Analysis Overview
SHA256
43ec58e9b111f2361351bb49da4ca369eda71594d491e0299665f871e79e71bd
Threat Level: Known bad
The file JaffaCakes118_2ba680c520ca8588fb75db254cc0d470 was found to be: Known bad.
Malicious Activity Summary
Modifies firewall policy service
Darkcomet
Modifies WinLogon for persistence
Windows security bypass
Darkcomet family
Modifies security service
Disables Task Manager via registry modification
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Windows security modification
Adds Run key to start application
Drops file in System32 directory
Unsigned PE
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System policy modification
Modifies registry class
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2025-02-27 07:30
Signatures
Darkcomet family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2025-02-27 07:30
Reported
2025-02-27 07:33
Platform
win7-20240903-en
Max time kernel
150s
Max time network
123s
Command Line
Signatures
Darkcomet
Darkcomet family
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:\\Windows\\system32\\IBo0S\\euYdH.exe" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.exe | N/A |
Modifies firewall policy service
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
Modifies security service
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4" | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
Windows security bypass
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
Disables Task Manager via registry modification
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\Ux2rc = "C:\\Windows\\system32\\IBo0S\\euYdH.exe" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\Ux2rc = "C:\\Windows\\system32\\IBo0S\\euYdH.exe" | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\IBo0S\euYdH.exe | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\IBo0S\euYdH.exe | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\IBo0S\ | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.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\IBo0S\euYdH.exe | N/A |
| 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\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1" | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.exe"
C:\Windows\SysWOW64\IBo0S\euYdH.exe
"C:\Windows\system32\IBo0S\euYdH.exe"
C:\Windows\SysWOW64\notepad.exe
notepad
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
Files
memory/2736-0-0x0000000000260000-0x0000000000261000-memory.dmp
C:\Windows\SysWOW64\IBo0S\euYdH.exe
| MD5 | 2ba680c520ca8588fb75db254cc0d470 |
| SHA1 | 15ac9301840cd06aa0f33257126eecf23f6c1471 |
| SHA256 | 43ec58e9b111f2361351bb49da4ca369eda71594d491e0299665f871e79e71bd |
| SHA512 | 7b1f79749cc4ec22f119eacb197842ff596071698cb18aadee8f131ca33888665298c8080b236fc472c567507c614322270906f6a01ae4b788249df6874ae16a |
memory/2184-12-0x0000000000080000-0x0000000000081000-memory.dmp
memory/2184-50-0x0000000000420000-0x0000000000421000-memory.dmp
memory/2736-51-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2812-52-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2812-53-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2812-54-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2812-55-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2812-56-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2812-57-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2812-58-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2812-59-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2812-60-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2812-61-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2812-62-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2812-63-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2812-64-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2812-65-0x0000000000400000-0x00000000004BA000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2025-02-27 07:30
Reported
2025-02-27 07:33
Platform
win10v2004-20250217-en
Max time kernel
150s
Max time network
147s
Command Line
Signatures
Darkcomet
Darkcomet family
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:\\Windows\\system32\\IBo0S\\euYdH.exe" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.exe | N/A |
Modifies firewall policy service
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
Modifies security service
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4" | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
Windows security bypass
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
Disables Task Manager via registry modification
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-100612193-3312047696-905266872-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-100612193-3312047696-905266872-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Ux2rc = "C:\\Windows\\system32\\IBo0S\\euYdH.exe" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-100612193-3312047696-905266872-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Ux2rc = "C:\\Windows\\system32\\IBo0S\\euYdH.exe" | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\IBo0S\euYdH.exe | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\IBo0S\euYdH.exe | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\IBo0S\ | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.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\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1" | C:\Windows\SysWOW64\IBo0S\euYdH.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ba680c520ca8588fb75db254cc0d470.exe"
C:\Windows\SysWOW64\IBo0S\euYdH.exe
"C:\Windows\system32\IBo0S\euYdH.exe"
C:\Windows\SysWOW64\notepad.exe
notepad
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
| US | 8.8.8.8:53 | craxxhack.zapto.org | udp |
Files
memory/4816-0-0x0000000002260000-0x0000000002261000-memory.dmp
C:\Windows\SysWOW64\IBo0S\euYdH.exe
| MD5 | 2ba680c520ca8588fb75db254cc0d470 |
| SHA1 | 15ac9301840cd06aa0f33257126eecf23f6c1471 |
| SHA256 | 43ec58e9b111f2361351bb49da4ca369eda71594d491e0299665f871e79e71bd |
| SHA512 | 7b1f79749cc4ec22f119eacb197842ff596071698cb18aadee8f131ca33888665298c8080b236fc472c567507c614322270906f6a01ae4b788249df6874ae16a |
memory/2444-61-0x0000000002700000-0x0000000002701000-memory.dmp
memory/1792-62-0x00000000006B0000-0x00000000006B1000-memory.dmp
memory/4816-63-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2444-64-0x0000000002700000-0x0000000002701000-memory.dmp
memory/2444-65-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2444-66-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2444-67-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2444-68-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2444-69-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2444-70-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2444-71-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2444-72-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2444-73-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2444-74-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2444-75-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2444-76-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2444-77-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2444-78-0x0000000000400000-0x00000000004BA000-memory.dmp