njrat | 1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572

Analysis

max time kernel
149s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
04-12-2024 21:41

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General

Target

1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Size

23KB
MD5

77e598446339dd71842fc4e815e08657
SHA1

d3cafa3ad4fffa97f9c41f7e05385e57a6bd053c
SHA256

1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572
SHA512

e9be715c9eaa1c52c6cd83031a5e58e90ed28acc8b2f06d88dcd10af28942d098e9e783e4f697ea87508099ae7578d06f1cf7b1dd06cffd7b3b27ba1ecae095c
SSDEEP

384:9luBPiZCMfdfSJrQbsLRGSIxYVL46pg/i8BD9BmRvR6JZlbw8hqIusZzZg67b:SOmhtIiRpcnuf0b

Score

10^/10

njrat discovery evasion persistence privilege_escalation trojan

Malware Config

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
2696	netsh.exe

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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\6c26bb082e8cb4ff278e1067d3256202 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe\" .."	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\6c26bb082e8cb4ff278e1067d3256202 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe\" .."	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.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\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	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 37 IoCs

description	pid	Process
Token: SeDebugPrivilege	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: 33	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: SeIncBasePriorityPrivilege	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: 33	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: SeIncBasePriorityPrivilege	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: 33	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: SeIncBasePriorityPrivilege	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: 33	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: SeIncBasePriorityPrivilege	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: 33	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: SeIncBasePriorityPrivilege	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: 33	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: SeIncBasePriorityPrivilege	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: 33	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: SeIncBasePriorityPrivilege	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: 33	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: SeIncBasePriorityPrivilege	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: 33	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: SeIncBasePriorityPrivilege	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: 33	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: SeIncBasePriorityPrivilege	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: 33	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: SeIncBasePriorityPrivilege	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: 33	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: SeIncBasePriorityPrivilege	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: 33	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: SeIncBasePriorityPrivilege	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: 33	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: SeIncBasePriorityPrivilege	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: 33	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: SeIncBasePriorityPrivilege	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: 33	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: SeIncBasePriorityPrivilege	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: 33	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: SeIncBasePriorityPrivilege	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: 33	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
Token: SeIncBasePriorityPrivilege	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 2696	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe	30
PID 2364 wrote to memory of 2696	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe	30
PID 2364 wrote to memory of 2696	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe	30
PID 2364 wrote to memory of 2696	2364	1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe	30

C:\Users\Admin\AppData\Local\Temp\1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe
"C:\Users\Admin\AppData\Local\Temp\1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe" "1bf328416c90441cfbd32c37acb0628235abcfc58a9513e44ae5a65b7a5dd572.exe" ENABLE
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  PID:2696

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 Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2364-0-0x0000000074891000-0x0000000074892000-memory.dmp

Filesize
4KB

Download
memory/2364-2-0x0000000074890000-0x0000000074E3B000-memory.dmp

Filesize
5.7MB

Download
memory/2364-1-0x0000000074890000-0x0000000074E3B000-memory.dmp

Filesize
5.7MB

Download
memory/2364-3-0x0000000074890000-0x0000000074E3B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads