Analysis Overview
SHA256
2127d8998f0d3f04259848e7f11e6353cf71078cacfd2c23b6276323cead9718
Threat Level: Known bad
The file f2e83482658169cfb723595f03ed4c73_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Windows security bypass
Tofsee
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
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-16 06:37
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-16 06:37
Reported
2024-04-16 06:39
Platform
win10v2004-20240226-en
Max time kernel
144s
Max time network
155s
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\eetzfolv\ImagePath = "C:\\Windows\\SysWOW64\\eetzfolv\\gidulfmf.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\f2e83482658169cfb723595f03ed4c73_JaffaCakes118.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\eetzfolv\gidulfmf.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2904 set thread context of 3696 | N/A | C:\Windows\SysWOW64\eetzfolv\gidulfmf.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\f2e83482658169cfb723595f03ed4c73_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f2e83482658169cfb723595f03ed4c73_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\eetzfolv\
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\gidulfmf.exe" C:\Windows\SysWOW64\eetzfolv\
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" create eetzfolv binPath= "C:\Windows\SysWOW64\eetzfolv\gidulfmf.exe /d\"C:\Users\Admin\AppData\Local\Temp\f2e83482658169cfb723595f03ed4c73_JaffaCakes118.exe\"" type= own start= auto DisplayName= "wifi support"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" description eetzfolv "wifi internet conection"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" start eetzfolv
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\eetzfolv\gidulfmf.exe
C:\Windows\SysWOW64\eetzfolv\gidulfmf.exe /d"C:\Users\Admin\AppData\Local\Temp\f2e83482658169cfb723595f03ed4c73_JaffaCakes118.exe"
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3644 --field-trial-handle=3084,i,4016110471176367543,14287608422419064331,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.160.190.20.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 | microsoft-com.mail.protection.outlook.com | udp |
| US | 104.47.54.36:25 | microsoft-com.mail.protection.outlook.com | tcp |
| US | 8.8.8.8:53 | 133.250.112.20.in-addr.arpa | udp |
| HK | 43.231.4.7:443 | tcp | |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 159.113.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 13.107.253.64:443 | tcp | |
| US | 8.8.8.8:53 | yahoo.com | udp |
| US | 8.8.8.8:53 | mta5.am0.yahoodns.net | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 67.195.204.72:25 | mta5.am0.yahoodns.net | tcp |
| US | 8.8.8.8:53 | 28.143.109.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | google.com | udp |
| US | 8.8.8.8:53 | smtp.google.com | udp |
| NL | 173.194.69.26:25 | smtp.google.com | tcp |
| HK | 43.231.4.7:443 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | 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 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| HK | 43.231.4.7:443 | tcp | |
| US | 8.8.8.8:53 | 93.65.42.20.in-addr.arpa | udp |
Files
memory/4028-1-0x0000000000400000-0x000000000041F000-memory.dmp
memory/4028-0-0x00000000004A0000-0x00000000004A1000-memory.dmp
memory/4028-2-0x00000000005D0000-0x00000000005D1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\gidulfmf.exe
| MD5 | 28d85f0c0190db876bb6849d34c3424d |
| SHA1 | bd38bb101ef716d9f2723a9f6a1216385a9062a5 |
| SHA256 | 66015469685512ebaac33725e2e9bb822ec4a50a10ac74cc69069719e1c9e39b |
| SHA512 | 9ae4ad4cb4e18380205787f31955d6537db4495fd6fe3417b83b6ff13f2ea0379edde9f954a2326814ab132bc2c74bdffc58bf46c0228b85212fe9573d05c09f |
memory/4028-5-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2904-8-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2904-7-0x00000000004A0000-0x00000000004A1000-memory.dmp
memory/3696-9-0x0000000000610000-0x0000000000625000-memory.dmp
memory/2904-11-0x0000000000400000-0x000000000041F000-memory.dmp
memory/3696-13-0x0000000000610000-0x0000000000625000-memory.dmp
memory/3696-14-0x0000000000610000-0x0000000000625000-memory.dmp
memory/3696-15-0x0000000000610000-0x0000000000625000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-16 06:37
Reported
2024-04-16 06:39
Platform
win7-20231129-en
Max time kernel
145s
Max time network
123s
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\qvcanwup = "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\qvcanwup\ImagePath = "C:\\Windows\\SysWOW64\\qvcanwup\\nwonwimd.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\qvcanwup\nwonwimd.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2680 set thread context of 2664 | N/A | C:\Windows\SysWOW64\qvcanwup\nwonwimd.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\f2e83482658169cfb723595f03ed4c73_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f2e83482658169cfb723595f03ed4c73_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\qvcanwup\
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\nwonwimd.exe" C:\Windows\SysWOW64\qvcanwup\
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" create qvcanwup binPath= "C:\Windows\SysWOW64\qvcanwup\nwonwimd.exe /d\"C:\Users\Admin\AppData\Local\Temp\f2e83482658169cfb723595f03ed4c73_JaffaCakes118.exe\"" type= own start= auto DisplayName= "wifi support"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" description qvcanwup "wifi internet conection"
C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" start qvcanwup
C:\Windows\SysWOW64\qvcanwup\nwonwimd.exe
C:\Windows\SysWOW64\qvcanwup\nwonwimd.exe /d"C:\Users\Admin\AppData\Local\Temp\f2e83482658169cfb723595f03ed4c73_JaffaCakes118.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 | 104.47.53.36:25 | microsoft-com.mail.protection.outlook.com | tcp |
| HK | 43.231.4.7:443 | tcp | |
| US | 8.8.8.8:53 | yahoo.com | udp |
| US | 8.8.8.8:53 | mta7.am0.yahoodns.net | udp |
| US | 98.136.96.75:25 | 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 | 173.194.69.26:25 | smtp.google.com | tcp |
| HK | 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 |
| HK | 43.231.4.7:443 | tcp |
Files
memory/3040-1-0x0000000000400000-0x000000000041F000-memory.dmp
memory/3040-0-0x0000000000250000-0x0000000000251000-memory.dmp
memory/3040-2-0x0000000000260000-0x0000000000261000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\nwonwimd.exe
| MD5 | ac9ec22f425d5273ad42836a12214315 |
| SHA1 | e3f05e090ef4e9c8331c3ad2123d7040285581f3 |
| SHA256 | 55124e8c2028af5ecc2b9392ce5e823eaebe82b1cc0e55d6a145f15c0a6a3277 |
| SHA512 | c57d555d1198128a863300ba22f425253b63a0662c14a6c11c997c51bbfd7b7d4a5cb139fa9d92b3882a04d43c8389eefa1d1854fb1d4fc023414d2f5e0cd2ed |
memory/2680-7-0x0000000000390000-0x0000000000391000-memory.dmp
memory/2664-11-0x0000000000080000-0x0000000000095000-memory.dmp
memory/2680-12-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2664-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2664-8-0x0000000000080000-0x0000000000095000-memory.dmp
memory/2664-15-0x0000000000080000-0x0000000000095000-memory.dmp
memory/3040-16-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2664-17-0x0000000000080000-0x0000000000095000-memory.dmp
memory/2664-18-0x0000000000080000-0x0000000000095000-memory.dmp
memory/2664-19-0x0000000000080000-0x0000000000095000-memory.dmp