Analysis Overview
SHA256
a16cada39e0d7162c77245f4c3814afae791422e07d0a2876cd3be173b6e3764
Threat Level: Known bad
The file JaffaCakes118_a16cada39e0d7162c77245f4c3814afae791422e07d0a2876cd3be173b6e3764 was found to be: Known bad.
Malicious Activity Summary
Tofsee
Windows security bypass
Tofsee family
Sets service image path in registry
Modifies Windows Firewall
Creates new service(s)
Checks computer location settings
Deletes itself
Executes dropped EXE
Suspicious use of SetThreadContext
Launches sc.exe
System Location Discovery: System Language Discovery
Program crash
Unsigned PE
Enumerates physical storage devices
Event Triggered Execution: Netsh Helper DLL
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-12-29 23:44
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-12-29 23:44
Reported
2024-12-29 23:47
Platform
win7-20240903-en
Max time kernel
149s
Max time network
150s
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\igwodhbg = "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\igwodhbg\ImagePath = "C:\\Windows\\SysWOW64\\igwodhbg\\pitjurkd.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\igwodhbg\pitjurkd.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2552 set thread context of 2712 | N/A | C:\Windows\SysWOW64\igwodhbg\pitjurkd.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\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:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a16cada39e0d7162c77245f4c3814afae791422e07d0a2876cd3be173b6e3764.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\igwodhbg\pitjurkd.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a16cada39e0d7162c77245f4c3814afae791422e07d0a2876cd3be173b6e3764.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a16cada39e0d7162c77245f4c3814afae791422e07d0a2876cd3be173b6e3764.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\igwodhbg\
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\pitjurkd.exe" C:\Windows\SysWOW64\igwodhbg\
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" create igwodhbg binPath= "C:\Windows\SysWOW64\igwodhbg\pitjurkd.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a16cada39e0d7162c77245f4c3814afae791422e07d0a2876cd3be173b6e3764.exe\"" type= own start= auto DisplayName= "wifi support"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" description igwodhbg "wifi internet conection"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" start igwodhbg
C:\Windows\SysWOW64\igwodhbg\pitjurkd.exe
C:\Windows\SysWOW64\igwodhbg\pitjurkd.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a16cada39e0d7162c77245f4c3814afae791422e07d0a2876cd3be173b6e3764.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 | 20.112.250.133:80 | 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 | 52.101.8.49:25 | microsoft-com.mail.protection.outlook.com | tcp |
| US | 8.8.8.8:53 | quadoil.ru | udp |
| US | 8.8.8.8:53 | yahoo.com | udp |
| US | 8.8.8.8:53 | mta5.am0.yahoodns.net | udp |
| US | 67.195.204.79:25 | mta5.am0.yahoodns.net | tcp |
| US | 8.8.8.8:53 | lakeflex.ru | 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 |
| 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 |
Files
memory/2664-0-0x0000000000230000-0x000000000023D000-memory.dmp
memory/2664-1-0x0000000000260000-0x0000000000273000-memory.dmp
memory/2664-2-0x0000000000400000-0x0000000000415000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\pitjurkd.exe
| MD5 | 3ecbecafc7598cfd68a8785711ad3ba6 |
| SHA1 | 7056d67aaadcb18279cddb8b4a9242f05c9a9f24 |
| SHA256 | ec2321f4877e80aa68edd2634973d5c765b9a7ddcc017428aa9e711be76823c6 |
| SHA512 | ee00d440ed0f0cdddcbe990df0b6bcd3decbf6c1cc34ac0e39a76a862931e810af3a45074804172a0f429b5711ce5f175817257707dfc4656d8b0a5f7ffbd2d3 |
memory/2712-9-0x0000000000110000-0x0000000000125000-memory.dmp
memory/2712-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2712-6-0x0000000000110000-0x0000000000125000-memory.dmp
memory/2552-11-0x0000000000400000-0x0000000000434000-memory.dmp
memory/2664-14-0x0000000000260000-0x0000000000273000-memory.dmp
memory/2664-15-0x0000000000400000-0x0000000000415000-memory.dmp
memory/2664-12-0x0000000000400000-0x0000000000434000-memory.dmp
memory/2664-13-0x0000000000230000-0x000000000023D000-memory.dmp
memory/2712-16-0x0000000000110000-0x0000000000125000-memory.dmp
memory/2712-17-0x0000000000110000-0x0000000000125000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-12-29 23:44
Reported
2024-12-29 23:47
Platform
win10v2004-20241007-en
Max time kernel
149s
