Analysis
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max time kernel
147s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
31-08-2024 15:01
Static task
static1
Behavioral task
behavioral1
Sample
9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe
Resource
win10v2004-20240802-en
General
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Target
9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe
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Size
14.2MB
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MD5
80886a1c834f57b2fb57d166d1b31430
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SHA1
fe991ee5b5ee0678b4be9bfbbe6bded33041dd2b
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SHA256
9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009
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SHA512
4e74a405389201795953be1a2dd8ce399891060da079bd52d23eb7c1340b12b9c49385c4ee0866090558a41548f9383060d4891ef1b8a9b90a98e9e0e8b783dc
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SSDEEP
6144:OM0Em6Qk5N3Sccccccccccccccccccccccccccccccccccccccccccccccccccc3:IEma
Malware Config
Extracted
tofsee
43.231.4.7
lazystax.ru
Signatures
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Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 4460 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
Processes:
svchost.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\eadtdto\ImagePath = "C:\\Windows\\SysWOW64\\eadtdto\\onzvakuh.exe" svchost.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe -
Deletes itself 1 IoCs
Processes:
svchost.exepid process 376 svchost.exe -
Executes dropped EXE 1 IoCs
Processes:
onzvakuh.exepid process 536 onzvakuh.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
onzvakuh.exedescription pid process target process PID 536 set thread context of 376 536 onzvakuh.exe svchost.exe -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exesc.exesc.exepid process 4412 sc.exe 1064 sc.exe 400 sc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
Processes:
netsh.exedescription 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 9 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
cmd.execmd.exesc.exesc.exesvchost.exe9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exeonzvakuh.exenetsh.exesc.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language onzvakuh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exeonzvakuh.exedescription pid process target process PID 4588 wrote to memory of 1300 4588 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe cmd.exe PID 4588 wrote to memory of 1300 4588 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe cmd.exe PID 4588 wrote to memory of 1300 4588 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe cmd.exe PID 4588 wrote to memory of 3476 4588 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe cmd.exe PID 4588 wrote to memory of 3476 4588 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe cmd.exe PID 4588 wrote to memory of 3476 4588 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe cmd.exe PID 4588 wrote to memory of 4412 4588 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe sc.exe PID 4588 wrote to memory of 4412 4588 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe sc.exe PID 4588 wrote to memory of 4412 4588 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe sc.exe PID 4588 wrote to memory of 1064 4588 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe sc.exe PID 4588 wrote to memory of 1064 4588 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe sc.exe PID 4588 wrote to memory of 1064 4588 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe sc.exe PID 4588 wrote to memory of 400 4588 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe sc.exe PID 4588 wrote to memory of 400 4588 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe sc.exe PID 4588 wrote to memory of 400 4588 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe sc.exe PID 536 wrote to memory of 376 536 onzvakuh.exe svchost.exe PID 536 wrote to memory of 376 536 onzvakuh.exe svchost.exe PID 536 wrote to memory of 376 536 onzvakuh.exe svchost.exe PID 536 wrote to memory of 376 536 onzvakuh.exe svchost.exe PID 536 wrote to memory of 376 536 onzvakuh.exe svchost.exe PID 4588 wrote to memory of 4460 4588 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe netsh.exe PID 4588 wrote to memory of 4460 4588 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe netsh.exe PID 4588 wrote to memory of 4460 4588 9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe"C:\Users\Admin\AppData\Local\Temp\9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4588 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\eadtdto\2⤵
- System Location Discovery: System Language Discovery
PID:1300 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\onzvakuh.exe" C:\Windows\SysWOW64\eadtdto\2⤵
- System Location Discovery: System Language Discovery
PID:3476 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create eadtdto binPath= "C:\Windows\SysWOW64\eadtdto\onzvakuh.exe /d\"C:\Users\Admin\AppData\Local\Temp\9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:4412 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description eadtdto "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:1064 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start eadtdto2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:400 -
C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:4460
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C:\Windows\SysWOW64\eadtdto\onzvakuh.exeC:\Windows\SysWOW64\eadtdto\onzvakuh.exe /d"C:\Users\Admin\AppData\Local\Temp\9a6b44b5b8536a0cc1a4f7f996ca0ccf0524c591b382a0c1e6be630d172ad009.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:536 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:376
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
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Downloads
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Filesize
12.2MB
MD5d1f2660c617b872f3d480a51c7953b15
SHA1d90241b9c28b16cd33173b007a8a0639e4f1d10d
SHA2565c29e816dfd3658463472ee4b25879018f36a275d55d16fd755ba5a9c5895c15
SHA5128d9a135db48bace1905065074c4e33967400e4e88a20297902c3481ce2702284d6ffb9911e30584e5096eb6cef358660b711d6ecf5303d40723fbc6102c3ea87