Analysis Overview
SHA256
a8169b1cab58e46a0c1b4627474f2d9cf23b7050a5d3ac2b8704e619b67835fc
Threat Level: Known bad
The file JaffaCakes118_a8169b1cab58e46a0c1b4627474f2d9cf23b7050a5d3ac2b8704e619b67835fc was found to be: Known bad.
Malicious Activity Summary
Windows security bypass
Tofsee family
Tofsee
Sets service image path in registry
Modifies Windows Firewall
Creates new service(s)
Deletes itself
Executes dropped EXE
Checks computer location settings
Suspicious use of SetThreadContext
Launches sc.exe
Enumerates physical storage devices
Unsigned PE
Event Triggered Execution: Netsh Helper DLL
System Location Discovery: System Language Discovery
Program crash
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 23:46
Platform
win7-20241010-en
Max time kernel
148s
Max time network
151s
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\bisgbat = "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\bisgbat\ImagePath = "C:\\Windows\\SysWOW64\\bisgbat\\qwrudmmh.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\bisgbat\qwrudmmh.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3008 set thread context of 2804 | N/A | C:\Windows\SysWOW64\bisgbat\qwrudmmh.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:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8169b1cab58e46a0c1b4627474f2d9cf23b7050a5d3ac2b8704e619b67835fc.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\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 |
| 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\bisgbat\qwrudmmh.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8169b1cab58e46a0c1b4627474f2d9cf23b7050a5d3ac2b8704e619b67835fc.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8169b1cab58e46a0c1b4627474f2d9cf23b7050a5d3ac2b8704e619b67835fc.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\bisgbat\
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\qwrudmmh.exe" C:\Windows\SysWOW64\bisgbat\
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" create bisgbat binPath= "C:\Windows\SysWOW64\bisgbat\qwrudmmh.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8169b1cab58e46a0c1b4627474f2d9cf23b7050a5d3ac2b8704e619b67835fc.exe\"" type= own start= auto DisplayName= "wifi support"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" description bisgbat "wifi internet conection"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" start bisgbat
C:\Windows\SysWOW64\bisgbat\qwrudmmh.exe
C:\Windows\SysWOW64\bisgbat\qwrudmmh.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8169b1cab58e46a0c1b4627474f2d9cf23b7050a5d3ac2b8704e619b67835fc.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 |
| 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 | quadoil.ru | udp |
| US | 8.8.8.8:53 | yahoo.com | udp |
| US | 8.8.8.8:53 | mta6.am0.yahoodns.net | udp |
| US | 67.195.204.74:25 | mta6.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 | 217.69.139.150:25 | mxs.mail.ru | tcp |
Files
memory/3064-0-0x00000000003A0000-0x00000000003AD000-memory.dmp
memory/3064-1-0x00000000003B0000-0x00000000003C3000-memory.dmp
memory/3064-2-0x0000000000400000-0x0000000000415000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\qwrudmmh.exe
| MD5 | 04dc91af70d68f3f3481ea226ce8ac8d |
| SHA1 | 49621da6494e10ea2b9ac08dd2efd8a44df08b53 |
| SHA256 | 0d2bd05b5b38faa6aa44796029754ba027f84d48204f337f648b70520d23a9cd |
| SHA512 | 13a6e7ad9879023d8f3c731886473b6b75c999c162542e93d8d7c463d383008a4444d5a28886081e82d45926fa8fe484ddf33b0321518cc60b96930da2082bf3 |
memory/3008-11-0x0000000000400000-0x0000000000435000-memory.dmp
memory/2804-9-0x0000000000080000-0x0000000000095000-memory.dmp
memory/2804-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2804-7-0x0000000000080000-0x0000000000095000-memory.dmp
memory/3064-12-0x0000000000400000-0x0000000000435000-memory.dmp
memory/3064-15-0x0000000000400000-0x0000000000415000-memory.dmp
memory/3064-14-0x00000000003B0000-0x00000000003C3000-memory.dmp
memory/3064-13-0x00000000003A0000-0x00000000003AD000-memory.dmp
memory/2804-16-0x0000000000080000-0x0000000000095000-memory.dmp
memory/2804-17-0x0000000000080000-0x0000000000095000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-12-29 23:44
Reported
2024-12-29 23:46
