Analysis Overview
SHA256
0af3bcc26eecebcc4e5c86819edf001bbc09db78c2e6b83160293312c4a37ef7
Threat Level: Known bad
The file 646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Darkcomet
Windows security bypass
Modifies WinLogon for persistence
Windows security modification
Checks BIOS information in registry
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Enumerates system info in registry
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-22 19:04
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-22 19:04
Reported
2024-07-22 19:33
Platform
win7-20240705-en
Max time kernel
121s
Max time network
123s
Command Line
Signatures
Darkcomet
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\system32/drivers/drivers/driv/driverinstall/driver" | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
Windows security bypass
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\driverinstall = "C:\\system32/drivers/drivers/driv/driverinstall/driver" | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2672 set thread context of 1280 | N/A | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe |
| PID 1280 set thread context of 2836 | N/A | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | C:\Windows\SysWOW64\explorer.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\explorer.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe"
C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 236
Network
Files
memory/1280-0-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/1280-8-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/1280-19-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2672-18-0x0000000000400000-0x00000000004AC000-memory.dmp
memory/1280-17-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/1280-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/1280-12-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/1280-10-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/1280-7-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/1280-4-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/1280-2-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/1280-14-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/1280-20-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/1280-23-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/1280-22-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/1280-21-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2836-28-0x0000000000400000-0x00000000004AC000-memory.dmp
memory/2836-35-0x0000000000400000-0x00000000004AC000-memory.dmp
memory/2836-33-0x0000000000400000-0x00000000004AC000-memory.dmp
memory/2836-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2836-24-0x0000000000400000-0x00000000004AC000-memory.dmp
memory/1280-34-0x0000000000400000-0x00000000004B0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-22 19:04
Reported
2024-07-22 19:33
Platform
win10v2004-20240709-en
Max time kernel
150s
Max time network
153s
Command Line
Signatures
Darkcomet
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\system32/drivers/drivers/driv/driverinstall/driver" | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
Windows security bypass
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\driverinstall = "C:\\system32/drivers/drivers/driv/driverinstall/driver" | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1708 set thread context of 3152 | N/A | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier | C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\646ae77a2a1e3b77d67f3fbfbad0c196_JaffaCakes118.exe"
C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 71.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 192.142.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
| US | 8.8.8.8:53 | cyilmaz94.no-ip.org | udp |
Files
memory/3152-0-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-1-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/1708-2-0x0000000000400000-0x00000000004AC000-memory.dmp
memory/3152-3-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-4-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-6-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-5-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-8-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-7-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-9-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-10-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-11-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-12-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-13-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-14-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-15-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-16-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-17-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-18-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-19-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-20-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-21-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/3152-22-0x0000000000400000-0x00000000004B0000-memory.dmp