Analysis Overview
SHA256
3764002f8b40e8752ba731f80116fa83adff90d1e142cd1a8973515418d97d7b
Threat Level: Known bad
The file JaffaCakes118_2ad0882bd65c724bc72a5551cfc4deac was found to be: Known bad.
Malicious Activity Summary
Modifies WinLogon for persistence
Darkcomet
Darkcomet family
Disables RegEdit via registry modification
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Adds Run key to start application
UPX packed file
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2025-02-27 04:49
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
2025-02-27 04:49
Reported
2025-02-27 04:52
Platform
win7-20240903-en
Max time kernel
150s
Max time network
138s
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:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.bat" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ad0882bd65c724bc72a5551cfc4deac.exe | N/A |
Disables RegEdit via registry modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" | C:\Users\Admin\Documents\MSDCSC\msdcsc.bat | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\MSDCSC\msdcsc.bat | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ad0882bd65c724bc72a5551cfc4deac.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ad0882bd65c724bc72a5551cfc4deac.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.bat" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ad0882bd65c724bc72a5551cfc4deac.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.bat" | C:\Users\Admin\Documents\MSDCSC\msdcsc.bat | 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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| 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:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ad0882bd65c724bc72a5551cfc4deac.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\Documents\MSDCSC\msdcsc.bat | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\notepad.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\MSDCSC\msdcsc.bat | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\MSDCSC\msdcsc.bat | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ad0882bd65c724bc72a5551cfc4deac.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ad0882bd65c724bc72a5551cfc4deac.exe"
C:\Users\Admin\Documents\MSDCSC\msdcsc.bat
"C:\Users\Admin\Documents\MSDCSC\msdcsc.bat"
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 |
| IQ | 62.201.240.82:1604 | tcp | |
| IQ | 62.201.240.82:1604 | tcp | |
| IQ | 62.201.240.82:1604 | tcp | |
| IQ | 62.201.240.82:1604 | tcp | |
| IQ | 62.201.240.82:1604 | tcp | |
| IQ | 62.201.240.82:1604 | tcp | |
| IQ | 62.201.240.82:1604 | tcp | |
| IQ | 62.201.240.82:1604 | tcp |
Files
memory/2828-0-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2828-1-0x0000000000260000-0x0000000000261000-memory.dmp
\Users\Admin\Documents\MSDCSC\msdcsc.bat
| MD5 | 2ad0882bd65c724bc72a5551cfc4deac |
| SHA1 | aa4ad1269bc7852513c2c09b3b83f19b62b370e4 |
| SHA256 | 3764002f8b40e8752ba731f80116fa83adff90d1e142cd1a8973515418d97d7b |
| SHA512 | f554741dc123ead7faff2342467609385f020feb12c330c8090a65635c1d3cc95322a5ef886b9e88b07f60af5920babeeb6917f016c693311cdc4db352449aee |
memory/1832-14-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2828-12-0x0000000003C70000-0x0000000003D27000-memory.dmp
memory/2828-11-0x0000000003C70000-0x0000000003D27000-memory.dmp
memory/1832-15-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2128-46-0x0000000000200000-0x0000000000201000-memory.dmp
memory/2128-17-0x0000000000080000-0x0000000000081000-memory.dmp
memory/2828-47-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/1832-48-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/1832-49-0x0000000000270000-0x0000000000271000-memory.dmp
memory/1832-52-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/1832-54-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/1832-56-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/1832-60-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/1832-62-0x0000000000400000-0x00000000004B7000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2025-02-27 04:49
Reported
2025-02-27 04:52
Platform
win10v2004-20250217-en
Max time kernel
150s
Max time network
144s
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:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.bat" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ad0882bd65c724bc72a5551cfc4deac.exe | N/A |
Disables RegEdit via registry modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" | C:\Users\Admin\Documents\MSDCSC\msdcsc.bat | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ad0882bd65c724bc72a5551cfc4deac.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\MSDCSC\msdcsc.bat | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.bat" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ad0882bd65c724bc72a5551cfc4deac.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.bat" | C:\Users\Admin\Documents\MSDCSC\msdcsc.bat | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.bat" | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 780 set thread context of 3456 | N/A | C:\Users\Admin\Documents\MSDCSC\msdcsc.bat | C:\Program Files (x86)\Internet Explorer\iexplore.exe |
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 |
| 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:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ad0882bd65c724bc72a5551cfc4deac.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\Documents\MSDCSC\msdcsc.bat | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\notepad.exe | N/A |
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
Processes
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ad0882bd65c724bc72a5551cfc4deac.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2ad0882bd65c724bc72a5551cfc4deac.exe"
C:\Users\Admin\Documents\MSDCSC\msdcsc.bat
"C:\Users\Admin\Documents\MSDCSC\msdcsc.bat"
C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe"
C:\Windows\SysWOW64\notepad.exe
notepad
Network
| Country | Destination | Domain | Proto |
| IQ | 62.201.240.82:1604 | tcp | |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| IQ | 62.201.240.82:1604 | tcp | |
| 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 |
| IQ | 62.201.240.82:1604 | tcp | |
| IQ | 62.201.240.82:1604 | tcp | |
| IQ | 62.201.240.82:1604 | tcp | |
| IQ | 62.201.240.82:1604 | tcp | |
| IQ | 62.201.240.82:1604 | tcp | |
| IQ | 62.201.240.82:1604 | tcp |
Files
memory/3744-0-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/3744-1-0x0000000002350000-0x0000000002351000-memory.dmp
C:\Users\Admin\Documents\MSDCSC\msdcsc.bat
| MD5 | 2ad0882bd65c724bc72a5551cfc4deac |
| SHA1 | aa4ad1269bc7852513c2c09b3b83f19b62b370e4 |
| SHA256 | 3764002f8b40e8752ba731f80116fa83adff90d1e142cd1a8973515418d97d7b |
| SHA512 | f554741dc123ead7faff2342467609385f020feb12c330c8090a65635c1d3cc95322a5ef886b9e88b07f60af5920babeeb6917f016c693311cdc4db352449aee |
memory/780-8-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/780-9-0x00000000007D0000-0x00000000007D1000-memory.dmp
memory/3456-10-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/780-12-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/1192-13-0x0000000000F80000-0x0000000000F81000-memory.dmp
memory/3744-15-0x0000000000400000-0x00000000004B7000-memory.dmp