Analysis Overview
SHA256
e62a4691aa6400e577127e91a57a6b3a8636836b234c885099dffd90be98f072
Threat Level: Known bad
The file fb8e1534329adc7639e908f62b48bb52_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Modifies firewall policy service
Darkcomet
Modifies WinLogon for persistence
Darkcomet family
Sets file to hidden
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Views/modifies file attributes
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-04-20 00:53
Signatures
Darkcomet family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-20 00:53
Reported
2024-04-20 00:55
Platform
win7-20240215-en
Max time kernel
150s
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:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\fb8e1534329adc7639e908f62b48bb52_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\Documents\MSDCSC\msdcsc.exe | N/A |
| 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 |
Sets file to hidden
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\attrib.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\fb8e1534329adc7639e908f62b48bb52_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fb8e1534329adc7639e908f62b48bb52_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\fb8e1534329adc7639e908f62b48bb52_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | 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
Views/modifies file attributes
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\fb8e1534329adc7639e908f62b48bb52_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fb8e1534329adc7639e908f62b48bb52_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\fb8e1534329adc7639e908f62b48bb52_JaffaCakes118.exe" +s +h
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
C:\Windows\SysWOW64\attrib.exe
attrib "C:\Users\Admin\AppData\Local\Temp\fb8e1534329adc7639e908f62b48bb52_JaffaCakes118.exe" +s +h
C:\Windows\SysWOW64\attrib.exe
attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe"
C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
C:\Windows\SysWOW64\notepad.exe
notepad
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
Files
memory/1956-0-0x0000000000260000-0x0000000000261000-memory.dmp
\Users\Admin\Documents\MSDCSC\msdcsc.exe
| MD5 | fb8e1534329adc7639e908f62b48bb52 |
| SHA1 | 82385f786fe919ec65311c36280ec7d2de02c564 |
| SHA256 | e62a4691aa6400e577127e91a57a6b3a8636836b234c885099dffd90be98f072 |
| SHA512 | 55f58d7f8698bd53c94cea21e7d98ab67cf47a1b2614b1aa19f67716691b947723d8559a54cb98f10a7a5483883accfef674c53f01c2a4ee94acc93ab0ea341f |
memory/2588-11-0x00000000003E0000-0x00000000003E1000-memory.dmp
memory/2400-13-0x0000000000080000-0x0000000000081000-memory.dmp
memory/2400-38-0x0000000001E70000-0x0000000001E71000-memory.dmp
memory/1956-39-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2588-40-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2588-41-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2588-42-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2588-43-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2588-44-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2588-45-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2588-46-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2588-47-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2588-48-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2588-49-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2588-50-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2588-51-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2588-52-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2588-53-0x0000000000400000-0x00000000004CA000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-20 00:53
Reported
2024-04-20 00:55
Platform
win10v2004-20240226-en
Max time kernel
154s
Max time network
160s
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\fb8e1534329adc7639e908f62b48bb52_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\Documents\MSDCSC\msdcsc.exe | N/A |
| 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:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
Sets file to hidden
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\attrib.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\fb8e1534329adc7639e908f62b48bb52_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\fb8e1534329adc7639e908f62b48bb52_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 5108 set thread context of 2228 | N/A | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | C:\Program Files (x86)\Internet Explorer\iexplore.exe |
Enumerates physical storage devices
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
Suspicious use of WriteProcessMemory
Views/modifies file attributes
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\fb8e1534329adc7639e908f62b48bb52_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fb8e1534329adc7639e908f62b48bb52_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\fb8e1534329adc7639e908f62b48bb52_JaffaCakes118.exe" +s +h
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
C:\Windows\SysWOW64\attrib.exe
attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
C:\Windows\SysWOW64\attrib.exe
attrib "C:\Users\Admin\AppData\Local\Temp\fb8e1534329adc7639e908f62b48bb52_JaffaCakes118.exe" +s +h
C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe"
C:\Windows\SysWOW64\notepad.exe
notepad
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=3972 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | 42.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | 170.253.116.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
| US | 8.8.8.8:53 | soronopkzelite.no-ip.org | udp |
Files
memory/1804-0-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1804-1-0x00000000023D0000-0x00000000023D1000-memory.dmp
C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
| MD5 | fb8e1534329adc7639e908f62b48bb52 |
| SHA1 | 82385f786fe919ec65311c36280ec7d2de02c564 |
| SHA256 | e62a4691aa6400e577127e91a57a6b3a8636836b234c885099dffd90be98f072 |
| SHA512 | 55f58d7f8698bd53c94cea21e7d98ab67cf47a1b2614b1aa19f67716691b947723d8559a54cb98f10a7a5483883accfef674c53f01c2a4ee94acc93ab0ea341f |
memory/1804-14-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/5108-15-0x00000000006B0000-0x00000000006B1000-memory.dmp
memory/2228-16-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/5108-17-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1392-18-0x0000000000230000-0x0000000000231000-memory.dmp