Analysis Overview
SHA256
d71325d6cd03bc49ec0b3f3eb66984c605a02064fe8cf2bfd608769746b4b0b2
Threat Level: Known bad
The file a6100c665fd57bfde92a882459e042ab_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Modifies Windows Defender Real-time Protection settings
Windows security bypass
Windows security modification
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Drops file in Windows directory
Unsigned PE
Program crash
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-13 14:38
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-13 14:38
Reported
2024-06-13 14:40
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
147s
Command Line
Signatures
Modifies Windows Defender Real-time Protection settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
Windows security bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AutoUpdateDisableNotify = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows Services = "C:\\Windows\\T40506932020485930\\winsvcs.exe" | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows Services = "C:\\Windows\\T40506932020485930\\winsvcs.exe" | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\T40506932020485930\winsvcs.exe | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\T40506932020485930\winsvcs.exe | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\T40506932020485930 | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4672 wrote to memory of 3856 | N/A | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe | C:\Windows\T40506932020485930\winsvcs.exe |
| PID 4672 wrote to memory of 3856 | N/A | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe | C:\Windows\T40506932020485930\winsvcs.exe |
| PID 4672 wrote to memory of 3856 | N/A | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe | C:\Windows\T40506932020485930\winsvcs.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe"
C:\Windows\T40506932020485930\winsvcs.exe
C:\Windows\T40506932020485930\winsvcs.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4672 -ip 4672
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4672 -s 528
Network
| Country | Destination | Domain | Proto |
| NL | 92.63.197.48:80 | tcp | |
| NL | 92.63.197.60:80 | tcp | |
| NL | 92.63.197.112:80 | tcp | |
| US | 8.8.8.8:53 | rosugoshurgurhus.ru | udp |
| US | 8.8.8.8:53 | gsisirfjjdissofj.ru | udp |
| US | 8.8.8.8:53 | eeiieieiifigigid.ru | udp |
| US | 8.8.8.8:53 | ruuiooototoroidj.ru | udp |
| US | 8.8.8.8:53 | eogoehoshefheguh.ru | udp |
| US | 8.8.8.8:53 | sgsourfsuofgsgur.ru | udp |
| US | 8.8.8.8:53 | arosugoshurgurhusl.in | udp |
Files
memory/4672-1-0x00000000006D0000-0x00000000007D0000-memory.dmp
memory/4672-2-0x0000000000400000-0x000000000040D000-memory.dmp
C:\Windows\T40506932020485930\winsvcs.exe
| MD5 | a6100c665fd57bfde92a882459e042ab |
| SHA1 | ef38713b3079724706c9eba5aebbae7eb474fd6a |
| SHA256 | d71325d6cd03bc49ec0b3f3eb66984c605a02064fe8cf2bfd608769746b4b0b2 |
| SHA512 | 87df7eae4082f83b3ee4870f75c9528a49151892e4512330d1984361303221e4048158a828e23ad89cf7b14d6239da590f27b2f55ff18bfc52abf3d20d37d136 |
memory/4672-8-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3856-10-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3856-11-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3856-12-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3856-15-0x0000000000400000-0x000000000042F000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-13 14:38
Reported
2024-06-13 14:40
Platform
win7-20240611-en
Max time kernel
151s
Max time network
158s
Command Line
Signatures
Modifies Windows Defender Real-time Protection settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
Windows security bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesOverride = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AutoUpdateDisableNotify = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesOverride = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Windows\T40506932020485930\winsvcs.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows Services = "C:\\Windows\\T40506932020485930\\winsvcs.exe" | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows Services = "C:\\Windows\\T40506932020485930\\winsvcs.exe" | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\T40506932020485930\winsvcs.exe | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\T40506932020485930\winsvcs.exe | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\T40506932020485930 | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2104 wrote to memory of 1312 | N/A | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe | C:\Windows\T40506932020485930\winsvcs.exe |
| PID 2104 wrote to memory of 1312 | N/A | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe | C:\Windows\T40506932020485930\winsvcs.exe |
| PID 2104 wrote to memory of 1312 | N/A | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe | C:\Windows\T40506932020485930\winsvcs.exe |
| PID 2104 wrote to memory of 1312 | N/A | C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe | C:\Windows\T40506932020485930\winsvcs.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a6100c665fd57bfde92a882459e042ab_JaffaCakes118.exe"
C:\Windows\T40506932020485930\winsvcs.exe
C:\Windows\T40506932020485930\winsvcs.exe
Network
| Country | Destination | Domain | Proto |
| NL | 92.63.197.48:80 | tcp | |
| NL | 92.63.197.48:80 | tcp | |
| NL | 92.63.197.60:80 | tcp | |
| NL | 92.63.197.60:80 | tcp | |
| NL | 92.63.197.112:80 | tcp | |
| NL | 92.63.197.112:80 | tcp | |
| US | 8.8.8.8:53 | rosugoshurgurhus.ru | udp |
| US | 8.8.8.8:53 | gsisirfjjdissofj.ru | udp |
| US | 8.8.8.8:53 | rgouusrsuoonenue.ru | udp |
| US | 8.8.8.8:53 | euignjsosjfhgidi.ru | udp |
| US | 8.8.8.8:53 | oegoafaueoueuueu.ru | udp |
| US | 8.8.8.8:53 | eueininiavaeiiae.ru | udp |
| US | 8.8.8.8:53 | nfaiiaeiinbbivii.ru | udp |
| US | 8.8.8.8:53 | pppsooodlldliifi.ru | udp |
| US | 8.8.8.8:53 | aigiaeuiuueueuer.ru | udp |
| US | 8.8.8.8:53 | cnnaiisdiififiur.ru | udp |
| US | 8.8.8.8:53 | eeiieieiifigigid.ru | udp |
| US | 8.8.8.8:53 | ruuiooototoroidj.ru | udp |
| US | 8.8.8.8:53 | ddissisifigifidi.ru | udp |
| US | 8.8.8.8:53 | cicicicciicciiis.ru | udp |
| US | 8.8.8.8:53 | ssorgurufsogusru.ru | udp |
| US | 8.8.8.8:53 | eoppgjrsokoedosh.ru | udp |
| US | 8.8.8.8:53 | geoaueoafugaeije.ru | udp |
| US | 8.8.8.8:53 | nnvmmsiisirurutt.ru | udp |
Files
memory/2104-1-0x00000000004F0000-0x00000000005F0000-memory.dmp
memory/2104-2-0x0000000000400000-0x000000000040D000-memory.dmp
\Windows\T40506932020485930\winsvcs.exe
| MD5 | a6100c665fd57bfde92a882459e042ab |
| SHA1 | ef38713b3079724706c9eba5aebbae7eb474fd6a |
| SHA256 | d71325d6cd03bc49ec0b3f3eb66984c605a02064fe8cf2bfd608769746b4b0b2 |
| SHA512 | 87df7eae4082f83b3ee4870f75c9528a49151892e4512330d1984361303221e4048158a828e23ad89cf7b14d6239da590f27b2f55ff18bfc52abf3d20d37d136 |
memory/2104-12-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1312-14-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1312-15-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1312-19-0x0000000000400000-0x000000000042F000-memory.dmp