Analysis
-
max time kernel
119s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-10-2024 00:22
Static task
static1
Behavioral task
behavioral1
Sample
3da195f8e501a09d53237e696d709622b284238eac6ba610573f0a0f0097de16N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
3da195f8e501a09d53237e696d709622b284238eac6ba610573f0a0f0097de16N.exe
Resource
win10v2004-20241007-en
General
-
Target
3da195f8e501a09d53237e696d709622b284238eac6ba610573f0a0f0097de16N.exe
-
Size
95KB
-
MD5
dfefe9c586e09c7dbc2a49e4fc5e0a10
-
SHA1
e328f488933b8f5e14b6c2805a20705956fd80ce
-
SHA256
3da195f8e501a09d53237e696d709622b284238eac6ba610573f0a0f0097de16
-
SHA512
ec08cff65f65ceee0d5b17592fa7e6fb3dabc104b39be53f45dee4811854eeeed2d9e07ecd666b05ca1cccdaa2f36f8e42426103398a2590ee86f7907bbf257c
-
SSDEEP
1536:EiitgtfFC6CQwkSD2cIDpxxHQbaXq6jwi4kkx49hQmvz:Eiitg3/CQwNnExxH2MvjwitZz
Malware Config
Extracted
njrat
0.7d
HacKed
emad1987.myq-see.com:3973
45199fb7bada9d81f231ad9d1d9c9673
-
reg_key
45199fb7bada9d81f231ad9d1d9c9673
-
splitter
|'|'|
Signatures
-
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4120 netsh.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation 3da195f8e501a09d53237e696d709622b284238eac6ba610573f0a0f0097de16N.exe -
Executes dropped EXE 1 IoCs
pid Process 2172 server.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\45199fb7bada9d81f231ad9d1d9c9673 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." server.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\45199fb7bada9d81f231ad9d1d9c9673 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." server.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 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 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 3da195f8e501a09d53237e696d709622b284238eac6ba610573f0a0f0097de16N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language server.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
Suspicious use of AdjustPrivilegeToken 27 IoCs
description pid Process Token: SeDebugPrivilege 2172 server.exe Token: 33 2172 server.exe Token: SeIncBasePriorityPrivilege 2172 server.exe Token: 33 2172 server.exe Token: SeIncBasePriorityPrivilege 2172 server.exe Token: 33 2172 server.exe Token: SeIncBasePriorityPrivilege 2172 server.exe Token: 33 2172 server.exe Token: SeIncBasePriorityPrivilege 2172 server.exe Token: 33 2172 server.exe Token: SeIncBasePriorityPrivilege 2172 server.exe Token: 33 2172 server.exe Token: SeIncBasePriorityPrivilege 2172 server.exe Token: 33 2172 server.exe Token: SeIncBasePriorityPrivilege 2172 server.exe Token: 33 2172 server.exe Token: SeIncBasePriorityPrivilege 2172 server.exe Token: 33 2172 server.exe Token: SeIncBasePriorityPrivilege 2172 server.exe Token: 33 2172 server.exe Token: SeIncBasePriorityPrivilege 2172 server.exe Token: 33 2172 server.exe Token: SeIncBasePriorityPrivilege 2172 server.exe Token: 33 2172 server.exe Token: SeIncBasePriorityPrivilege 2172 server.exe Token: 33 2172 server.exe Token: SeIncBasePriorityPrivilege 2172 server.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2364 wrote to memory of 2172 2364 3da195f8e501a09d53237e696d709622b284238eac6ba610573f0a0f0097de16N.exe 92 PID 2364 wrote to memory of 2172 2364 3da195f8e501a09d53237e696d709622b284238eac6ba610573f0a0f0097de16N.exe 92 PID 2364 wrote to memory of 2172 2364 3da195f8e501a09d53237e696d709622b284238eac6ba610573f0a0f0097de16N.exe 92 PID 2172 wrote to memory of 4120 2172 server.exe 95 PID 2172 wrote to memory of 4120 2172 server.exe 95 PID 2172 wrote to memory of 4120 2172 server.exe 95
Processes
-
C:\Users\Admin\AppData\Local\Temp\3da195f8e501a09d53237e696d709622b284238eac6ba610573f0a0f0097de16N.exe"C:\Users\Admin\AppData\Local\Temp\3da195f8e501a09d53237e696d709622b284238eac6ba610573f0a0f0097de16N.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2364 -
C:\Users\Admin\AppData\Local\Temp\server.exe"C:\Users\Admin\AppData\Local\Temp\server.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2172 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:4120
-
-
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
95KB
MD5dfefe9c586e09c7dbc2a49e4fc5e0a10
SHA1e328f488933b8f5e14b6c2805a20705956fd80ce
SHA2563da195f8e501a09d53237e696d709622b284238eac6ba610573f0a0f0097de16
SHA512ec08cff65f65ceee0d5b17592fa7e6fb3dabc104b39be53f45dee4811854eeeed2d9e07ecd666b05ca1cccdaa2f36f8e42426103398a2590ee86f7907bbf257c