njrat | 332fcdb473326bef8e0b5ee521dad16102b00e370d8398b418a1e95985b61cc6

General

Target

332fcdb473326bef8e0b5ee521dad16102b00e370d8398b418a1e95985b61cc6.exe
Size

23KB
MD5

8e79b6d1203f62e32b87a58f4768b08c
SHA1

627c9969d302863371d2ddcfbb1209b36a79e135
SHA256

332fcdb473326bef8e0b5ee521dad16102b00e370d8398b418a1e95985b61cc6
SHA512

479877a188731f5120a82c865f0b476fa2ce62012a5544364b305e3106d108ea1ef111e26366113bf2697a892dfe1b45b62b576a42aa7d5e6284f6eb0584c7e3
SSDEEP

384:zY324bcgPiJLQrfARGSRUJsbY6ZgvSMBD3t8mRvR6JZlbw8hqIusZzZr7:cL2s+tRyRpcnuM

Score

10^/10

njrat bot evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

Bot

C2

smuktnet.ddns.net:5552

Mutex

d5bf5ee18952025404f8d39dc09f66a5

Attributes

reg_key
d5bf5ee18952025404f8d39dc09f66a5
splitter
|'|'|

Signatures

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

Processes:

windows.exe

pid process

1396 windows.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

3184 netsh.exe

pid	process
1396	windows.exe

pid	process
3184	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:

332fcdb473326bef8e0b5ee521dad16102b00e370d8398b418a1e95985b61cc6.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	332fcdb473326bef8e0b5ee521dad16102b00e370d8398b418a1e95985b61cc6.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

windows.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d5bf5ee18952025404f8d39dc09f66a5 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\windows.exe\" .."	windows.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\d5bf5ee18952025404f8d39dc09f66a5 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\windows.exe\" .."	windows.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:

windows.exe

description	pid	process
Token: SeDebugPrivilege	1396	windows.exe
Token: 33	1396	windows.exe
Token: SeIncBasePriorityPrivilege	1396	windows.exe
Token: 33	1396	windows.exe
Token: SeIncBasePriorityPrivilege	1396	windows.exe
Token: 33	1396	windows.exe
Token: SeIncBasePriorityPrivilege	1396	windows.exe
Token: 33	1396	windows.exe
Token: SeIncBasePriorityPrivilege	1396	windows.exe
Token: 33	1396	windows.exe
Token: SeIncBasePriorityPrivilege	1396	windows.exe
Token: 33	1396	windows.exe
Token: SeIncBasePriorityPrivilege	1396	windows.exe
Token: 33	1396	windows.exe
Token: SeIncBasePriorityPrivilege	1396	windows.exe
Token: 33	1396	windows.exe
Token: SeIncBasePriorityPrivilege	1396	windows.exe
Token: 33	1396	windows.exe
Token: SeIncBasePriorityPrivilege	1396	windows.exe
Token: 33	1396	windows.exe
Token: SeIncBasePriorityPrivilege	1396	windows.exe
Token: 33	1396	windows.exe
Token: SeIncBasePriorityPrivilege	1396	windows.exe
Token: 33	1396	windows.exe
Token: SeIncBasePriorityPrivilege	1396	windows.exe
Token: 33	1396	windows.exe
Token: SeIncBasePriorityPrivilege	1396	windows.exe
Token: 33	1396	windows.exe
Token: SeIncBasePriorityPrivilege	1396	windows.exe
Token: 33	1396	windows.exe
Token: SeIncBasePriorityPrivilege	1396	windows.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

332fcdb473326bef8e0b5ee521dad16102b00e370d8398b418a1e95985b61cc6.exewindows.exe

description	pid	process	target process
PID 2220 wrote to memory of 1396	2220	332fcdb473326bef8e0b5ee521dad16102b00e370d8398b418a1e95985b61cc6.exe	windows.exe
PID 2220 wrote to memory of 1396	2220	332fcdb473326bef8e0b5ee521dad16102b00e370d8398b418a1e95985b61cc6.exe	windows.exe
PID 2220 wrote to memory of 1396	2220	332fcdb473326bef8e0b5ee521dad16102b00e370d8398b418a1e95985b61cc6.exe	windows.exe
PID 1396 wrote to memory of 3184	1396	windows.exe	netsh.exe
PID 1396 wrote to memory of 3184	1396	windows.exe	netsh.exe
PID 1396 wrote to memory of 3184	1396	windows.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\332fcdb473326bef8e0b5ee521dad16102b00e370d8398b418a1e95985b61cc6.exe
"C:\Users\Admin\AppData\Local\Temp\332fcdb473326bef8e0b5ee521dad16102b00e370d8398b418a1e95985b61cc6.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2220

C:\Users\Admin\AppData\Local\Temp\windows.exe
"C:\Users\Admin\AppData\Local\Temp\windows.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1396

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\windows.exe" "windows.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:3184

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\windows.exe
Filesize
23KB

MD5
8e79b6d1203f62e32b87a58f4768b08c

SHA1
627c9969d302863371d2ddcfbb1209b36a79e135

SHA256
332fcdb473326bef8e0b5ee521dad16102b00e370d8398b418a1e95985b61cc6

SHA512
479877a188731f5120a82c865f0b476fa2ce62012a5544364b305e3106d108ea1ef111e26366113bf2697a892dfe1b45b62b576a42aa7d5e6284f6eb0584c7e3

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

MD5
8e79b6d1203f62e32b87a58f4768b08c

SHA1
627c9969d302863371d2ddcfbb1209b36a79e135

SHA256
332fcdb473326bef8e0b5ee521dad16102b00e370d8398b418a1e95985b61cc6

SHA512
479877a188731f5120a82c865f0b476fa2ce62012a5544364b305e3106d108ea1ef111e26366113bf2697a892dfe1b45b62b576a42aa7d5e6284f6eb0584c7e3

Download Submit
memory/1396-134-0x0000000000000000-mapping.dmp

Download
memory/1396-138-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download
memory/1396-140-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download
memory/2220-132-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download
memory/2220-133-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download
memory/2220-137-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download
memory/3184-139-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads