Analysis Overview
SHA256
a49d59a40c1092fad50d6df664f66bc11593402f0bf0e37720f1ffa01d568532
Threat Level: Known bad
The file 8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Modifies security service
Windows security bypass
Modifies firewall policy service
Darkcomet
Darkcomet family
Disables RegEdit via registry modification
Sets file to hidden
Disables Task Manager via registry modification
Windows security modification
Checks computer location settings
UPX packed file
System Location Discovery: System Language Discovery
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: GetForegroundWindowSpam
Views/modifies file attributes
System policy modification
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-04 01:47
Signatures
Darkcomet family
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-04 01:47
Reported
2024-11-04 03:14
Platform
win7-20241010-en
Max time kernel
141s
Max time network
149s
Command Line
Signatures
Darkcomet
Darkcomet family
Modifies firewall policy service
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_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\8e8ba0662043efda7aec96dd1e1bb7c3_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\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
Disables RegEdit via registry modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
Disables Task Manager via registry modification
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 |
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\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | 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\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\attrib.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\attrib.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1" | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
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\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_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\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe" +s +h
C:\Windows\SysWOW64\attrib.exe
attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
Network
| Country | Destination | Domain | Proto |
| N/A | 192.168.0.163:25565 | tcp | |
| N/A | 192.168.0.163:25565 | tcp | |
| N/A | 192.168.0.163:25565 | tcp | |
| N/A | 192.168.0.163:25565 | tcp | |
| N/A | 192.168.0.163:25565 | tcp | |
| N/A | 192.168.0.163:25565 | tcp | |
| N/A | 192.168.0.163:25565 | tcp |
Files
memory/2104-0-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2104-1-0x0000000000300000-0x0000000000301000-memory.dmp
memory/2104-2-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2104-5-0x0000000000400000-0x00000000004BA000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-04 01:47
Reported
2024-11-04 03:12
Platform
win10v2004-20241007-en
Max time kernel
141s
Max time network
151s
Command Line
Signatures
Darkcomet
Darkcomet family
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\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_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\8e8ba0662043efda7aec96dd1e1bb7c3_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\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
Disables RegEdit via registry modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
Disables Task Manager via registry modification
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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_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\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | 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\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\attrib.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\attrib.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1" | C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe | N/A |
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\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\8e8ba0662043efda7aec96dd1e1bb7c3_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\8e8ba0662043efda7aec96dd1e1bb7c3_JaffaCakes118.exe" +s +h
C:\Windows\SysWOW64\attrib.exe
attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| N/A | 192.168.0.163:25565 | tcp | |
| N/A | 192.168.0.163:25565 | tcp | |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| N/A | 192.168.0.163:25565 | tcp | |
| US | 8.8.8.8:53 | 102.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| N/A | 192.168.0.163:25565 | tcp | |
| N/A | 192.168.0.163:25565 | tcp | |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| N/A | 192.168.0.163:25565 | tcp | |
| N/A | 192.168.0.163:25565 | tcp |
Files
memory/5116-0-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/5116-1-0x0000000000AD0000-0x0000000000AD1000-memory.dmp
memory/5116-2-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/5116-4-0x0000000000AD0000-0x0000000000AD1000-memory.dmp
memory/5116-6-0x0000000000400000-0x00000000004BA000-memory.dmp