Analysis Overview
SHA256
957a858748e01cebfa48fe2dc6bfa72c0ec2b380e5267bafc3760ace947d4d18
Threat Level: Known bad
The file 2024-12-29_da390c8c8e0de1ba0d347f63308bc1e0_mafia was found to be: Known bad.
Malicious Activity Summary
Windows security bypass
Tofsee family
Tofsee
Modifies Windows Firewall
Sets service image path in registry
Creates new service(s)
Executes dropped EXE
Deletes itself
Checks computer location settings
Suspicious use of SetThreadContext
Launches sc.exe
Event Triggered Execution: Netsh Helper DLL
Enumerates physical storage devices
Program crash
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-12-29 19:36
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-12-29 19:36
Reported
2024-12-29 19:38
Platform
win10v2004-20241007-en
Max time kernel
148s
Max time network
151s
Command Line
Signatures
Tofsee
Tofsee family
Creates new service(s)
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Sets service image path in registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\ibumsygv\ImagePath = "C:\\Windows\\SysWOW64\\ibumsygv\\kshlywff.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-12-29_da390c8c8e0de1ba0d347f63308bc1e0_mafia.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\ibumsygv\kshlywff.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2984 set thread context of 1920 | N/A | C:\Windows\SysWOW64\ibumsygv\kshlywff.exe | C:\Windows\SysWOW64\svchost.exe |
Launches sc.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\sc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sc.exe | N/A |
Enumerates physical storage devices
Event Triggered Execution: Netsh Helper DLL
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key value enumerated | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\2024-12-29_da390c8c8e0de1ba0d347f63308bc1e0_mafia.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\ibumsygv\kshlywff.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\sc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\ibumsygv\kshlywff.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\2024-12-29_da390c8c8e0de1ba0d347f63308bc1e0_mafia.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\sc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\sc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2024-12-29_da390c8c8e0de1ba0d347f63308bc1e0_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-29_da390c8c8e0de1ba0d347f63308bc1e0_mafia.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\ibumsygv\
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\kshlywff.exe" C:\Windows\SysWOW64\ibumsygv\
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" create ibumsygv binPath= "C:\Windows\SysWOW64\ibumsygv\kshlywff.exe /d\"C:\Users\Admin\AppData\Local\Temp\2024-12-29_da390c8c8e0de1ba0d347f63308bc1e0_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" description ibumsygv "wifi internet conection"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" start ibumsygv
C:\Windows\SysWOW64\ibumsygv\kshlywff.exe
C:\Windows\SysWOW64\ibumsygv\kshlywff.exe /d"C:\Users\Admin\AppData\Local\Temp\2024-12-29_da390c8c8e0de1ba0d347f63308bc1e0_mafia.exe"
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>nul
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4828 -ip 4828
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4828 -s 1044
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2984 -ip 2984
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2984 -s 508
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | microsoft.com | udp |
| AU | 20.70.246.20:80 | microsoft.com | tcp |
| US | 8.8.8.8:53 | microsoft.com | udp |
| US | 8.8.8.8:53 | microsoft-com.mail.protection.outlook.com | udp |
| US | 52.101.42.0:25 | microsoft-com.mail.protection.outlook.com | tcp |
| US | 8.8.8.8:53 | 20.246.70.20.in-addr.arpa | udp |
| AU | 43.231.4.7:443 | tcp | |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | yahoo.com | udp |
| US | 8.8.8.8:53 | mta7.am0.yahoodns.net | udp |
| US | 67.195.204.77:25 | mta7.am0.yahoodns.net | tcp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | google.com | udp |
| US | 8.8.8.8:53 | smtp.google.com | udp |
| NL | 142.250.102.26:25 | smtp.google.com | tcp |
| AU | 43.231.4.7:443 | tcp | |
| US | 8.8.8.8:53 | mail.ru | udp |
| US | 8.8.8.8:53 | mxs.mail.ru | udp |
| RU | 217.69.139.150:25 | mxs.mail.ru | tcp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| AU | 43.231.4.7:443 | tcp |
Files
memory/4828-1-0x0000000000640000-0x0000000000740000-memory.dmp
memory/4828-2-0x0000000000560000-0x0000000000573000-memory.dmp
memory/4828-3-0x0000000000400000-0x0000000000415000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kshlywff.exe
| MD5 | 250637936f0a01a91e7f4b0ac3345b59 |
| SHA1 | 1bd23b05b6b41baf26c6da3ba9183ea9bcb7bda6 |
| SHA256 | 6041ac1e4a1d8735c52023af99286c4697c962739825623235c6fd9327abce2c |
| SHA512 | b6454636e7a70c41adff8cad8b91b6712f9a21125cf512b2793f4b850724fd468669299c49fd6cc89916e4c5301e1271b19407d55349f8fd2a58b93bce4c92ef |
