njrat | f3fc78922144112105dd5b0bd4acd45d8723662e1960a14cf976edafa5cfbd7c

Analysis

max time kernel
149s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
06-09-2024 12:21

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General

Target

cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Size

31KB
MD5

cf856b0a8e9f53a5e94eb2c87865b61e
SHA1

6278a094d00c2fc2a11d7064881789635b29fe64
SHA256

f3fc78922144112105dd5b0bd4acd45d8723662e1960a14cf976edafa5cfbd7c
SHA512

a813a28f195ea32003a3b23289dbf6cba44d4fb9d2700415155b2f42dcb0469d5ffda85047502b465592a87d28a2b0c7fb1ee9eefd2b97e85c35325342d19aae
SSDEEP

768:fSs2ZOVvZVYzxDCPIAT+vCQEpvywHQmIDUu0ti1Hj:4+6qJQ6DQVkEj

Score

10^/10

njrat discovery evasion persistence privilege_escalation trojan

Malware Config

Signatures

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
1688	netsh.exe

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 2 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	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 37 IoCs

description	pid	Process
Token: SeDebugPrivilege	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: 33	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: 33	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: 33	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: 33	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: 33	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: 33	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: 33	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: 33	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: 33	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: 33	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: 33	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: 33	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: 33	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: 33	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: 33	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: 33	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: 33	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: 33	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2740 wrote to memory of 1688	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe	30
PID 2740 wrote to memory of 1688	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe	30
PID 2740 wrote to memory of 1688	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe	30
PID 2740 wrote to memory of 1688	2740	cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2740
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe" "cf856b0a8e9f53a5e94eb2c87865b61e_JaffaCakes118.exe" ENABLE
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  PID:1688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

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

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2740-0-0x0000000074BC1000-0x0000000074BC2000-memory.dmp

Filesize
4KB

Download
memory/2740-2-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download
memory/2740-1-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download
memory/2740-3-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads