Analysis Overview
SHA256
3483fc2b3d3897609a3c0374f863ebf6b1c7088ce6ecfa4b4d4db81b8d39edca
Threat Level: Known bad
The file 127d59e896105a4ca97bc280f568dcb0_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Darkcomet
Modifies WinLogon for persistence
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-26 15:33
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-26 15:33
Reported
2024-06-26 15:36
Platform
win7-20240221-en
Max time kernel
150s
Max time network
118s
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\\Shell32.exe" | C:\Users\Admin\AppData\Local\Temp\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\MSDCSC\Shell32.exe | N/A |
| N/A | N/A | C:\Users\Admin\Documents\MSDCSC\Shell32.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\Shell32 = "C:\\Users\\Admin\\Documents\\MSDCSC\\Shell32.exe" | C:\Users\Admin\AppData\Local\Temp\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2512 set thread context of 1668 | N/A | C:\Users\Admin\AppData\Local\Temp\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe |
| PID 2640 set thread context of 2700 | N/A | C:\Users\Admin\Documents\MSDCSC\Shell32.exe | C:\Users\Admin\Documents\MSDCSC\Shell32.exe |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\MSDCSC\Shell32.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe
C:\Users\Admin\Documents\MSDCSC\Shell32.exe
"C:\Users\Admin\Documents\MSDCSC\Shell32.exe"
C:\Users\Admin\Documents\MSDCSC\Shell32.exe
C:\Users\Admin\Documents\MSDCSC\Shell32.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
Files
memory/1668-4-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/1668-2-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/1668-0-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2512-17-0x0000000000400000-0x000000000051E000-memory.dmp
memory/1668-18-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/1668-16-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/1668-14-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/1668-12-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/1668-10-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/1668-8-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/1668-6-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/1668-19-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/1668-20-0x0000000000400000-0x00000000004AF000-memory.dmp
\Users\Admin\Documents\MSDCSC\Shell32.exe
| MD5 | 127d59e896105a4ca97bc280f568dcb0 |
| SHA1 | 0a20354cb57ef1d58c4e7c51e24599a5fba172d0 |
| SHA256 | 3483fc2b3d3897609a3c0374f863ebf6b1c7088ce6ecfa4b4d4db81b8d39edca |
| SHA512 | 110e78f265e09f0d49990a069ef3023c448c8acfebb127be8a1d2aa35176a1a3a31992a7a83ac34555e2e354fa42a5de232ff24e96ca0ce4cad350919f019ff2 |
memory/1668-31-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2700-55-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2640-51-0x0000000000400000-0x000000000051E000-memory.dmp
memory/2700-58-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2700-57-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2700-56-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2700-59-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2700-60-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2700-61-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2700-62-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2700-63-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2700-64-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2700-65-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2700-66-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2700-67-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2700-68-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2700-69-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2700-70-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2700-71-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2700-72-0x0000000000400000-0x00000000004AF000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-26 15:33
Reported
2024-06-26 15:36
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
151s
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\\Shell32.exe" | C:\Users\Admin\AppData\Local\Temp\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\MSDCSC\Shell32.exe | N/A |
| N/A | N/A | C:\Users\Admin\Documents\MSDCSC\Shell32.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Shell32 = "C:\\Users\\Admin\\Documents\\MSDCSC\\Shell32.exe" | C:\Users\Admin\AppData\Local\Temp\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2352 set thread context of 2512 | N/A | C:\Users\Admin\AppData\Local\Temp\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe |
| PID 4232 set thread context of 5108 | N/A | C:\Users\Admin\Documents\MSDCSC\Shell32.exe | C:\Users\Admin\Documents\MSDCSC\Shell32.exe |
Enumerates physical storage devices
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\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\MSDCSC\Shell32.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\127d59e896105a4ca97bc280f568dcb0_JaffaCakes118.exe
C:\Users\Admin\Documents\MSDCSC\Shell32.exe
"C:\Users\Admin\Documents\MSDCSC\Shell32.exe"
C:\Users\Admin\Documents\MSDCSC\Shell32.exe
C:\Users\Admin\Documents\MSDCSC\Shell32.exe
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 | 74.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | 107.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | 112.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | 89.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
| US | 8.8.8.8:53 | shell32a.no-ip.org | udp |
Files
memory/2512-0-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2512-1-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2352-2-0x0000000000400000-0x000000000051E000-memory.dmp
memory/2512-3-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2512-4-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2512-5-0x0000000000400000-0x00000000004AF000-memory.dmp
C:\Users\Admin\Documents\MSDCSC\Shell32.exe
| MD5 | 127d59e896105a4ca97bc280f568dcb0 |
| SHA1 | 0a20354cb57ef1d58c4e7c51e24599a5fba172d0 |
| SHA256 | 3483fc2b3d3897609a3c0374f863ebf6b1c7088ce6ecfa4b4d4db81b8d39edca |
| SHA512 | 110e78f265e09f0d49990a069ef3023c448c8acfebb127be8a1d2aa35176a1a3a31992a7a83ac34555e2e354fa42a5de232ff24e96ca0ce4cad350919f019ff2 |
memory/2512-67-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/4232-73-0x0000000000400000-0x000000000051E000-memory.dmp
memory/5108-72-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-74-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-78-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-77-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-76-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-75-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-79-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-80-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-81-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-82-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-83-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-84-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-85-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-86-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-87-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-88-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-89-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-90-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-91-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-92-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/5108-93-0x0000000000400000-0x00000000004AF000-memory.dmp