Analysis Overview
SHA256
8ce486ceb12f06bb549a6d2ee456e0805f5019e4a35313bce08c6f36b7608177
Threat Level: Known bad
The file 2024-08-30_72eacd8c0200a968c6a409622545fc23_mafia was found to be: Known bad.
Malicious Activity Summary
Tofsee
Windows security bypass
Creates new service(s)
Sets service image path in registry
Modifies Windows Firewall
Executes dropped EXE
Checks computer location settings
Deletes itself
Suspicious use of SetThreadContext
Launches sc.exe
Unsigned PE
System Location Discovery: System Language Discovery
Event Triggered Execution: Netsh Helper DLL
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-30 22:50
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-30 22:50
Reported
2024-08-30 22:53
Platform
win7-20240729-en
Max time kernel
149s
Max time network
117s
Command Line
Signatures
Tofsee
Windows security bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\kwbargbi = "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\kwbargbi\ImagePath = "C:\\Windows\\SysWOW64\\kwbargbi\\dfaricjc.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\kwbargbi\dfaricjc.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 296 set thread context of 2364 | N/A | C:\Windows\SysWOW64\kwbargbi\dfaricjc.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 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 |
| Key opened | \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\cmd.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\kwbargbi\dfaricjc.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:\Users\Admin\AppData\Local\Temp\2024-08-30_72eacd8c0200a968c6a409622545fc23_mafia.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\sc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2024-08-30_72eacd8c0200a968c6a409622545fc23_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-08-30_72eacd8c0200a968c6a409622545fc23_mafia.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\kwbargbi\
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\dfaricjc.exe" C:\Windows\SysWOW64\kwbargbi\
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" create kwbargbi binPath= "C:\Windows\SysWOW64\kwbargbi\dfaricjc.exe /d\"C:\Users\Admin\AppData\Local\Temp\2024-08-30_72eacd8c0200a968c6a409622545fc23_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" description kwbargbi "wifi internet conection"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" start kwbargbi
C:\Windows\SysWOW64\kwbargbi\dfaricjc.exe
C:\Windows\SysWOW64\kwbargbi\dfaricjc.exe /d"C:\Users\Admin\AppData\Local\Temp\2024-08-30_72eacd8c0200a968c6a409622545fc23_mafia.exe"
C:\Windows\SysWOW64\svchost.exe
svchost.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
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | microsoft.com | udp |
| US | 20.236.44.162:80 | microsoft.com | tcp |
| AU | 43.231.4.7:443 | 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 |
| US | 8.8.8.8:53 | yahoo.com | udp |
| US | 8.8.8.8:53 | mta7.am0.yahoodns.net | udp |
| US | 67.195.228.94:25 | mta7.am0.yahoodns.net | tcp |
| US | 8.8.8.8:53 | google.com | udp |
| US | 8.8.8.8:53 | smtp.google.com | udp |
| NL | 142.250.153.26:25 | 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 | 94.100.180.31:25 | mxs.mail.ru | tcp |
| AU | 43.231.4.7:443 | tcp |
Files
memory/628-1-0x0000000000230000-0x0000000000330000-memory.dmp
memory/628-2-0x0000000000400000-0x0000000000415000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\dfaricjc.exe
| MD5 | df03e9b89b407af88ae04c6f006b52f5 |
| SHA1 | 29a75eac5cd2e67b9d10b057c35c4a5be66249d3 |
| SHA256 | 9e28544ff3df937db1973d722b2162b8e8158aee234e537563287652567160bb |
| SHA512 | d543141d06f3e3adeca3df1ba28f8e395fdc08fd468dd04673d7ed9fa36610381c2299d6fc21094f1412819e24919d2e7cb4cea693c15105f2fe7bcb381c62eb |
memory/2364-10-0x0000000000080000-0x0000000000095000-memory.dmp
memory/2364-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2364-7-0x0000000000080000-0x0000000000095000-memory.dmp
