Analysis Overview
SHA256
ee9b872015d916a29d3cb56629f02477d60ad22e62013ded3914fd72ea97f966
Threat Level: Known bad
The file de8324c81f580d5f1f3f313224f9cee2 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
Checks computer location settings
Executes dropped EXE
Deletes itself
Suspicious use of SetThreadContext
Launches sc.exe
Enumerates physical storage devices
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-25 17:06
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-25 17:06
Reported
2024-03-25 17:09
Platform
win10v2004-20240226-en
Max time kernel
147s
Max time network
153s
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\jipiujwz\ImagePath = "C:\\Windows\\SysWOW64\\jipiujwz\\wwpcolkm.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\de8324c81f580d5f1f3f313224f9cee2.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\jipiujwz\wwpcolkm.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1516 set thread context of 796 | N/A | C:\Windows\SysWOW64\jipiujwz\wwpcolkm.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
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\de8324c81f580d5f1f3f313224f9cee2.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\jipiujwz\wwpcolkm.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\de8324c81f580d5f1f3f313224f9cee2.exe
"C:\Users\Admin\AppData\Local\Temp\de8324c81f580d5f1f3f313224f9cee2.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\jipiujwz\
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\wwpcolkm.exe" C:\Windows\SysWOW64\jipiujwz\
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" create jipiujwz binPath= "C:\Windows\SysWOW64\jipiujwz\wwpcolkm.exe /d\"C:\Users\Admin\AppData\Local\Temp\de8324c81f580d5f1f3f313224f9cee2.exe\"" type= own start= auto DisplayName= "wifi support"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" description jipiujwz "wifi internet conection"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" start jipiujwz
C:\Windows\SysWOW64\jipiujwz\wwpcolkm.exe
C:\Windows\SysWOW64\jipiujwz\wwpcolkm.exe /d"C:\Users\Admin\AppData\Local\Temp\de8324c81f580d5f1f3f313224f9cee2.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 460 -p 4968 -ip 4968
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4968 -s 1036
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 1516 -ip 1516
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1516 -s 520
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 107.211.222.173.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| 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 | 133.250.112.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | defeatwax.ru | udp |
| US | 8.8.8.8:53 | microsoft-com.mail.protection.outlook.com | udp |
| US | 104.47.53.36:25 | microsoft-com.mail.protection.outlook.com | tcp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | defeatwax.ru | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | yahoo.com | udp |
| US | 8.8.8.8:53 | mta5.am0.yahoodns.net | udp |
| US | 98.136.96.77:25 | mta5.am0.yahoodns.net | tcp |
| US | 8.8.8.8:53 | defeatwax.ru | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | defeatwax.ru | udp |
| US | 8.8.8.8:53 | google.com | udp |
| US | 8.8.8.8:53 | smtp.google.com | udp |
| BE | 64.233.166.26:25 | smtp.google.com | tcp |
| US | 8.8.8.8:53 | 181.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | defeatwax.ru | udp |
| US | 8.8.8.8:53 | refabyd.info | 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 | refabyd.info | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | refabyd.info | udp |
| US | 8.8.8.8:53 | refabyd.info | udp |
| US | 8.8.8.8:53 | refabyd.info | udp |
| US | 8.8.8.8:53 | defeatwax.ru | udp |
| US | 8.8.8.8:53 | defeatwax.ru | udp |
| US | 8.8.8.8:53 | 6.173.189.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | defeatwax.ru | udp |
Files
memory/4968-1-0x0000000002E00000-0x0000000002F00000-memory.dmp
memory/4968-2-0x0000000002DD0000-0x0000000002DE3000-memory.dmp
memory/4968-4-0x0000000000400000-0x0000000002C6D000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\wwpcolkm.exe
| MD5 | 3e6edafd689bee933af82111d2136fc1 |
| SHA1 | 378dbcdcf9b5c84204d6777c51344b86b3514bb9 |
| SHA256 | 724e17e98ee73346c2fbb70d4c7757036f5d62a6a9355dda6b9940afb501f3e8 |
| SHA512 | 214f97b81625e4d4b8c1381a2d7b424bfd26d09b6a8dfec893facf4edf9d8e063b5601a15648c07322fffefcfec3072c4ac9d258bf0cea5457f1a4c35efc170a |
C:\Windows\SysWOW64\jipiujwz\wwpcolkm.exe
| MD5 | 9120cba4bee0547cf74ca130452af1a6 |