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\sjwwordh\ImagePath = "C:\\Windows\\SysWOW64\\sjwwordh\\cvqcgvg.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8169b1cab58e46a0c1b4627474f2d9cf23b7050a5d3ac2b8704e619b67835fc.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\sjwwordh\cvqcgvg.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1068 set thread context of 840 | N/A | C:\Windows\SysWOW64\sjwwordh\cvqcgvg.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 |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\sjwwordh\cvqcgvg.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8169b1cab58e46a0c1b4627474f2d9cf23b7050a5d3ac2b8704e619b67835fc.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| 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:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8169b1cab58e46a0c1b4627474f2d9cf23b7050a5d3ac2b8704e619b67835fc.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\sjwwordh\cvqcgvg.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\svchost.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8169b1cab58e46a0c1b4627474f2d9cf23b7050a5d3ac2b8704e619b67835fc.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8169b1cab58e46a0c1b4627474f2d9cf23b7050a5d3ac2b8704e619b67835fc.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\sjwwordh\
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\cvqcgvg.exe" C:\Windows\SysWOW64\sjwwordh\
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" create sjwwordh binPath= "C:\Windows\SysWOW64\sjwwordh\cvqcgvg.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8169b1cab58e46a0c1b4627474f2d9cf23b7050a5d3ac2b8704e619b67835fc.exe\"" type= own start= auto DisplayName= "wifi support"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" description sjwwordh "wifi internet conection"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" start sjwwordh
C:\Windows\SysWOW64\sjwwordh\cvqcgvg.exe
C:\Windows\SysWOW64\sjwwordh\cvqcgvg.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8169b1cab58e46a0c1b4627474f2d9cf23b7050a5d3ac2b8704e619b67835fc.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
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1068 -ip 1068
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1056 -ip 1056
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1056 -s 664
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1068 -s 508
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 | 2.159.190.20.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 |
| US | 20.231.239.246:80 | 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 | 52.101.40.26:25 | microsoft-com.mail.protection.outlook.com | tcp |
| US | 8.8.8.8:53 | 246.239.231.20.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 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | quadoil.ru | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | 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 | 67.195.204.79:25 | mta7.am0.yahoodns.net | tcp |
| US | 8.8.8.8:53 | lakeflex.ru | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.49.80.91.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 | 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 | 23.236.111.52.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/1056-0-0x0000000002180000-0x000000000218D000-memory.dmp
memory/1056-1-0x0000000002190000-0x00000000021A3000-memory.dmp
memory/1056-2-0x0000000000400000-0x0000000000415000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\cvqcgvg.exe
| MD5 | 5a3281d228e7bb60730149eac7b551d4 |
| SHA1 | 9d8695360502ab4ed513c06b8a1dd1197344e0d7 |
| SHA256 | 132b23215718f8977d777ae95a5e7cc47ae45a0a1e3b9d57864bc293c955b213 |
| SHA512 | dd1d2297834719f8722d84cc2f8ab6ba76be85d25dda837520e76aa2f8c18c1679e1d3984b7ba020a64afb389dfb5472f13b5456c449526a07c280cc04157a80 |
memory/1068-7-0x0000000000400000-0x0000000000435000-memory.dmp
memory/1068-6-0x0000000000400000-0x0000000000435000-memory.dmp
memory/840-9-0x0000000001250000-0x0000000001265000-memory.dmp
memory/840-12-0x0000000001250000-0x0000000001265000-memory.dmp
memory/1068-8-0x0000000000400000-0x0000000000435000-memory.dmp
memory/1068-14-0x0000000000400000-0x0000000000435000-memory.dmp
memory/1056-15-0x0000000000400000-0x0000000000435000-memory.dmp
memory/1056-18-0x0000000000400000-0x0000000000415000-memory.dmp
memory/1056-17-0x0000000002190000-0x00000000021A3000-memory.dmp
memory/1056-16-0x0000000002180000-0x000000000218D000-memory.dmp
memory/840-19-0x0000000001250000-0x0000000001265000-memory.dmp
memory/840-20-0x0000000001250000-0x0000000001265000-memory.dmp
memory/840-21-0x0000000001250000-0x0000000001265000-memory.dmp