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\vfoycrtp\ImagePath = "C:\\Windows\\SysWOW64\\vfoycrtp\\ngrhspib.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a16cada39e0d7162c77245f4c3814afae791422e07d0a2876cd3be173b6e3764.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\vfoycrtp\ngrhspib.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2040 set thread context of 2904 | N/A | C:\Windows\SysWOW64\vfoycrtp\ngrhspib.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:\Windows\SysWOW64\vfoycrtp\ngrhspib.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a16cada39e0d7162c77245f4c3814afae791422e07d0a2876cd3be173b6e3764.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a16cada39e0d7162c77245f4c3814afae791422e07d0a2876cd3be173b6e3764.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\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\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\vfoycrtp\ngrhspib.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a16cada39e0d7162c77245f4c3814afae791422e07d0a2876cd3be173b6e3764.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a16cada39e0d7162c77245f4c3814afae791422e07d0a2876cd3be173b6e3764.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\vfoycrtp\
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ngrhspib.exe" C:\Windows\SysWOW64\vfoycrtp\
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" create vfoycrtp binPath= "C:\Windows\SysWOW64\vfoycrtp\ngrhspib.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a16cada39e0d7162c77245f4c3814afae791422e07d0a2876cd3be173b6e3764.exe\"" type= own start= auto DisplayName= "wifi support"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" description vfoycrtp "wifi internet conection"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" start vfoycrtp
C:\Windows\SysWOW64\vfoycrtp\ngrhspib.exe
C:\Windows\SysWOW64\vfoycrtp\ngrhspib.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a16cada39e0d7162c77245f4c3814afae791422e07d0a2876cd3be173b6e3764.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
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2040 -ip 2040
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4528 -ip 4528
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2040 -s 520
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4528 -s 676
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 209.205.72.20.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 |
| 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 |
| US | 8.8.8.8:53 | quadoil.ru | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | quadoil.ru | udp |
| US | 8.8.8.8:53 | quadoil.ru | udp |
| US | 8.8.8.8:53 | lakeflex.ru | udp |
| US | 8.8.8.8:53 | yahoo.com | udp |
| US | 8.8.8.8:53 | mta7.am0.yahoodns.net | udp |
| US | 67.195.228.111:25 | mta7.am0.yahoodns.net | tcp |
| US | 8.8.8.8:53 | lakeflex.ru | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | lakeflex.ru | udp |
| US | 8.8.8.8:53 | quadoil.ru | 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 |
| US | 8.8.8.8:53 | quadoil.ru | udp |
| US | 8.8.8.8:53 | quadoil.ru | udp |
| US | 8.8.8.8:53 | lakeflex.ru | udp |
| US | 8.8.8.8:53 | 85.49.80.91.in-addr.arpa | udp |
| US | 8.8.8.8:53 | lakeflex.ru | udp |
| 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 |
| US | 8.8.8.8:53 | lakeflex.ru | udp |
| US | 8.8.8.8:53 | quadoil.ru | udp |
| US | 8.8.8.8:53 | quadoil.ru | udp |
| US | 8.8.8.8:53 | quadoil.ru | udp |
| US | 8.8.8.8:53 | lakeflex.ru | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | lakeflex.ru | udp |
| US | 8.8.8.8:53 | lakeflex.ru | udp |
| US | 8.8.8.8:53 | quadoil.ru | udp |
| US | 8.8.8.8:53 | quadoil.ru | udp |
| US | 8.8.8.8:53 | quadoil.ru | udp |
| US | 8.8.8.8:53 | lakeflex.ru | udp |
| US | 8.8.8.8:53 | lakeflex.ru | udp |
| US | 8.8.8.8:53 | lakeflex.ru | udp |
| US | 8.8.8.8:53 | quadoil.ru | udp |
| US | 8.8.8.8:53 | quadoil.ru | udp |
Files
memory/4528-0-0x0000000000510000-0x000000000051D000-memory.dmp
memory/4528-1-0x0000000000520000-0x0000000000533000-memory.dmp
memory/4528-2-0x0000000000400000-0x0000000000415000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\ngrhspib.exe
| MD5 | bed6a35cf084cfb84d737380fe34c657 |
| SHA1 | 06bd7414d905e5d26f04c95844e8cb37fccb06ac |
| SHA256 | a2a3516515b091685a387e0f57dfc25f35ba995792229abc80a38c2e55042851 |
| SHA512 | 3ccba7a14ddda109c077101c78262023e2752856e6aecb61deb35a3cd0ee6cfc487a53ad8b503da483ac1a55373177376d215e70a2868384367fae403f69b8ca |
memory/2040-6-0x0000000000400000-0x0000000000434000-memory.dmp
memory/2040-7-0x0000000000400000-0x0000000000434000-memory.dmp
memory/2904-8-0x00000000008E0000-0x00000000008F5000-memory.dmp
memory/2904-11-0x00000000008E0000-0x00000000008F5000-memory.dmp
memory/2040-13-0x0000000000400000-0x0000000000434000-memory.dmp
memory/4528-14-0x0000000000400000-0x0000000000434000-memory.dmp
memory/4528-15-0x0000000000510000-0x000000000051D000-memory.dmp
memory/4528-16-0x0000000000520000-0x0000000000533000-memory.dmp
memory/4528-17-0x0000000000400000-0x0000000000415000-memory.dmp
memory/2904-18-0x00000000008E0000-0x00000000008F5000-memory.dmp
memory/2904-19-0x00000000008E0000-0x00000000008F5000-memory.dmp
memory/2904-20-0x00000000008E0000-0x00000000008F5000-memory.dmp