| SHA1 | 35545928284e78502dc2a41f6691223c2b27d25e |
| SHA256 | 68bd29510e1eb6e0f31623787a195c2080b037722909634515f9c702bf91b804 |
| SHA512 | fa0c972688aafc588a828abe2521f2b7c1e5df4ab14517a7bb0c11084db3e9e5b1e2e917123d13c81c5aaa0a56068eda0c34d57e7d2bb6f61abf3e2339383de4 |
memory/4968-8-0x0000000000400000-0x0000000002C6D000-memory.dmp
memory/4968-10-0x0000000002DD0000-0x0000000002DE3000-memory.dmp
memory/796-12-0x0000000000440000-0x0000000000455000-memory.dmp
memory/1516-11-0x0000000000400000-0x0000000002C6D000-memory.dmp
memory/1516-14-0x0000000002CD0000-0x0000000002DD0000-memory.dmp
memory/796-16-0x0000000000440000-0x0000000000455000-memory.dmp
memory/796-18-0x0000000000440000-0x0000000000455000-memory.dmp
memory/1516-19-0x0000000000400000-0x0000000002C6D000-memory.dmp
memory/796-20-0x0000000000440000-0x0000000000455000-memory.dmp
memory/796-21-0x0000000000440000-0x0000000000455000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-25 17:06
Reported
2024-03-25 17:08
Platform
win7-20231129-en
Max time kernel
149s
Max time network
150s
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\jtqwrirc = "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\jtqwrirc\ImagePath = "C:\\Windows\\SysWOW64\\jtqwrirc\\ddwjvsrt.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\jtqwrirc\ddwjvsrt.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1420 set thread context of 2524 | N/A | C:\Windows\SysWOW64\jtqwrirc\ddwjvsrt.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
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\de8324c81f580d5f1f3f313224f9cee2.exe
"C:\Users\Admin\AppData\Local\Temp\de8324c81f580d5f1f3f313224f9cee2.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\jtqwrirc\
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ddwjvsrt.exe" C:\Windows\SysWOW64\jtqwrirc\
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" create jtqwrirc binPath= "C:\Windows\SysWOW64\jtqwrirc\ddwjvsrt.exe /d\"C:\Users\Admin\AppData\Local\Temp\de8324c81f580d5f1f3f313224f9cee2.exe\"" type= own start= auto DisplayName= "wifi support"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" description jtqwrirc "wifi internet conection"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" start jtqwrirc
C:\Windows\SysWOW64\jtqwrirc\ddwjvsrt.exe
C:\Windows\SysWOW64\jtqwrirc\ddwjvsrt.exe /d"C:\Users\Admin\AppData\Local\Temp\de8324c81f580d5f1f3f313224f9cee2.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 |
| 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 | 52.101.11.0:25 | microsoft-com.mail.protection.outlook.com | tcp |
| US | 8.8.8.8:53 | defeatwax.ru | udp |
| US | 8.8.8.8:53 | yahoo.com | udp |
| US | 8.8.8.8:53 | mta5.am0.yahoodns.net | udp |
| US | 67.195.228.94:25 | mta5.am0.yahoodns.net | tcp |
| US | 8.8.8.8:53 | google.com | udp |
| US | 8.8.8.8:53 | smtp.google.com | udp |
| BE | 64.233.166.26:25 | 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 |
| US | 8.8.8.8:53 | refabyd.info | udp |
Files
memory/2924-1-0x0000000002D80000-0x0000000002E80000-memory.dmp
memory/2924-3-0x0000000000220000-0x0000000000233000-memory.dmp
memory/2924-4-0x0000000000400000-0x0000000002C6D000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\ddwjvsrt.exe
| MD5 | 15955627bb0532349314f9dd256f5625 |
| SHA1 | 358a42d0eb46b601f5f6ccd4a53c1654402f706b |
| SHA256 | 7d3055e4e20d9b0232ca87992744baeefd6fe0522f8a1b35c82f930f4cd9d9b8 |
| SHA512 | 8ff8c2df63cfed5f8da2c250dd4fc360b2ae5f1d7a5c2529bd83cc644e6a291d25bc8b2ee10f3d19c580495c016d7992ed12f98ac2d8d06686355bfd2f1b7c82 |
C:\Windows\SysWOW64\jtqwrirc\ddwjvsrt.exe
| MD5 | 2b112cfa3c7d070d5c21b6b7712fdde3 |
| SHA1 | 5d3f4810619830b3ca591987d717df1f862a7e29 |
| SHA256 | 46b06219996222655f87edbad59fbf4875c3b25c0b94f13e8a6fcc95453ad7de |
| SHA512 | 246fb3c00f3658849bd0918c96b23414c0d885c767895dcf65e6a523e1246247ef12213b0af2073269c9e866c692e7975513df957778ecc7e36fc94f54d6e32b |
memory/2924-8-0x0000000000400000-0x0000000002C6D000-memory.dmp
memory/2524-13-0x0000000000080000-0x0000000000095000-memory.dmp
memory/2524-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2524-10-0x0000000000080000-0x0000000000095000-memory.dmp
memory/1420-9-0x0000000000290000-0x0000000000390000-memory.dmp
memory/1420-16-0x0000000000400000-0x0000000002C6D000-memory.dmp
memory/2524-19-0x0000000000080000-0x0000000000095000-memory.dmp
memory/2524-20-0x0000000000080000-0x0000000000095000-memory.dmp
memory/2524-21-0x0000000000080000-0x0000000000095000-memory.dmp