njrat | ccaa9f9e4a61111b9814917dcb9703768743dffc8faec938bc480c7b091c33dc

Analysis

max time kernel
150s
max time network
138s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
18/11/2024, 04:41

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General

Target
22c54abbde95e1f240a8a65343e6faa9.exe
Size 31KB
Sample241118-fa359aykd1
SHA256 ccaa9f9e4a61111b9814917dcb9703768743dffc8faec938bc480c7b091c33dc
MD5 22c54abbde95e1f240a8a65343e6faa9
SHA1 8f6727a8ea3977e1f5fbea78c1390d6cc8a1b36a
SHA512 86ab53c341cc671e6b8d57bcb12a1f4337e6d36f5586480ec4a90234d73780626020582ea72c9a381392d0f54d6fa9a0f03b0f3d83b32c97c227899e9f40e171
SSDEEP 768:8J8R5d5rLmzxBuJRSae8H5LPvyQQmIDUu0tiroj:DvKmpj3QVktj
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

njrat mpg discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

49.228.131.165:2422

Mutex

fa6b40864b6c109adbc85023cd1f59d2

Attributes

reg_key
fa6b40864b6c109adbc85023cd1f59d2
splitter
Y262SUCZ4UJJ

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
2376	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 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	22c54abbde95e1f240a8a65343e6faa9.exe

Suspicious use of AdjustPrivilegeToken 37 IoCs

description	pid	Process
Token: SeDebugPrivilege	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: 33	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: SeIncBasePriorityPrivilege	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: 33	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: SeIncBasePriorityPrivilege	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: 33	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: SeIncBasePriorityPrivilege	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: 33	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: SeIncBasePriorityPrivilege	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: 33	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: SeIncBasePriorityPrivilege	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: 33	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: SeIncBasePriorityPrivilege	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: 33	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: SeIncBasePriorityPrivilege	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: 33	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: SeIncBasePriorityPrivilege	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: 33	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: SeIncBasePriorityPrivilege	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: 33	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: SeIncBasePriorityPrivilege	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: 33	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: SeIncBasePriorityPrivilege	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: 33	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: SeIncBasePriorityPrivilege	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: 33	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: SeIncBasePriorityPrivilege	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: 33	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: SeIncBasePriorityPrivilege	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: 33	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: SeIncBasePriorityPrivilege	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: 33	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: SeIncBasePriorityPrivilege	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: 33	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: SeIncBasePriorityPrivilege	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: 33	2096	22c54abbde95e1f240a8a65343e6faa9.exe
Token: SeIncBasePriorityPrivilege	2096	22c54abbde95e1f240a8a65343e6faa9.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 2376	2096	22c54abbde95e1f240a8a65343e6faa9.exe	31
PID 2096 wrote to memory of 2376	2096	22c54abbde95e1f240a8a65343e6faa9.exe	31
PID 2096 wrote to memory of 2376	2096	22c54abbde95e1f240a8a65343e6faa9.exe	31
PID 2096 wrote to memory of 2376	2096	22c54abbde95e1f240a8a65343e6faa9.exe	31

C:\Users\Admin\AppData\Local\Temp\22c54abbde95e1f240a8a65343e6faa9.exe
"C:\Users\Admin\AppData\Local\Temp\22c54abbde95e1f240a8a65343e6faa9.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\22c54abbde95e1f240a8a65343e6faa9.exe" "22c54abbde95e1f240a8a65343e6faa9.exe" ENABLE
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  PID:2376

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/2096-0-0x000000007423E000-0x000000007423F000-memory.dmp

Download

memory/2096-1-0x0000000000970000-0x000000000097E000-memory.dmp

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memory/2096-2-0x0000000074230000-0x000000007491E000-memory.dmp

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memory/2096-3-0x000000007423E000-0x000000007423F000-memory.dmp

Download

memory/2096-4-0x0000000074230000-0x000000007491E000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads