-0x0000000074FE1000-memory.dmp

Filesize
5.7MB

Download
memory/5040-132-0x0000000074A30000-0x0000000074FE1000-memory.dmp

Filesize
5.7MB

Download
memory/5040-133-0x0000000074A30000-0x0000000074FE1000-memory.dmp

Filesize
5.7MB

Download
memory/5040-137-0x0000000074A30000-0x0000000074FE1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads