njrat | 08bea6fef66f0070b9f35c5db9da078af5d4b59dec42480f80264f066ba99d20

General

Target

JaffaCakes118_558f283d460d4a23b76c34eeddb0d120.exe
Size

60KB
MD5

558f283d460d4a23b76c34eeddb0d120
SHA1

dd755bf3c6d521f742457ff4eb9171db0ca4408e
SHA256

08bea6fef66f0070b9f35c5db9da078af5d4b59dec42480f80264f066ba99d20
SHA512

6414c8af13fd9264ff6775f587a0dd92ca01068a2c403b85c089ba7c7d0bc377c5d4d8302addc04c142c82d3467009900a7badae0e575350db5287ed6809ee33
SSDEEP

1536:AEF+KvAIhBDmzuE00DD0F3KSBOyvoQGQbgF:AEF+/IhBDmzEKdQw

Score

10^/10

njrat hacked discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

diogocfal.duckdns.org:5552

Mutex

2ce29a28a0e0366d194d4033c037916f

Attributes

reg_key
2ce29a28a0e0366d194d4033c037916f
splitter
|'|'|

Signatures

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

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2780	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2ce29a28a0e0366d194d4033c037916f.exe	svhost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2ce29a28a0e0366d194d4033c037916f.exe	svhost.exe

Executes dropped EXE 1 IoCs

pid	Process
292	svhost.exe

Loads dropped DLL 1 IoCs

pid	Process
3016	JaffaCakes118_558f283d460d4a23b76c34eeddb0d120.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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\2ce29a28a0e0366d194d4033c037916f = "\"C:\\Users\\Admin\\AppData\\Roaming\\svhost.exe\" .."	svhost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\2ce29a28a0e0366d194d4033c037916f = "\"C:\\Users\\Admin\\AppData\\Roaming\\svhost.exe\" .."	svhost.exe

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

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_558f283d460d4a23b76c34eeddb0d120.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	292	svhost.exe
Token: 33	292	svhost.exe
Token: SeIncBasePriorityPrivilege	292	svhost.exe
Token: 33	292	svhost.exe
Token: SeIncBasePriorityPrivilege	292	svhost.exe
Token: 33	292	svhost.exe
Token: SeIncBasePriorityPrivilege	292	svhost.exe
Token: 33	292	svhost.exe
Token: SeIncBasePriorityPrivilege	292	svhost.exe
Token: 33	292	svhost.exe
Token: SeIncBasePriorityPrivilege	292	svhost.exe
Token: 33	292	svhost.exe
Token: SeIncBasePriorityPrivilege	292	svhost.exe
Token: 33	292	svhost.exe
Token: SeIncBasePriorityPrivilege	292	svhost.exe
Token: 33	292	svhost.exe
Token: SeIncBasePriorityPrivilege	292	svhost.exe
Token: 33	292	svhost.exe
Token: SeIncBasePriorityPrivilege	292	svhost.exe
Token: 33	292	svhost.exe
Token: SeIncBasePriorityPrivilege	292	svhost.exe
Token: 33	292	svhost.exe
Token: SeIncBasePriorityPrivilege	292	svhost.exe
Token: 33	292	svhost.exe
Token: SeIncBasePriorityPrivilege	292	svhost.exe
Token: 33	292	svhost.exe
Token: SeIncBasePriorityPrivilege	292	svhost.exe
Token: 33	292	svhost.exe
Token: SeIncBasePriorityPrivilege	292	svhost.exe
Token: 33	292	svhost.exe
Token: SeIncBasePriorityPrivilege	292	svhost.exe
Token: 33	292	svhost.exe
Token: SeIncBasePriorityPrivilege	292	svhost.exe
Token: 33	292	svhost.exe
Token: SeIncBasePriorityPrivilege	292	svhost.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 292	3016	JaffaCakes118_558f283d460d4a23b76c34eeddb0d120.exe	31
PID 3016 wrote to memory of 292	3016	JaffaCakes118_558f283d460d4a23b76c34eeddb0d120.exe	31
PID 3016 wrote to memory of 292	3016	JaffaCakes118_558f283d460d4a23b76c34eeddb0d120.exe	31
PID 3016 wrote to memory of 292	3016	JaffaCakes118_558f283d460d4a23b76c34eeddb0d120.exe	31
PID 292 wrote to memory of 2780	292	svhost.exe	32
PID 292 wrote to memory of 2780	292	svhost.exe	32
PID 292 wrote to memory of 2780	292	svhost.exe	32
PID 292 wrote to memory of 2780	292	svhost.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_558f283d460d4a23b76c34eeddb0d120.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_558f283d460d4a23b76c34eeddb0d120.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Users\Admin\AppData\Roaming\svhost.exe
  "C:\Users\Admin\AppData\Roaming\svhost.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:292
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\svhost.exe" "svhost.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2780

