njrat | 7cd2a6e49db953a85272081f68ed2fb26dcba2e1e4e23c667834698efd837d33

Analysis

max time kernel
150s
max time network
147s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
29-01-2025 15:06

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General

Target

e8fc3de9676ab8497431ef07b81b79f8.exe
Size

292KB
MD5

e8fc3de9676ab8497431ef07b81b79f8
SHA1

35dc1c30457357de4791ab34ac9a05313a883aa2
SHA256

7cd2a6e49db953a85272081f68ed2fb26dcba2e1e4e23c667834698efd837d33
SHA512

26242df26b55a62ca95e5d6cef9043ede595986fb7bf4eb0ca3b79776b3d5a3e44959d844b33f0b6dfc3374b30f3cc823fda6a45bc66b39a414a105193c23bad
SSDEEP

6144:IFmHGc98/zJ4I2K+qq74QJzAuN2WTf1Iv2N:IFmHGc98VF1q0QJz7NdOI

Score

10^/10

njrat vip@2025 defense_evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

VIP@2025

volkatv500.sytes.net:999

Mutex

96801fb0ab05f61df158b5857cd5944d

Attributes

reg_key
96801fb0ab05f61df158b5857cd5944d
splitter
|'|'|

Signatures

Njrat family
njrat
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2884	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\96801fb0ab05f61df158b5857cd5944d.exe	winhelpe.bat
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\96801fb0ab05f61df158b5857cd5944d.exe	winhelpe.bat

Executes dropped EXE 1 IoCs

pid	Process
2972	winhelpe.bat

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\96801fb0ab05f61df158b5857cd5944d = "\"C:\\Users\\Admin\\AppData\\Roaming\\winhelpe.bat\" .."	winhelpe.bat
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\96801fb0ab05f61df158b5857cd5944d = "\"C:\\Users\\Admin\\AppData\\Roaming\\winhelpe.bat\" .."	winhelpe.bat

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\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 36 IoCs

description	pid	Process
Token: SeDebugPrivilege	2548	e8fc3de9676ab8497431ef07b81b79f8.exe
Token: 33	2548	e8fc3de9676ab8497431ef07b81b79f8.exe
Token: SeIncBasePriorityPrivilege	2548	e8fc3de9676ab8497431ef07b81b79f8.exe
Token: SeDebugPrivilege	2972	winhelpe.bat
Token: 33	2972	winhelpe.bat
Token: SeIncBasePriorityPrivilege	2972	winhelpe.bat
Token: 33	2972	winhelpe.bat
Token: SeIncBasePriorityPrivilege	2972	winhelpe.bat
Token: 33	2972	winhelpe.bat
Token: SeIncBasePriorityPrivilege	2972	winhelpe.bat
Token: 33	2972	winhelpe.bat
Token: SeIncBasePriorityPrivilege	2972	winhelpe.bat
Token: 33	2972	winhelpe.bat
Token: SeIncBasePriorityPrivilege	2972	winhelpe.bat
Token: 33	2972	winhelpe.bat
Token: SeIncBasePriorityPrivilege	2972	winhelpe.bat
Token: 33	2972	winhelpe.bat
Token: SeIncBasePriorityPrivilege	2972	winhelpe.bat
Token: 33	2972	winhelpe.bat
Token: SeIncBasePriorityPrivilege	2972	winhelpe.bat
Token: 33	2972	winhelpe.bat
Token: SeIncBasePriorityPrivilege	2972	winhelpe.bat
Token: 33	2972	winhelpe.bat
Token: SeIncBasePriorityPrivilege	2972	winhelpe.bat
Token: 33	2972	winhelpe.bat
Token: SeIncBasePriorityPrivilege	2972	winhelpe.bat
Token: 33	2972	winhelpe.bat
Token: SeIncBasePriorityPrivilege	2972	winhelpe.bat
Token: 33	2972	winhelpe.bat
Token: SeIncBasePriorityPrivilege	2972	winhelpe.bat
Token: 33	2972	winhelpe.bat
Token: SeIncBasePriorityPrivilege	2972	winhelpe.bat
Token: 33	2972	winhelpe.bat
Token: SeIncBasePriorityPrivilege	2972	winhelpe.bat
Token: 33	2972	winhelpe.bat
Token: SeIncBasePriorityPrivilege	2972	winhelpe.bat

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 2972	2548	e8fc3de9676ab8497431ef07b81b79f8.exe	30
PID 2548 wrote to memory of 2972	2548	e8fc3de9676ab8497431ef07b81b79f8.exe	30
PID 2548 wrote to memory of 2972	2548	e8fc3de9676ab8497431ef07b81b79f8.exe	30
PID 2972 wrote to memory of 2884	2972	winhelpe.bat	31
PID 2972 wrote to memory of 2884	2972	winhelpe.bat	31
PID 2972 wrote to memory of 2884	2972	winhelpe.bat	31

C:\Users\Admin\AppData\Local\Temp\e8fc3de9676ab8497431ef07b81b79f8.exe
"C:\Users\Admin\AppData\Local\Temp\e8fc3de9676ab8497431ef07b81b79f8.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2548
- C:\Users\Admin\AppData\Roaming\winhelpe.bat
  "C:\Users\Admin\AppData\Roaming\winhelpe.bat"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2972
- - C:\Windows\system32\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\winhelpe.bat" "winhelpe.bat" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:2884

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\winhelpe.bat

Filesize
292KB

MD5
e8fc3de9676ab8497431ef07b81b79f8

SHA1
35dc1c30457357de4791ab34ac9a05313a883aa2

SHA256
7cd2a6e49db953a85272081f68ed2fb26dcba2e1e4e23c667834698efd837d33

SHA512
26242df26b55a62ca95e5d6cef9043ede595986fb7bf4eb0ca3b79776b3d5a3e44959d844b33f0b6dfc3374b30f3cc823fda6a45bc66b39a414a105193c23bad

Download Submit
memory/2548-14-0x000007FEF6180000-0x000007FEF6B1D000-memory.dmp

Filesize
9.6MB

Download
memory/2548-0-0x000007FEF643E000-0x000007FEF643F000-memory.dmp

Filesize
4KB

Download
memory/2548-3-0x000007FEF6180000-0x000007FEF6B1D000-memory.dmp

Filesize
9.6MB

Download
memory/2548-4-0x000007FEF6180000-0x000007FEF6B1D000-memory.dmp

Filesize
9.6MB

Download
memory/2548-5-0x00000000005A0000-0x00000000005AA000-memory.dmp

Filesize
40KB

Download
memory/2548-6-0x000007FEF6180000-0x000007FEF6B1D000-memory.dmp

Filesize
9.6MB

Download
memory/2548-7-0x000007FEF6180000-0x000007FEF6B1D000-memory.dmp

Filesize
9.6MB

Download
memory/2548-15-0x000007FEF6180000-0x000007FEF6B1D000-memory.dmp

Filesize
9.6MB

Download
memory/2548-1-0x000007FEF6180000-0x000007FEF6B1D000-memory.dmp

Filesize
9.6MB

Download
memory/2548-2-0x000007FEF6180000-0x000007FEF6B1D000-memory.dmp

Filesize
9.6MB

Download
memory/2548-8-0x000007FEF643E000-0x000007FEF643F000-memory.dmp

Filesize
4KB

Download
memory/2972-23-0x000007FEF6180000-0x000007FEF6B1D000-memory.dmp

Filesize
9.6MB

Download
memory/2972-17-0x000007FEF6180000-0x000007FEF6B1D000-memory.dmp

Filesize
9.6MB

Download
memory/2972-18-0x000007FEF6180000-0x000007FEF6B1D000-memory.dmp

Filesize
9.6MB

Download
memory/2972-19-0x000007FEF6180000-0x000007FEF6B1D000-memory.dmp

Filesize
9.6MB

Download
memory/2972-20-0x000007FEF6180000-0x000007FEF6B1D000-memory.dmp

Filesize
9.6MB

Download
memory/2972-22-0x000007FEF6180000-0x000007FEF6B1D000-memory.dmp

Filesize
9.6MB

Download
memory/2972-16-0x000007FEF6180000-0x000007FEF6B1D000-memory.dmp

Filesize
9.6MB

Download
memory/2972-24-0x000007FEF6180000-0x000007FEF6B1D000-memory.dmp

Filesize
9.6MB

Download
memory/2972-25-0x000007FEF6180000-0x000007FEF6B1D000-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