memory/4828-9-0x0000000000400000-0x0000000000415000-memory.dmp
memory/4828-8-0x0000000000560000-0x0000000000573000-memory.dmp
memory/4828-7-0x0000000000400000-0x000000000044E000-memory.dmp
memory/2984-11-0x0000000000400000-0x000000000044E000-memory.dmp
memory/2984-12-0x0000000000400000-0x000000000044E000-memory.dmp
memory/2984-13-0x0000000000400000-0x000000000044E000-memory.dmp
memory/1920-14-0x0000000000D90000-0x0000000000DA5000-memory.dmp
memory/1920-16-0x0000000000D90000-0x0000000000DA5000-memory.dmp
memory/1920-17-0x0000000000D90000-0x0000000000DA5000-memory.dmp
memory/2984-19-0x0000000000400000-0x000000000044E000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-12-29 19:36
Reported
2024-12-29 19:38
Platform
win7-20240903-en
Max time kernel
143s
Max time network
123s
Command Line
Signatures
Tofsee
Tofsee family
Windows security bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\xghipucl = "0" | C:\Windows\SysWOW64\svchost.exe | N/A |
Creates new service(s)
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Sets service image path in registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\xghipucl\ImagePath = "C:\\Windows\\SysWOW64\\xghipucl\\ivhexkpz.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\xghipucl\ivhexkpz.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2724 set thread context of 2340 | N/A | C:\Windows\SysWOW64\xghipucl\ivhexkpz.exe | C:\Windows\SysWOW64\svchost.exe |
Launches sc.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\sc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sc.exe | N/A |
Enumerates physical storage devices
Event Triggered Execution: Netsh Helper DLL
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key value enumerated | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\sc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\sc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\sc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\xghipucl\ivhexkpz.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\2024-12-29_da390c8c8e0de1ba0d347f63308bc1e0_mafia.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2024-12-29_da390c8c8e0de1ba0d347f63308bc1e0_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-29_da390c8c8e0de1ba0d347f63308bc1e0_mafia.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\xghipucl\
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ivhexkpz.exe" C:\Windows\SysWOW64\xghipucl\
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" create xghipucl binPath= "C:\Windows\SysWOW64\xghipucl\ivhexkpz.exe /d\"C:\Users\Admin\AppData\Local\Temp\2024-12-29_da390c8c8e0de1ba0d347f63308bc1e0_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" description xghipucl "wifi internet conection"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" start xghipucl
C:\Windows\SysWOW64\xghipucl\ivhexkpz.exe
C:\Windows\SysWOW64\xghipucl\ivhexkpz.exe /d"C:\Users\Admin\AppData\Local\Temp\2024-12-29_da390c8c8e0de1ba0d347f63308bc1e0_mafia.exe"
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>nul
C:\Windows\SysWOW64\svchost.exe
svchost.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | microsoft.com | udp |
| NL | 20.76.201.171:80 | microsoft.com | tcp |
| US | 8.8.8.8:53 | microsoft.com | udp |
| US | 8.8.8.8:53 | microsoft-com.mail.protection.outlook.com | udp |
| US | 52.101.11.0:25 | microsoft-com.mail.protection.outlook.com | tcp |
| AU | 43.231.4.7:443 | tcp | |
| US | 8.8.8.8:53 | yahoo.com | udp |
| US | 8.8.8.8:53 | mta5.am0.yahoodns.net | udp |
| US | 67.195.228.94:25 | mta5.am0.yahoodns.net | tcp |
| US | 8.8.8.8:53 | google.com | udp |
| US | 8.8.8.8:53 | smtp.google.com | udp |
| NL | 142.250.27.27:25 | smtp.google.com | tcp |
| AU | 43.231.4.7:443 | tcp | |
| US | 8.8.8.8:53 | mail.ru | udp |
| US | 8.8.8.8:53 | mxs.mail.ru | udp |
| RU | 94.100.180.31:25 | mxs.mail.ru | tcp |
| AU | 43.231.4.7:443 | tcp |
Files
memory/3048-1-0x0000000000510000-0x0000000000610000-memory.dmp
memory/3048-2-0x0000000000020000-0x0000000000033000-memory.dmp
memory/3048-3-0x0000000000400000-0x0000000000415000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\ivhexkpz.exe
| MD5 | e83049b18c14959ed27446ef0efceba5 |
| SHA1 | 283041dc1182663450547935b60ec42709412eda |
| SHA256 | 0ce4c0093fe649941ca157dd892d42b0509692bf95956ada81094b17922d30cf |
| SHA512 | c7b8775c66e9bbf9bb0c8e0bb13cd8ffefa49e1649f50714fae6f835bd2a5b0ae3652d430a952625428e6b620371bb99be04319e7f10b1cd840db50be20caaf6 |
memory/3048-9-0x0000000000400000-0x0000000000415000-memory.dmp
memory/3048-8-0x0000000000020000-0x0000000000033000-memory.dmp
memory/3048-7-0x0000000000400000-0x000000000044E000-memory.dmp
memory/2340-16-0x0000000000080000-0x0000000000095000-memory.dmp
memory/2340-14-0x0000000000080000-0x0000000000095000-memory.dmp
memory/2340-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2340-11-0x0000000000080000-0x0000000000095000-memory.dmp
memory/2724-17-0x0000000000400000-0x000000000044E000-memory.dmp
memory/2340-18-0x0000000000080000-0x0000000000095000-memory.dmp