njrat | 8fcb9e5189c78b5100eaf2ac0cb8de81a7d3e041eb0d83929b878c33004057d7

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01-01-2025 22:16

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General

Target

JaffaCakes118_60f6807b536b05490c6d8f6a269315b0.exe
Size

71KB
MD5

60f6807b536b05490c6d8f6a269315b0
SHA1

cc4d406ef696fdb2039e79cdedd99be61fbe5bfa
SHA256

8fcb9e5189c78b5100eaf2ac0cb8de81a7d3e041eb0d83929b878c33004057d7
SHA512

16ca97c0a1912217455101459a822328f5837559fc845ffcff64fcf4209055a706953745b0c96b7c405824de3a7ab3d240795b174efd5385e48df1a28966fe2c
SSDEEP

768:oBZguOHIR5bp1Z8gkkT8pRTpqw7HLaEg1bVSnoYSC7JO8BCb53i6faci57ij6/:3s5bp78PkI/TpqOraEH2CObw6Fi57iA

Score

10^/10

njrat discovery evasion persistence privilege_escalation trojan

Malware Config

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
4356	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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	JaffaCakes118_60f6807b536b05490c6d8f6a269315b0.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\4166b19ff3c5ef2bbc7c922fb1222950.exe	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\4166b19ff3c5ef2bbc7c922fb1222950.exe	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2308	svchost.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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\4166b19ff3c5ef2bbc7c922fb1222950 = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\" .."	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\4166b19ff3c5ef2bbc7c922fb1222950 = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\" .."	svchost.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 opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_60f6807b536b05490c6d8f6a269315b0.exe

Suspicious use of AdjustPrivilegeToken 40 IoCs

description	pid	Process
Token: SeDebugPrivilege	3364	JaffaCakes118_60f6807b536b05490c6d8f6a269315b0.exe
Token: 33	3364	JaffaCakes118_60f6807b536b05490c6d8f6a269315b0.exe
Token: SeIncBasePriorityPrivilege	3364	JaffaCakes118_60f6807b536b05490c6d8f6a269315b0.exe
Token: SeDebugPrivilege	2308	svchost.exe
Token: 33	2308	svchost.exe
Token: SeIncBasePriorityPrivilege	2308	svchost.exe
Token: 33	2308	svchost.exe
Token: SeIncBasePriorityPrivilege	2308	svchost.exe
Token: 33	2308	svchost.exe
Token: SeIncBasePriorityPrivilege	2308	svchost.exe
Token: 33	2308	svchost.exe
Token: SeIncBasePriorityPrivilege	2308	svchost.exe
Token: 33	2308	svchost.exe
Token: SeIncBasePriorityPrivilege	2308	svchost.exe
Token: 33	2308	svchost.exe
Token: SeIncBasePriorityPrivilege	2308	svchost.exe
Token: 33	2308	svchost.exe
Token: SeIncBasePriorityPrivilege	2308	svchost.exe
Token: 33	2308	svchost.exe
Token: SeIncBasePriorityPrivilege	2308	svchost.exe
Token: 33	2308	svchost.exe
Token: SeIncBasePriorityPrivilege	2308	svchost.exe
Token: 33	2308	svchost.exe
Token: SeIncBasePriorityPrivilege	2308	svchost.exe
Token: 33	2308	svchost.exe
Token: SeIncBasePriorityPrivilege	2308	svchost.exe
Token: 33	2308	svchost.exe
Token: SeIncBasePriorityPrivilege	2308	svchost.exe
Token: 33	2308	svchost.exe
Token: SeIncBasePriorityPrivilege	2308	svchost.exe
Token: 33	2308	svchost.exe
Token: SeIncBasePriorityPrivilege	2308	svchost.exe
Token: 33	2308	svchost.exe
Token: SeIncBasePriorityPrivilege	2308	svchost.exe
Token: 33	2308	svchost.exe
Token: SeIncBasePriorityPrivilege	2308	svchost.exe
Token: 33	2308	svchost.exe
Token: SeIncBasePriorityPrivilege	2308	svchost.exe
Token: 33	2308	svchost.exe
Token: SeIncBasePriorityPrivilege	2308	svchost.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3364 wrote to memory of 2308	3364	JaffaCakes118_60f6807b536b05490c6d8f6a269315b0.exe	82
PID 3364 wrote to memory of 2308	3364	JaffaCakes118_60f6807b536b05490c6d8f6a269315b0.exe	82
PID 3364 wrote to memory of 2308	3364	JaffaCakes118_60f6807b536b05490c6d8f6a269315b0.exe	82
PID 2308 wrote to memory of 4356	2308	svchost.exe	88
PID 2308 wrote to memory of 4356	2308	svchost.exe	88
PID 2308 wrote to memory of 4356	2308	svchost.exe	88

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_60f6807b536b05490c6d8f6a269315b0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_60f6807b536b05490c6d8f6a269315b0.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3364
- C:\Users\Admin\AppData\Roaming\svchost.exe
  "C:\Users\Admin\AppData\Roaming\svchost.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:2308
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\svchost.exe" "svchost.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:4356

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\svchost.exe

Filesize
71KB

MD5
60f6807b536b05490c6d8f6a269315b0

SHA1
cc4d406ef696fdb2039e79cdedd99be61fbe5bfa

SHA256
8fcb9e5189c78b5100eaf2ac0cb8de81a7d3e041eb0d83929b878c33004057d7

SHA512
16ca97c0a1912217455101459a822328f5837559fc845ffcff64fcf4209055a706953745b0c96b7c405824de3a7ab3d240795b174efd5385e48df1a28966fe2c

Download Submit
memory/2308-12-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/2308-14-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/2308-16-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/3364-0-0x0000000074EC2000-0x0000000074EC3000-memory.dmp

Filesize
4KB

Download
memory/3364-1-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/3364-2-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/3364-13-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads