Analysis Overview
SHA256
61e7b3bb8058709bee55672ac85b66b083baeae7235d5016fcddeed5c6917db9
Threat Level: Known bad
The file 83e0ddac12acdb27da50f5dced06226f_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Darkcomet family
Darkcomet
Modifies WinLogon for persistence
UPX packed file
Checks computer location settings
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 WriteProcessMemory
Modifies registry class
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-09 22:55
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: behavioral2
Detonation Overview
Submitted
2024-08-09 22:55
Reported
2024-08-09 22:57
Platform
win10v2004-20240802-en
Max time kernel
150s
Max time network
147s
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\\Desktop\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_JaffaCakes118.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Desktop\MSDCSC\msdcsc.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Desktop\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_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:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\Desktop\MSDCSC\msdcsc.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\83e0ddac12acdb27da50f5dced06226f_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Desktop\MSDCSC\msdcsc.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2596 wrote to memory of 4112 | N/A | C:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_JaffaCakes118.exe | C:\Users\Admin\Desktop\MSDCSC\msdcsc.exe |
| PID 2596 wrote to memory of 4112 | N/A | C:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_JaffaCakes118.exe | C:\Users\Admin\Desktop\MSDCSC\msdcsc.exe |
| PID 2596 wrote to memory of 4112 | N/A | C:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_JaffaCakes118.exe | C:\Users\Admin\Desktop\MSDCSC\msdcsc.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_JaffaCakes118.exe"
C:\Users\Admin\Desktop\MSDCSC\msdcsc.exe
"C:\Users\Admin\Desktop\MSDCSC\msdcsc.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | 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 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
Files
memory/2596-0-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2596-1-0x00000000022B0000-0x00000000022B1000-memory.dmp
C:\Users\Admin\Desktop\MSDCSC\msdcsc.exe
| MD5 | 83e0ddac12acdb27da50f5dced06226f |
| SHA1 | e3dd811dbc691b529b84fa9b6cc053f04373e217 |
| SHA256 | 61e7b3bb8058709bee55672ac85b66b083baeae7235d5016fcddeed5c6917db9 |
| SHA512 | 2bbbc70c1ad09b339cd060b0e33321f9d79c391cda58ba5e5d60078a66359c74de33cd1a6592122e4129102567c18ac9361ca046e4a914966cb1edf0ed1a15a9 |
memory/4112-62-0x00000000006A0000-0x00000000006A1000-memory.dmp
memory/2596-63-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/4112-64-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/4112-65-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/4112-66-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/4112-67-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/4112-68-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/4112-69-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/4112-70-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/4112-71-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/4112-72-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/4112-73-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/4112-74-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/4112-75-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/4112-76-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/4112-77-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/4112-78-0x0000000000400000-0x00000000004EB000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-09 22:55
Reported
2024-08-09 22:57
Platform
win7-20240708-en
Max time kernel
150s
Max time network
121s
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\\Desktop\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Desktop\MSDCSC\msdcsc.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_JaffaCakes118.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Desktop\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_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:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\Desktop\MSDCSC\msdcsc.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Desktop\MSDCSC\msdcsc.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2860 wrote to memory of 2700 | N/A | C:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_JaffaCakes118.exe | C:\Users\Admin\Desktop\MSDCSC\msdcsc.exe |
| PID 2860 wrote to memory of 2700 | N/A | C:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_JaffaCakes118.exe | C:\Users\Admin\Desktop\MSDCSC\msdcsc.exe |
| PID 2860 wrote to memory of 2700 | N/A | C:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_JaffaCakes118.exe | C:\Users\Admin\Desktop\MSDCSC\msdcsc.exe |
| PID 2860 wrote to memory of 2700 | N/A | C:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_JaffaCakes118.exe | C:\Users\Admin\Desktop\MSDCSC\msdcsc.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\83e0ddac12acdb27da50f5dced06226f_JaffaCakes118.exe"
C:\Users\Admin\Desktop\MSDCSC\msdcsc.exe
"C:\Users\Admin\Desktop\MSDCSC\msdcsc.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | abod12345.no-ip.info | udp |
Files
memory/2860-0-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2860-3-0x00000000002E0000-0x00000000002E1000-memory.dmp
\Users\Admin\Desktop\MSDCSC\msdcsc.exe
| MD5 | 83e0ddac12acdb27da50f5dced06226f |
| SHA1 | e3dd811dbc691b529b84fa9b6cc053f04373e217 |
| SHA256 | 61e7b3bb8058709bee55672ac85b66b083baeae7235d5016fcddeed5c6917db9 |
| SHA512 | 2bbbc70c1ad09b339cd060b0e33321f9d79c391cda58ba5e5d60078a66359c74de33cd1a6592122e4129102567c18ac9361ca046e4a914966cb1edf0ed1a15a9 |
memory/2860-12-0x0000000003E20000-0x0000000003F0B000-memory.dmp
memory/2860-11-0x0000000003E20000-0x0000000003F0B000-memory.dmp
memory/2700-14-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2860-15-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2700-16-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2700-17-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2700-18-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2700-19-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2700-20-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2700-21-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2700-22-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2700-23-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2700-24-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2700-25-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2700-26-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2700-27-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2700-28-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2700-29-0x0000000000400000-0x00000000004EB000-memory.dmp