Analysis
-
max time kernel
119s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
20-01-2025 22:08
Behavioral task
behavioral1
Sample
f52d27bb4107f3458817f045ccb5e0f8c055db0f4b438c6755bcdd454485ae90N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
f52d27bb4107f3458817f045ccb5e0f8c055db0f4b438c6755bcdd454485ae90N.exe
Resource
win10v2004-20241007-en
General
-
Target
f52d27bb4107f3458817f045ccb5e0f8c055db0f4b438c6755bcdd454485ae90N.exe
-
Size
23KB
-
MD5
02461793122f82566881802dc6612950
-
SHA1
77e7337c7471ee341389c6b0dfe49b22540da930
-
SHA256
f52d27bb4107f3458817f045ccb5e0f8c055db0f4b438c6755bcdd454485ae90
-
SHA512
37631068d2e7cdb12ad0adb0af50ad19f3a4532bc508299342612c661b86ba9abbf82a2880f216045f6417e9ea5931a25350d80d6b7280b35bd8e9a30c0c3453
-
SSDEEP
384:PluBPiZCMfdfSJrQbsLRGSIxYVL46pg/i8BD9BmRvR6JZlbw8hqIusZzZ9XI:4OmhtIiRpcnu1
Malware Config
Extracted
njrat
0.7d
Lammer
ie-serving.gl.at.ply.gg:18976
d386661cfe8f30c3a692533641b57806
-
reg_key
d386661cfe8f30c3a692533641b57806
-
splitter
|'|'|
Signatures
-
Njrat family
-
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3016 netsh.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\d386661cfe8f30c3a692533641b57806.exe explore.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\d386661cfe8f30c3a692533641b57806.exe explore.exe -
Executes dropped EXE 1 IoCs
pid Process 1984 explore.exe -
Loads dropped DLL 1 IoCs
pid Process 2368 f52d27bb4107f3458817f045ccb5e0f8c055db0f4b438c6755bcdd454485ae90N.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\d386661cfe8f30c3a692533641b57806 = "\"C:\\Users\\Admin\\AppData\\Roaming\\explore.exe\" .." explore.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\d386661cfe8f30c3a692533641b57806 = "\"C:\\Users\\Admin\\AppData\\Roaming\\explore.exe\" .." explore.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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.
description ioc Process Key queried \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f52d27bb4107f3458817f045ccb5e0f8c055db0f4b438c6755bcdd454485ae90N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explore.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
Suspicious use of AdjustPrivilegeToken 27 IoCs
description pid Process Token: SeDebugPrivilege 1984 explore.exe Token: 33 1984 explore.exe Token: SeIncBasePriorityPrivilege 1984 explore.exe Token: 33 1984 explore.exe Token: SeIncBasePriorityPrivilege 1984 explore.exe Token: 33 1984 explore.exe Token: SeIncBasePriorityPrivilege 1984 explore.exe Token: 33 1984 explore.exe Token: SeIncBasePriorityPrivilege 1984 explore.exe Token: 33 1984 explore.exe Token: SeIncBasePriorityPrivilege 1984 explore.exe Token: 33 1984 explore.exe Token: SeIncBasePriorityPrivilege 1984 explore.exe Token: 33 1984 explore.exe Token: SeIncBasePriorityPrivilege 1984 explore.exe Token: 33 1984 explore.exe Token: SeIncBasePriorityPrivilege 1984 explore.exe Token: 33 1984 explore.exe Token: SeIncBasePriorityPrivilege 1984 explore.exe Token: 33 1984 explore.exe Token: SeIncBasePriorityPrivilege 1984 explore.exe Token: 33 1984 explore.exe Token: SeIncBasePriorityPrivilege 1984 explore.exe Token: 33 1984 explore.exe Token: SeIncBasePriorityPrivilege 1984 explore.exe Token: 33 1984 explore.exe Token: SeIncBasePriorityPrivilege 1984 explore.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2368 wrote to memory of 1984 2368 f52d27bb4107f3458817f045ccb5e0f8c055db0f4b438c6755bcdd454485ae90N.exe 30 PID 2368 wrote to memory of 1984 2368 f52d27bb4107f3458817f045ccb5e0f8c055db0f4b438c6755bcdd454485ae90N.exe 30 PID 2368 wrote to memory of 1984 2368 f52d27bb4107f3458817f045ccb5e0f8c055db0f4b438c6755bcdd454485ae90N.exe 30 PID 2368 wrote to memory of 1984 2368 f52d27bb4107f3458817f045ccb5e0f8c055db0f4b438c6755bcdd454485ae90N.exe 30 PID 1984 wrote to memory of 3016 1984 explore.exe 31 PID 1984 wrote to memory of 3016 1984 explore.exe 31 PID 1984 wrote to memory of 3016 1984 explore.exe 31 PID 1984 wrote to memory of 3016 1984 explore.exe 31
Processes
-
C:\Users\Admin\AppData\Local\Temp\f52d27bb4107f3458817f045ccb5e0f8c055db0f4b438c6755bcdd454485ae90N.exe"C:\Users\Admin\AppData\Local\Temp\f52d27bb4107f3458817f045ccb5e0f8c055db0f4b438c6755bcdd454485ae90N.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2368 -
C:\Users\Admin\AppData\Roaming\explore.exe"C:\Users\Admin\AppData\Roaming\explore.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1984 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\explore.exe" "explore.exe" ENABLE3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:3016
-
-
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
23KB
MD502461793122f82566881802dc6612950
SHA177e7337c7471ee341389c6b0dfe49b22540da930
SHA256f52d27bb4107f3458817f045ccb5e0f8c055db0f4b438c6755bcdd454485ae90
SHA51237631068d2e7cdb12ad0adb0af50ad19f3a4532bc508299342612c661b86ba9abbf82a2880f216045f6417e9ea5931a25350d80d6b7280b35bd8e9a30c0c3453