njrat | bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5

Analysis

max time kernel
149s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
14-01-2025 07:51

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General

Target

bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Size

126KB
MD5

94b772b40b8c5f50bb79b5c6dffec717
SHA1

926e3cc4b931413c65b45566dd33321ec0927b5e
SHA256

bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5
SHA512

b7e101959eb9c8185ab510d68f9189da6164c0d5b4ff44c1ccbfc95b2f923eb26c2811669b9e2d1c1b250e624877cfd357c5ebcf40fb6b722116fa34a58d5e3a
SSDEEP

3072:vuLnX/KXM/G14oxZKWcvu/jcAWgI3bUbn0K:va/8MxQKWc27c7Gn

Score

10^/10

njrat test evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

Test

127.0.0.1:1616

Mutex

e34861c344caaad773c61f8376b103c3

Attributes

reg_key
e34861c344caaad773c61f8376b103c3
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
1936	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\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

Suspicious use of AdjustPrivilegeToken 37 IoCs

description	pid	Process
Token: SeDebugPrivilege	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: 33	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: SeIncBasePriorityPrivilege	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: 33	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: SeIncBasePriorityPrivilege	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: 33	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: SeIncBasePriorityPrivilege	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: 33	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: SeIncBasePriorityPrivilege	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: 33	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: SeIncBasePriorityPrivilege	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: 33	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: SeIncBasePriorityPrivilege	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: 33	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: SeIncBasePriorityPrivilege	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: 33	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: SeIncBasePriorityPrivilege	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: 33	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: SeIncBasePriorityPrivilege	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: 33	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: SeIncBasePriorityPrivilege	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: 33	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: SeIncBasePriorityPrivilege	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: 33	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: SeIncBasePriorityPrivilege	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: 33	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: SeIncBasePriorityPrivilege	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: 33	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: SeIncBasePriorityPrivilege	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: 33	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: SeIncBasePriorityPrivilege	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: 33	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: SeIncBasePriorityPrivilege	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: 33	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: SeIncBasePriorityPrivilege	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: 33	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
Token: SeIncBasePriorityPrivilege	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 1936	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe	31
PID 2396 wrote to memory of 1936	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe	31
PID 2396 wrote to memory of 1936	2396	bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe	31

C:\Users\Admin\AppData\Local\Temp\bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
"C:\Users\Admin\AppData\Local\Temp\bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Windows\system32\netsh.exe
  netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe" "bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe" ENABLE
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:1936

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2396-0-0x000007FEF617E000-0x000007FEF617F000-memory.dmp

Filesize
4KB

Download
memory/2396-1-0x00000000005A0000-0x00000000005AC000-memory.dmp

Filesize
48KB

Download
memory/2396-2-0x000007FEF5EC0000-0x000007FEF685D000-memory.dmp

Filesize
9.6MB

Download
memory/2396-3-0x000007FEF5EC0000-0x000007FEF685D000-memory.dmp

Filesize
9.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads