Analysis Overview
SHA256
022e216bc025cf6c4dd9b478f81bf6290b933ec78488696f7a9b88199d7739a0
Threat Level: Known bad
The file 8399e22a618497da4fb73205fdecebcd_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Modifies WinLogon for persistence
Modifies firewall policy service
Darkcomet
Modifies security service
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-09 21:25
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-09 21:25
Reported
2024-08-09 21:27
Platform
win7-20240708-en
Max time kernel
150s
Max time network
119s
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:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\8399e22a618497da4fb73205fdecebcd_JaffaCakes118.exe | N/A |
Modifies firewall policy service
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
Modifies security service
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4" | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8399e22a618497da4fb73205fdecebcd_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8399e22a618497da4fb73205fdecebcd_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\8399e22a618497da4fb73205fdecebcd_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\notepad.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\8399e22a618497da4fb73205fdecebcd_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\8399e22a618497da4fb73205fdecebcd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8399e22a618497da4fb73205fdecebcd_JaffaCakes118.exe"
C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
C:\Windows\SysWOW64\notepad.exe
notepad
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
Files
memory/2688-1-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2688-5-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2688-7-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2688-8-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2688-10-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2688-9-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2688-6-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2688-11-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2688-4-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2688-3-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2688-0-0x0000000000401000-0x0000000000403000-memory.dmp
memory/2688-14-0x0000000000400000-0x00000000004CE000-memory.dmp
\Users\Admin\Documents\MSDCSC\msdcsc.exe
| MD5 | 8399e22a618497da4fb73205fdecebcd |
| SHA1 | 7ead998adc1969b7917195e76188bbce7f1c6f4a |
| SHA256 | 022e216bc025cf6c4dd9b478f81bf6290b933ec78488696f7a9b88199d7739a0 |
| SHA512 | 3e5de840115b3c33dc1b384d3353a8ac933259836cd83c1333e71dde3e6c08a69cd91134903c12ad40b44356c60cbdc077f5fbecc16d43c17cb386dd48becf05 |
memory/2700-26-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2700-25-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2700-24-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2700-27-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2584-67-0x00000000002D0000-0x00000000002D1000-memory.dmp
memory/2700-29-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2584-28-0x00000000000C0000-0x00000000000C1000-memory.dmp
memory/2700-69-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2700-70-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2700-72-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2700-71-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2700-73-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2700-74-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2700-75-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2700-76-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2700-77-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2700-78-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2700-79-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2700-80-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2700-81-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2700-82-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2700-83-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/2700-84-0x0000000000400000-0x00000000004CE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-09 21:25
Reported
2024-08-09 21:27
Platform
win10v2004-20240802-en
Max time kernel
150s
Max time network
151s
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:\\Users\\Admin\\Documents\\MSDCSC\\kWFty2jHXpbm\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\8399e22a618497da4fb73205fdecebcd_JaffaCakes118.exe | N/A |
Modifies firewall policy service
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile | C:\Users\Admin\AppData\Local\Temp\8399e22a618497da4fb73205fdecebcd_JaffaCakes118.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" | C:\Users\Admin\AppData\Local\Temp\8399e22a618497da4fb73205fdecebcd_JaffaCakes118.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" | C:\Users\Admin\AppData\Local\Temp\8399e22a618497da4fb73205fdecebcd_JaffaCakes118.exe | N/A |
Modifies security service
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4" | C:\Users\Admin\AppData\Local\Temp\8399e22a618497da4fb73205fdecebcd_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\kWFty2jHXpbm\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\8399e22a618497da4fb73205fdecebcd_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\notepad.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\8399e22a618497da4fb73205fdecebcd_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8399e22a618497da4fb73205fdecebcd_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\8399e22a618497da4fb73205fdecebcd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8399e22a618497da4fb73205fdecebcd_JaffaCakes118.exe"
C:\Windows\SysWOW64\notepad.exe
notepad
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | mw2511.no-ip.info | 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 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | 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 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
| US | 8.8.8.8:53 | mw2511.no-ip.info | udp |
Files
memory/1104-0-0x0000000000401000-0x0000000000403000-memory.dmp
memory/1104-1-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-3-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-4-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-5-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-6-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-7-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-8-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-9-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-10-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-11-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1204-13-0x0000000000B80000-0x0000000000B81000-memory.dmp
memory/1104-12-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-14-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-15-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-16-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-17-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-18-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-19-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-21-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-20-0x0000000000401000-0x0000000000403000-memory.dmp
memory/1104-22-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-23-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-24-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-25-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-26-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-27-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-28-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-29-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-30-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-31-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-32-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/1104-33-0x0000000000400000-0x00000000004CE000-memory.dmp