Analysis
-
max time kernel
147s -
max time network
151s -
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 01:22
Static task
static1
Behavioral task
behavioral1
Sample
94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe
Resource
win10v2004-20240802-en
General
-
Target
94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe
-
Size
10.9MB
-
MD5
5b71eafbe78dfb0cfe34d51e78f4b646
-
SHA1
4704183ac76b4dfcf6cb8f7f17ec383846ac0b5b
-
SHA256
94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32
-
SHA512
c676de991a00ea0c3279bc1a6cdd7a22f84f1ebdd94106b6eac535f1669faf268f291a77c05d814bc7555038f168c379c7c38b872b790b144b779dc643fdaf97
-
SSDEEP
98304:/C+PPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPn:6
Malware Config
Extracted
tofsee
defeatwax.ru
refabyd.info
Signatures
-
Creates new service(s) 2 TTPs
-
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2264 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\wunqysqo\ImagePath = "C:\\Windows\\SysWOW64\\wunqysqo\\bzoauqbr.exe" svchost.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe -
Deletes itself 1 IoCs
Processes:
svchost.exepid process 4272 svchost.exe -
Executes dropped EXE 1 IoCs
Processes:
bzoauqbr.exepid process 2828 bzoauqbr.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
bzoauqbr.exedescription pid process target process PID 2828 set thread context of 4272 2828 bzoauqbr.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 4324 sc.exe 2408 sc.exe 1612 sc.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.
Processes:
netsh.exedescription 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 9 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
sc.exenetsh.exesc.execmd.execmd.exesc.exebzoauqbr.exesvchost.exe94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe 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 bzoauqbr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exebzoauqbr.exedescription pid process target process PID 1368 wrote to memory of 1840 1368 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe cmd.exe PID 1368 wrote to memory of 1840 1368 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe cmd.exe PID 1368 wrote to memory of 1840 1368 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe cmd.exe PID 1368 wrote to memory of 4896 1368 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe cmd.exe PID 1368 wrote to memory of 4896 1368 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe cmd.exe PID 1368 wrote to memory of 4896 1368 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe cmd.exe PID 1368 wrote to memory of 4324 1368 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe sc.exe PID 1368 wrote to memory of 4324 1368 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe sc.exe PID 1368 wrote to memory of 4324 1368 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe sc.exe PID 1368 wrote to memory of 2408 1368 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe sc.exe PID 1368 wrote to memory of 2408 1368 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe sc.exe PID 1368 wrote to memory of 2408 1368 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe sc.exe PID 1368 wrote to memory of 1612 1368 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe sc.exe PID 1368 wrote to memory of 1612 1368 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe sc.exe PID 1368 wrote to memory of 1612 1368 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe sc.exe PID 1368 wrote to memory of 2264 1368 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe netsh.exe PID 1368 wrote to memory of 2264 1368 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe netsh.exe PID 1368 wrote to memory of 2264 1368 94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe netsh.exe PID 2828 wrote to memory of 4272 2828 bzoauqbr.exe svchost.exe PID 2828 wrote to memory of 4272 2828 bzoauqbr.exe svchost.exe PID 2828 wrote to memory of 4272 2828 bzoauqbr.exe svchost.exe PID 2828 wrote to memory of 4272 2828 bzoauqbr.exe svchost.exe PID 2828 wrote to memory of 4272 2828 bzoauqbr.exe svchost.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe"C:\Users\Admin\AppData\Local\Temp\94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1368 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\wunqysqo\2⤵
- System Location Discovery: System Language Discovery
PID:1840 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\bzoauqbr.exe" C:\Windows\SysWOW64\wunqysqo\2⤵
- System Location Discovery: System Language Discovery
PID:4896 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create wunqysqo binPath= "C:\Windows\SysWOW64\wunqysqo\bzoauqbr.exe /d\"C:\Users\Admin\AppData\Local\Temp\94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:4324 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description wunqysqo "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2408 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start wunqysqo2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:1612 -
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:2264
-
C:\Windows\SysWOW64\wunqysqo\bzoauqbr.exeC:\Windows\SysWOW64\wunqysqo\bzoauqbr.exe /d"C:\Users\Admin\AppData\Local\Temp\94999d1dacca1ec7527f3aca2dc6d6650d71f32a10d141bda8e86d1680372d32.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2828 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:4272
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
Loading Replay Monitor...
Downloads
-
Filesize
14.1MB
MD5be648923f294c910011362bb59cba20a
SHA1816646580505a62b7c7fc76e4f47683b72c93ca1
SHA256c444f650fef3dff8c29eed564e23d949a0af782fcc3d7ebfa3b893215e1ff1a1
SHA512418031933299331393698d17382d71018864532b019cac7199f7690a96fb67182d246ebcf3a291601c714f1306d257071483dbf745403a823ba1d74eb1549830