njrat | c1fbe53d8a15eca3fb56a2a95e34b2bcc98328cc2ccef173f3320a59b8277ac8

General

Target

NEAS.59262f5d8d272d320c444f709992bde0.exe
Size

23KB
MD5

59262f5d8d272d320c444f709992bde0
SHA1

3758c5e043763a377615ca6517c3b54d4e1c5758
SHA256

c1fbe53d8a15eca3fb56a2a95e34b2bcc98328cc2ccef173f3320a59b8277ac8
SHA512

2c9dc2f6685741980b41d5bafcd650b633474767e5dc297fb7e057d98de50a4fe65358e1b039e3a7ce9008a97c052904fad54dcc36b0fe9a607b4a6800bff719
SSDEEP

384:AoWtkEwn65rgjAsGipk55D16xgXakhbZD0mRvR6JZlbw8hqIusZzZI9:P7O89p2rRpcnuT

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

10.10.1.11:5552

Mutex

7657c14284185fbd3fb108b43c7467ba

Attributes

reg_key
7657c14284185fbd3fb108b43c7467ba
splitter
|'|'|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Windows Service

T1543.003

pid	Process
4260	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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Control Panel\International\Geo\Nation	NEAS.59262f5d8d272d320c444f709992bde0.exe

Executes dropped EXE 1 IoCs

pid	Process
2724	server.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\7657c14284185fbd3fb108b43c7467ba = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\7657c14284185fbd3fb108b43c7467ba = "\"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).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	2724	server.exe
Token: 33	2724	server.exe
Token: SeIncBasePriorityPrivilege	2724	server.exe
Token: 33	2724	server.exe
Token: SeIncBasePriorityPrivilege	2724	server.exe
Token: 33	2724	server.exe
Token: SeIncBasePriorityPrivilege	2724	server.exe
Token: 33	2724	server.exe
Token: SeIncBasePriorityPrivilege	2724	server.exe
Token: 33	2724	server.exe
Token: SeIncBasePriorityPrivilege	2724	server.exe
Token: 33	2724	server.exe
Token: SeIncBasePriorityPrivilege	2724	server.exe
Token: 33	2724	server.exe
Token: SeIncBasePriorityPrivilege	2724	server.exe
Token: 33	2724	server.exe
Token: SeIncBasePriorityPrivilege	2724	server.exe
Token: 33	2724	server.exe
Token: SeIncBasePriorityPrivilege	2724	server.exe
Token: 33	2724	server.exe
Token: SeIncBasePriorityPrivilege	2724	server.exe
Token: 33	2724	server.exe
Token: SeIncBasePriorityPrivilege	2724	server.exe
Token: 33	2724	server.exe
Token: SeIncBasePriorityPrivilege	2724	server.exe
Token: 33	2724	server.exe
Token: SeIncBasePriorityPrivilege	2724	server.exe
Token: 33	2724	server.exe
Token: SeIncBasePriorityPrivilege	2724	server.exe
Token: 33	2724	server.exe
Token: SeIncBasePriorityPrivilege	2724	server.exe
Token: 33	2724	server.exe
Token: SeIncBasePriorityPrivilege	2724	server.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4988 wrote to memory of 2724	4988	NEAS.59262f5d8d272d320c444f709992bde0.exe	96
PID 4988 wrote to memory of 2724	4988	NEAS.59262f5d8d272d320c444f709992bde0.exe	96
PID 4988 wrote to memory of 2724	4988	NEAS.59262f5d8d272d320c444f709992bde0.exe	96
PID 2724 wrote to memory of 4260	2724	server.exe	99
PID 2724 wrote to memory of 4260	2724	server.exe	99
PID 2724 wrote to memory of 4260	2724	server.exe	99

C:\Users\Admin\AppData\Local\Temp\NEAS.59262f5d8d272d320c444f709992bde0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.59262f5d8d272d320c444f709992bde0.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4988
- C:\Users\Admin\AppData\Local\Temp\server.exe
  "C:\Users\Admin\AppData\Local\Temp\server.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2724
- - 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:4260

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\server.exe

Filesize
23KB

MD5
59262f5d8d272d320c444f709992bde0

SHA1
3758c5e043763a377615ca6517c3b54d4e1c5758

SHA256
c1fbe53d8a15eca3fb56a2a95e34b2bcc98328cc2ccef173f3320a59b8277ac8

SHA512
2c9dc2f6685741980b41d5bafcd650b633474767e5dc297fb7e057d98de50a4fe65358e1b039e3a7ce9008a97c052904fad54dcc36b0fe9a607b4a6800bff719

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

Filesize
23KB

MD5
59262f5d8d272d320c444f709992bde0

SHA1
3758c5e043763a377615ca6517c3b54d4e1c5758

SHA256
c1fbe53d8a15eca3fb56a2a95e34b2bcc98328cc2ccef173f3320a59b8277ac8

SHA512
2c9dc2f6685741980b41d5bafcd650b633474767e5dc297fb7e057d98de50a4fe65358e1b039e3a7ce9008a97c052904fad54dcc36b0fe9a607b4a6800bff719

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

Filesize
23KB

MD5
59262f5d8d272d320c444f709992bde0

SHA1
3758c5e043763a377615ca6517c3b54d4e1c5758

SHA256
c1fbe53d8a15eca3fb56a2a95e34b2bcc98328cc2ccef173f3320a59b8277ac8

SHA512
2c9dc2f6685741980b41d5bafcd650b633474767e5dc297fb7e057d98de50a4fe65358e1b039e3a7ce9008a97c052904fad54dcc36b0fe9a607b4a6800bff719

Download Submit
memory/2724-14-0x0000000074BE0000-0x0000000075191000-memory.dmp

Filesize
5.7MB

Download
memory/2724-15-0x0000000074BE0000-0x0000000075191000-memory.dmp

Filesize
5.7MB

Download
memory/2724-16-0x0000000001990000-0x00000000019A0000-memory.dmp

Filesize
64KB

Download
memory/4988-0-0x0000000074BE0000-0x0000000075191000-memory.dmp

Filesize
5.7MB

Download
memory/4988-1-0x0000000074BE0000-0x0000000075191000-memory.dmp

Filesize
5.7MB

Download
memory/4988-2-0x0000000000EB0000-0x0000000000EC0000-memory.dmp

Filesize
64KB

Download
memory/4988-12-0x0000000074BE0000-0x0000000075191000-memory.dmp

Filesize
5.7MB

Download
memory/4988-13-0x0000000074BE0000-0x0000000075191000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads