njrat | f7bcb2b497f29e8403ab3766cf2f5d1421fb291e9216c69761938772a76368d6

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-10-2024 01:34

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General

Target

4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Size

31KB
MD5

8a40b60f37d095570a50f5edf2680d48
SHA1

c29668edffbfa0e444ad56fbd5bc71d3aa81281e
SHA256

4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3
SHA512

4c61b139630082394d2c9db2b2e7e651b3dac083345044e42cfa15abd4e690a1aabe7961ecbe9453b3b0cf1ad2b5811a2af7d22de6c49d91f8acb768271a9686
SSDEEP

768:AjMXjwpJbb2zxxO56eqvPisfv8yQmIDUu0ti9Cj:XkKdisvQVkVj

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
1780	netsh.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs

Web Service

T1102

flow	ioc
109	0.tcp.eu.ngrok.io
22	0.tcp.eu.ngrok.io
61	0.tcp.eu.ngrok.io

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	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: 33	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: SeIncBasePriorityPrivilege	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: 33	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: SeIncBasePriorityPrivilege	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: 33	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: SeIncBasePriorityPrivilege	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: 33	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: SeIncBasePriorityPrivilege	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: 33	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: SeIncBasePriorityPrivilege	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: 33	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: SeIncBasePriorityPrivilege	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: 33	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: SeIncBasePriorityPrivilege	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: 33	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: SeIncBasePriorityPrivilege	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: 33	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: SeIncBasePriorityPrivilege	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: 33	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: SeIncBasePriorityPrivilege	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: 33	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: SeIncBasePriorityPrivilege	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: 33	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: SeIncBasePriorityPrivilege	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: 33	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: SeIncBasePriorityPrivilege	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: 33	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: SeIncBasePriorityPrivilege	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: 33	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: SeIncBasePriorityPrivilege	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: 33	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: SeIncBasePriorityPrivilege	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: 33	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
Token: SeIncBasePriorityPrivilege	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3404 wrote to memory of 1780	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe	91
PID 3404 wrote to memory of 1780	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe	91
PID 3404 wrote to memory of 1780	3404	4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe	91

C:\Users\Admin\AppData\Local\Temp\4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe
"C:\Users\Admin\AppData\Local\Temp\4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3404
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe" "4c64981ad17309e21b795b0af8fc4174d4ebeaca4129ab73b50a37b96066daa3.exe" ENABLE
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  PID:1780

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

Web Service

T1102

Exfiltration

Impact

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Downloads

memory/3404-0-0x0000000074EA2000-0x0000000074EA3000-memory.dmp

Filesize
4KB

Download
memory/3404-1-0x0000000074EA0000-0x0000000075451000-memory.dmp

Filesize
5.7MB

Download
memory/3404-2-0x0000000074EA0000-0x0000000075451000-memory.dmp

Filesize
5.7MB

Download
memory/3404-3-0x0000000074EA2000-0x0000000074EA3000-memory.dmp

Filesize
4KB

Download
memory/3404-4-0x0000000074EA0000-0x0000000075451000-memory.dmp

Filesize
5.7MB

Download
memory/3404-5-0x0000000074EA0000-0x0000000075451000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads