Analysis
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max time kernel
147s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
31-08-2024 15:06
Static task
static1
Behavioral task
behavioral1
Sample
9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe
Resource
win10v2004-20240802-en
General
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Target
9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe
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Size
10.9MB
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MD5
8ef57b0ee52ad8d343c5febce2c3caf3
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SHA1
944e9be261db19754da9c1a097c7ac05f42fb7e9
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SHA256
9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0
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SHA512
630fa92ce62e6c9c0e8a6bdda757719c08d9344df5dfbe9867fa775e2d1f71e480e4fd4f6e9d386700f8caefda4577ab230295c209615df493d86c4411dbeb65
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SSDEEP
24576:3AWcGx111111111111111111111111111111111111111111111111111111111X:3HH
Malware Config
Extracted
tofsee
defeatwax.ru
refabyd.info
Signatures
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Processes:
svchost.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\hkjblquy = "0" svchost.exe -
Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2892 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\hkjblquy\ImagePath = "C:\\Windows\\SysWOW64\\hkjblquy\\frysxdqy.exe" svchost.exe -
Deletes itself 1 IoCs
Processes:
svchost.exepid process 2944 svchost.exe -
Executes dropped EXE 1 IoCs
Processes:
frysxdqy.exepid process 2776 frysxdqy.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
frysxdqy.exedescription pid process target process PID 2776 set thread context of 2944 2776 frysxdqy.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 2432 sc.exe 1660 sc.exe 2856 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:
sc.exefrysxdqy.exesc.exesc.exenetsh.exesvchost.exe9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.execmd.execmd.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language frysxdqy.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 netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 30 IoCs
Processes:
9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exefrysxdqy.exedescription pid process target process PID 2532 wrote to memory of 2540 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe cmd.exe PID 2532 wrote to memory of 2540 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe cmd.exe PID 2532 wrote to memory of 2540 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe cmd.exe PID 2532 wrote to memory of 2540 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe cmd.exe PID 2532 wrote to memory of 1760 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe cmd.exe PID 2532 wrote to memory of 1760 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe cmd.exe PID 2532 wrote to memory of 1760 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe cmd.exe PID 2532 wrote to memory of 1760 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe cmd.exe PID 2532 wrote to memory of 2432 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe sc.exe PID 2532 wrote to memory of 2432 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe sc.exe PID 2532 wrote to memory of 2432 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe sc.exe PID 2532 wrote to memory of 2432 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe sc.exe PID 2532 wrote to memory of 1660 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe sc.exe PID 2532 wrote to memory of 1660 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe sc.exe PID 2532 wrote to memory of 1660 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe sc.exe PID 2532 wrote to memory of 1660 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe sc.exe PID 2532 wrote to memory of 2856 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe sc.exe PID 2532 wrote to memory of 2856 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe sc.exe PID 2532 wrote to memory of 2856 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe sc.exe PID 2532 wrote to memory of 2856 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe sc.exe PID 2532 wrote to memory of 2892 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe netsh.exe PID 2532 wrote to memory of 2892 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe netsh.exe PID 2532 wrote to memory of 2892 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe netsh.exe PID 2532 wrote to memory of 2892 2532 9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe netsh.exe PID 2776 wrote to memory of 2944 2776 frysxdqy.exe svchost.exe PID 2776 wrote to memory of 2944 2776 frysxdqy.exe svchost.exe PID 2776 wrote to memory of 2944 2776 frysxdqy.exe svchost.exe PID 2776 wrote to memory of 2944 2776 frysxdqy.exe svchost.exe PID 2776 wrote to memory of 2944 2776 frysxdqy.exe svchost.exe PID 2776 wrote to memory of 2944 2776 frysxdqy.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe"C:\Users\Admin\AppData\Local\Temp\9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2532 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\hkjblquy\2⤵
- System Location Discovery: System Language Discovery
PID:2540 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\frysxdqy.exe" C:\Windows\SysWOW64\hkjblquy\2⤵
- System Location Discovery: System Language Discovery
PID:1760 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create hkjblquy binPath= "C:\Windows\SysWOW64\hkjblquy\frysxdqy.exe /d\"C:\Users\Admin\AppData\Local\Temp\9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2432 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description hkjblquy "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:1660 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start hkjblquy2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2856 -
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:2892
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C:\Windows\SysWOW64\hkjblquy\frysxdqy.exeC:\Windows\SysWOW64\hkjblquy\frysxdqy.exe /d"C:\Users\Admin\AppData\Local\Temp\9d4f75a0010bb641b3429acee75c668c42b991c897a80d6ac4ffe84f2cea44c0.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2776 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2944
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
2Disable or Modify System Firewall
1Disable or Modify Tools
1Modify Registry
2Replay Monitor
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Downloads
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Filesize
13.6MB
MD5532fe57f937a08a88184f664fe4e6fa8
SHA11a1a010485fe5d483d77f4873ace3913a088a67d
SHA25687111fdee62128438d5bb6382aeeadf2628f2422644606b2f927306647d6050d
SHA5128772c9ac3febdf7766f9bd483d8a9660d3d1eb7a6d5f4e0d353317865fc7ac3bd04ce1b86849c2e8ffca8a6c3f57fa285061caf81ec1534c70d35bdfd3ec6de1