njrat | 521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5

Analysis

max time kernel
149s
max time network
147s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-09-2024 13:52

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General

Target

521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Size

23KB
MD5

87344d8e93251fcf1055283c1b0192c5
SHA1

9d06409599e298bef15469bc50ccf7a1b51b63fb
SHA256

521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5
SHA512

c9b185aa25a271d4b3379020ffe2014acdee3949a15122fd3e0eb9f1abe758b880ded21f2c26584e4f39a142359707d4ddff77c14e64bf158bfa772e494172e8
SSDEEP

384:0sqS+ER6vRKXGYKRWVSujUtX9w6Dglo61Z5D8mRvR6JZlbw8hqIusZzZzl:bf65K2Yf1jlRpcnu+

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
1664	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	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 37 IoCs

description	pid	Process
Token: SeDebugPrivilege	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: 33	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: SeIncBasePriorityPrivilege	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: 33	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: SeIncBasePriorityPrivilege	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: 33	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: SeIncBasePriorityPrivilege	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: 33	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: SeIncBasePriorityPrivilege	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: 33	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: SeIncBasePriorityPrivilege	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: 33	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: SeIncBasePriorityPrivilege	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: 33	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: SeIncBasePriorityPrivilege	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: 33	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: SeIncBasePriorityPrivilege	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: 33	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: SeIncBasePriorityPrivilege	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: 33	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: SeIncBasePriorityPrivilege	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: 33	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: SeIncBasePriorityPrivilege	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: 33	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: SeIncBasePriorityPrivilege	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: 33	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: SeIncBasePriorityPrivilege	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: 33	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: SeIncBasePriorityPrivilege	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: 33	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: SeIncBasePriorityPrivilege	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: 33	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: SeIncBasePriorityPrivilege	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: 33	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: SeIncBasePriorityPrivilege	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: 33	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
Token: SeIncBasePriorityPrivilege	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 1664	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe	31
PID 1628 wrote to memory of 1664	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe	31
PID 1628 wrote to memory of 1664	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe	31
PID 1628 wrote to memory of 1664	1628	521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe	31

C:\Users\Admin\AppData\Local\Temp\521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe
"C:\Users\Admin\AppData\Local\Temp\521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe" "521a9733212dcb2f2e9345cc722bfb06ba823f34fc35b2264b7fc4f48397ecb5.exe" ENABLE
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  PID:1664

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/1628-0-0x0000000074381000-0x0000000074382000-memory.dmp

Filesize
4KB

Download
memory/1628-1-0x0000000074380000-0x000000007492B000-memory.dmp

Filesize
5.7MB

Download
memory/1628-2-0x0000000074380000-0x000000007492B000-memory.dmp

Filesize
5.7MB

Download
memory/1628-3-0x0000000074380000-0x000000007492B000-memory.dmp

Filesize
5.7MB

Download
memory/1628-4-0x0000000074380000-0x000000007492B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads