njrat | 78af7f498ca41231b61a56ec5055ebd4c2b9e4f3414887370ebe9381d16886a0

Analysis

max time kernel
149s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
28-10-2024 07:09

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General

Target

7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Size

112KB
MD5

7856ded2aafee86032cf0194ca4b8d53
SHA1

e1a34bd8a6a27c6d85e7d06a35e1d1985a2e038b
SHA256

78af7f498ca41231b61a56ec5055ebd4c2b9e4f3414887370ebe9381d16886a0
SHA512

e9af4b16c89253f1e0eb7714c7d9995fe097c5e9b99e2e7438fc43bef51d16cfcdb7b43abd2386da498924bdc3188b8090930ce9d1ad68ff5efd249b582e3205
SSDEEP

1536:zkVrZUbD7aDX1QCSFhlj+fwMp0WgEsKwP1imkIk74+73rw5e8KRfV38e2YwjfAmQ:zkZCD7yQXifzqDEsK41ia+7UwV5mQ

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

Processes:

netsh.exe

pid	Process
2632	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

Processes:

netsh.exe

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

Processes:

7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exenetsh.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 37 IoCs

Processes:

7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe

description	pid	Process
Token: SeDebugPrivilege	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: 33	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: 33	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: 33	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: 33	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: 33	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: 33	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: 33	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: 33	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: 33	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: 33	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: 33	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: 33	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: 33	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: 33	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: 33	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: 33	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: 33	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: 33	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe

description	pid	Process	procid_target
PID 2200 wrote to memory of 2632	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe	30
PID 2200 wrote to memory of 2632	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe	30
PID 2200 wrote to memory of 2632	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe	30
PID 2200 wrote to memory of 2632	2200	7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2200
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe" "7856ded2aafee86032cf0194ca4b8d53_JaffaCakes118.exe" ENABLE
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  PID:2632

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/2200-0-0x0000000073C0E000-0x0000000073C0F000-memory.dmp

Filesize
4KB

Download
memory/2200-1-0x0000000001230000-0x0000000001254000-memory.dmp

Filesize
144KB

Download
memory/2200-2-0x00000000002B0000-0x00000000002BE000-memory.dmp

Filesize
56KB

Download
memory/2200-3-0x0000000073C00000-0x00000000742EE000-memory.dmp

Filesize
6.9MB

Download
memory/2200-4-0x0000000073C0E000-0x0000000073C0F000-memory.dmp

Filesize
4KB

Download
memory/2200-5-0x0000000073C00000-0x00000000742EE000-memory.dmp

Filesize
6.9MB

Download