memory/296-11-0x0000000000400000-0x000000000051A000-memory.dmp
memory/628-14-0x0000000000400000-0x0000000000415000-memory.dmp
memory/628-13-0x0000000000400000-0x000000000051A000-memory.dmp
memory/2364-15-0x0000000000080000-0x0000000000095000-memory.dmp
memory/2364-16-0x0000000000080000-0x0000000000095000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-30 22:50
Reported
2024-08-30 22:53
Platform
win10v2004-20240802-en
Max time kernel
146s
Max time network
160s
Command Line
Signatures
Tofsee
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\ddbbmkhb\ImagePath = "C:\\Windows\\SysWOW64\\ddbbmkhb\\idkhgdza.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2024-08-30_72eacd8c0200a968c6a409622545fc23_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\ddbbmkhb\idkhgdza.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4460 set thread context of 3988 | N/A | C:\Windows\SysWOW64\ddbbmkhb\idkhgdza.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\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\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\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\ddbbmkhb\idkhgdza.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\2024-08-30_72eacd8c0200a968c6a409622545fc23_mafia.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2024-08-30_72eacd8c0200a968c6a409622545fc23_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-08-30_72eacd8c0200a968c6a409622545fc23_mafia.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\ddbbmkhb\
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\idkhgdza.exe" C:\Windows\SysWOW64\ddbbmkhb\
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" create ddbbmkhb binPath= "C:\Windows\SysWOW64\ddbbmkhb\idkhgdza.exe /d\"C:\Users\Admin\AppData\Local\Temp\2024-08-30_72eacd8c0200a968c6a409622545fc23_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" description ddbbmkhb "wifi internet conection"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" start ddbbmkhb
C:\Windows\SysWOW64\ddbbmkhb\idkhgdza.exe
C:\Windows\SysWOW64\ddbbmkhb\idkhgdza.exe /d"C:\Users\Admin\AppData\Local\Temp\2024-08-30_72eacd8c0200a968c6a409622545fc23_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 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| 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 | 52.101.42.0:25 | microsoft-com.mail.protection.outlook.com | tcp |
| US | 8.8.8.8:53 | 171.201.76.20.in-addr.arpa | udp |
| AU | 43.231.4.7:443 | tcp | |
| US | 8.8.8.8:53 | 228.249.119.40.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 | 67.195.204.79:25 | mta7.am0.yahoodns.net | tcp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | google.com | udp |
| US | 8.8.8.8:53 | smtp.google.com | udp |
| NL | 142.250.153.26:25 | smtp.google.com | tcp |
| AU | 43.231.4.7:443 | tcp | |
| US | 8.8.8.8:53 | 42.56.20.217.in-addr.arpa | udp |
| 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 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| AU | 43.231.4.7:443 | tcp |
Files
memory/3272-1-0x0000000000760000-0x0000000000860000-memory.dmp
memory/3272-2-0x0000000000400000-0x0000000000415000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\idkhgdza.exe
| MD5 | af3476f2e4789d3e20c91ee1c74ffd85 |
| SHA1 | 6376961d67dc694f1841a2a9e451c18d4ce01171 |
| SHA256 | 058288b0127106e3cbe22a494442e9f9d8bb3947f19a5b3e44974f05066ff2cb |
| SHA512 | a6ac34899ef39cfff22b638585157cbce9a5ffa8b4f84864010060341b45b06ec360ab892e839e7087e1181d5d32d1657e088067abc6f561328b9f5d29a4aa80 |
memory/3272-7-0x0000000000400000-0x0000000000415000-memory.dmp
memory/3272-6-0x0000000000400000-0x000000000051A000-memory.dmp
memory/4460-9-0x0000000000400000-0x000000000051A000-memory.dmp
memory/4460-10-0x0000000000400000-0x000000000051A000-memory.dmp
memory/3988-11-0x00000000009E0000-0x00000000009F5000-memory.dmp
memory/3988-13-0x00000000009E0000-0x00000000009F5000-memory.dmp
memory/4460-15-0x0000000000400000-0x000000000051A000-memory.dmp
memory/3988-16-0x00000000009E0000-0x00000000009F5000-memory.dmp