Network

DNS

diogocfal.duckdns.org

svhost.exe

Remote address:

8.8.8.8:53

Request

diogocfal.duckdns.org

IN A

Response

diogocfal.duckdns.org

IN A

141.255.151.176
DNS

diogocfal.duckdns.org

svhost.exe

Remote address:

8.8.8.8:53

Request

diogocfal.duckdns.org

IN A

Response

diogocfal.duckdns.org

IN A

141.255.151.176

141.255.151.176:5552

diogocfal.duckdns.org

svhost.exe

152 B
3
141.255.151.176:5552

diogocfal.duckdns.org

svhost.exe

152 B
3
141.255.151.176:5552

diogocfal.duckdns.org

svhost.exe

152 B
3
141.255.151.176:5552

diogocfal.duckdns.org

svhost.exe

152 B
3
141.255.151.176:5552

diogocfal.duckdns.org

svhost.exe

152 B
3
141.255.151.176:5552

diogocfal.duckdns.org

svhost.exe

152 B
3

8.8.8.8:53

diogocfal.duckdns.org

dns

svhost.exe

67 B
83 B
1
1

DNS Request

diogocfal.duckdns.org

DNS Response

141.255.151.176
8.8.8.8:53

diogocfal.duckdns.org

dns

svhost.exe

67 B
83 B
1
1

DNS Request

diogocfal.duckdns.org

DNS Response

141.255.151.176

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

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

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

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Roaming\svhost.exe

Filesize
60KB

MD5
558f283d460d4a23b76c34eeddb0d120

SHA1
dd755bf3c6d521f742457ff4eb9171db0ca4408e

SHA256
08bea6fef66f0070b9f35c5db9da078af5d4b59dec42480f80264f066ba99d20

SHA512
6414c8af13fd9264ff6775f587a0dd92ca01068a2c403b85c089ba7c7d0bc377c5d4d8302addc04c142c82d3467009900a7badae0e575350db5287ed6809ee33

Download Submit
memory/292-11-0x0000000000C50000-0x0000000000C5E000-memory.dmp

Filesize
56KB

Download
memory/292-13-0x0000000074D30000-0x000000007541E000-memory.dmp

Filesize
6.9MB

Download
memory/292-14-0x0000000074D30000-0x000000007541E000-memory.dmp

Filesize
6.9MB

Download
memory/292-16-0x0000000074D30000-0x000000007541E000-memory.dmp

Filesize
6.9MB

Download
memory/3016-0-0x0000000074D3E000-0x0000000074D3F000-memory.dmp

Filesize
4KB

Download
memory/3016-1-0x00000000013C0000-0x00000000013CE000-memory.dmp

Filesize
56KB

Download
memory/3016-2-0x00000000002F0000-0x00000000002FC000-memory.dmp

Filesize
48KB

Download
memory/3016-3-0x0000000074D30000-0x000000007541E000-memory.dmp

Filesize
6.9MB

Download
memory/3016-12-0x0000000074D30000-0x000000007541E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

DNS Request

DNS Response

DNS Request

DNS Response

MITRE ATT&CK Enterprise v15

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