Analysis
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max time kernel
144s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
31-08-2024 01:51
Static task
static1
Behavioral task
behavioral1
Sample
00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe
Resource
win10v2004-20240802-en
General
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Target
00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe
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Size
11.2MB
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MD5
6673656f0eea34edbe311046d2525113
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SHA1
d94411ba9cec4a38a2f2ddf11df6f2e27eb5cbfd
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SHA256
00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc
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SHA512
f321489b42db6d062837414749adaefffeb87703f937b8ebb1e27a670cae75128af278222284b8bd72d26828535b1683d821e97b721d110b971d183312f37a01
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SSDEEP
12288:ozZd0++++++++++++++++++++++++++++++++++++++++++++++++++++++++++/:ozZ
Malware Config
Extracted
tofsee
43.231.4.7
lazystax.ru
Signatures
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Processes:
svchost.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\ohhvszjj = "0" svchost.exe -
Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2772 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\ohhvszjj\ImagePath = "C:\\Windows\\SysWOW64\\ohhvszjj\\ktnskjea.exe" svchost.exe -
Deletes itself 1 IoCs
Processes:
svchost.exepid process 2616 svchost.exe -
Executes dropped EXE 1 IoCs
Processes:
ktnskjea.exepid process 2876 ktnskjea.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ktnskjea.exedescription pid process target process PID 2876 set thread context of 2616 2876 ktnskjea.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 776 sc.exe 1720 sc.exe 2824 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.exesvchost.exesc.execmd.execmd.exesc.exektnskjea.exenetsh.exe00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exedescription ioc process 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 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 ktnskjea.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe -
Suspicious use of WriteProcessMemory 30 IoCs
Processes:
00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exektnskjea.exedescription pid process target process PID 576 wrote to memory of 1676 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe cmd.exe PID 576 wrote to memory of 1676 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe cmd.exe PID 576 wrote to memory of 1676 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe cmd.exe PID 576 wrote to memory of 1676 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe cmd.exe PID 576 wrote to memory of 1936 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe cmd.exe PID 576 wrote to memory of 1936 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe cmd.exe PID 576 wrote to memory of 1936 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe cmd.exe PID 576 wrote to memory of 1936 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe cmd.exe PID 576 wrote to memory of 776 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe sc.exe PID 576 wrote to memory of 776 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe sc.exe PID 576 wrote to memory of 776 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe sc.exe PID 576 wrote to memory of 776 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe sc.exe PID 576 wrote to memory of 1720 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe sc.exe PID 576 wrote to memory of 1720 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe sc.exe PID 576 wrote to memory of 1720 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe sc.exe PID 576 wrote to memory of 1720 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe sc.exe PID 576 wrote to memory of 2824 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe sc.exe PID 576 wrote to memory of 2824 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe sc.exe PID 576 wrote to memory of 2824 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe sc.exe PID 576 wrote to memory of 2824 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe sc.exe PID 2876 wrote to memory of 2616 2876 ktnskjea.exe svchost.exe PID 2876 wrote to memory of 2616 2876 ktnskjea.exe svchost.exe PID 2876 wrote to memory of 2616 2876 ktnskjea.exe svchost.exe PID 2876 wrote to memory of 2616 2876 ktnskjea.exe svchost.exe PID 2876 wrote to memory of 2616 2876 ktnskjea.exe svchost.exe PID 2876 wrote to memory of 2616 2876 ktnskjea.exe svchost.exe PID 576 wrote to memory of 2772 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe netsh.exe PID 576 wrote to memory of 2772 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe netsh.exe PID 576 wrote to memory of 2772 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe netsh.exe PID 576 wrote to memory of 2772 576 00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe"C:\Users\Admin\AppData\Local\Temp\00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:576 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\ohhvszjj\2⤵
- System Location Discovery: System Language Discovery
PID:1676 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ktnskjea.exe" C:\Windows\SysWOW64\ohhvszjj\2⤵
- System Location Discovery: System Language Discovery
PID:1936 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create ohhvszjj binPath= "C:\Windows\SysWOW64\ohhvszjj\ktnskjea.exe /d\"C:\Users\Admin\AppData\Local\Temp\00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:776 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description ohhvszjj "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:1720 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start ohhvszjj2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2824 -
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:2772
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C:\Windows\SysWOW64\ohhvszjj\ktnskjea.exeC:\Windows\SysWOW64\ohhvszjj\ktnskjea.exe /d"C:\Users\Admin\AppData\Local\Temp\00a7fe01857f4c5a118c936b5573b4c2755c8369534870394c3d61a5af058bcc.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2876 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2616
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
14.1MB
MD5cc05685e6b68508597b4b7074b4392ce
SHA1b566ce79e3869fa4b1e73f5c5003fb037db37c5b
SHA2568b6a3354cf8c256943f7e0b3c25deda555b0e095353a94e0bff70f3ef65f62b6
SHA51228ea98137879e40cb894a2e622f7dd32c1cbef238b309432ff6e0336b8331a897b9b32b4cfb70374a3d3d750e5520de63a699cdfdaddbf6e89b0f61fc24e41c5