Analysis Overview
SHA256
d1b8b52a402137388c47a442d9d8949a650038576fdd6b4c25b0d77d05b08f99
Threat Level: Known bad
The file e591794ac8a8dde705c0ca76009423a8_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Windows security bypass
Disables taskbar notifications via registry modification
Loads dropped DLL
Windows security modification
Executes dropped EXE
Deletes itself
Adds Run key to start application
Unsigned PE
Program crash
Suspicious use of SetWindowsHookEx
Suspicious use of FindShellTrayWindow
Suspicious behavior: EnumeratesProcesses
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-07 18:23
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-07 18:23
Reported
2024-04-07 18:25
Platform
win7-20240221-en
Max time kernel
147s
Max time network
120s
Command Line
Signatures
Windows security bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" | C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" | C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe | N/A |
Disables taskbar notifications via registry modification
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\svc | C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Security Center\svc | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" | C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" | C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Security Center\svc | C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\svc | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\043A6AEB00014973000AB27FB4EB2331 = "C:\\ProgramData\\043A6AEB00014973000AB27FB4EB2331\\043A6AEB00014973000AB27FB4EB2331.exe" | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
| N/A | N/A | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
| N/A | N/A | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
| N/A | N/A | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
| N/A | N/A | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
| N/A | N/A | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2300 wrote to memory of 2768 | N/A | C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe |
| PID 2300 wrote to memory of 2768 | N/A | C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe |
| PID 2300 wrote to memory of 2768 | N/A | C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe |
| PID 2300 wrote to memory of 2768 | N/A | C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe | C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe"
C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe
"C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe" "C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe"
Network
| Country | Destination | Domain | Proto |
| CN | 122.224.18.199:80 | tcp | |
| CN | 122.224.18.199:80 | tcp | |
| CN | 122.224.18.199:80 | tcp | |
| CN | 122.224.18.199:80 | tcp |
Files
memory/2300-0-0x0000000001DA0000-0x0000000001DA1000-memory.dmp
memory/2300-2-0x0000000000410000-0x00000000004D8000-memory.dmp
memory/2300-1-0x00000000001B0000-0x00000000001B1000-memory.dmp
memory/2300-4-0x0000000000410000-0x00000000004D8000-memory.dmp
memory/2300-5-0x0000000000410000-0x00000000004D8000-memory.dmp
memory/2300-7-0x00000000001C0000-0x00000000001C2000-memory.dmp
memory/2300-6-0x0000000000410000-0x00000000004D8000-memory.dmp
C:\ProgramData\043A6AEB00014973000AB27FB4EB2331\043A6AEB00014973000AB27FB4EB2331.exe
| MD5 | e591794ac8a8dde705c0ca76009423a8 |
| SHA1 | 222915759d4d972ad6b89c69ec16b9ce608162fe |
| SHA256 | d1b8b52a402137388c47a442d9d8949a650038576fdd6b4c25b0d77d05b08f99 |
| SHA512 | fa595b756158831c0c3a83a2c5b0c9052b47af61b58bff83f2805d500300d71d2d614476670dd380cfda875a5726c06f51aaff7504f993b10815ba9dd53fc5a5 |
memory/2768-16-0x0000000000280000-0x0000000000281000-memory.dmp
memory/2768-18-0x0000000000410000-0x00000000004D8000-memory.dmp
memory/2768-21-0x0000000000410000-0x00000000004D8000-memory.dmp
memory/2768-22-0x0000000000410000-0x00000000004D8000-memory.dmp
memory/2768-23-0x00000000002A0000-0x00000000002A2000-memory.dmp
memory/2300-27-0x0000000000410000-0x00000000004D8000-memory.dmp
memory/2768-28-0x0000000000410000-0x00000000004D8000-memory.dmp
memory/2300-29-0x0000000001DA0000-0x0000000001DA1000-memory.dmp
memory/2300-36-0x0000000000410000-0x00000000004D8000-memory.dmp
memory/2768-39-0x0000000000410000-0x00000000004D8000-memory.dmp
memory/2768-40-0x0000000000410000-0x00000000004D8000-memory.dmp
memory/2768-41-0x0000000000410000-0x00000000004D8000-memory.dmp
memory/2768-45-0x0000000000410000-0x00000000004D8000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-07 18:23
Reported
2024-04-07 18:25
Platform
win10v2004-20240226-en
Max time kernel
149s
Max time network
152s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e591794ac8a8dde705c0ca76009423a8_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2124 -ip 2124
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 372
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 216.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.143.109.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.173.189.20.in-addr.arpa | udp |