Analysis Overview
SHA256
7b57897ff2c7934aa5c612170b2902aa6377ed90f690c2cbbb1b3f82c2340faf
Threat Level: Known bad
The file 0f1687051004fc1cf7e23ea4bdb9288f_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Modifies WinLogon for persistence
Darkcomet family
Darkcomet
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Adds Run key to start application
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-25 18:27
Signatures
Darkcomet family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-25 18:27
Reported
2024-06-25 18:29
Platform
win7-20240611-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\\DCSCMIN\\windowp.exe" | C:\Users\Admin\AppData\Local\Temp\0f1687051004fc1cf7e23ea4bdb9288f_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\DCSCMIN\windowp.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0f1687051004fc1cf7e23ea4bdb9288f_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0f1687051004fc1cf7e23ea4bdb9288f_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Windows\CurrentVersion\Run\windowp = "C:\\Users\\Admin\\Documents\\DCSCMIN\\windowp.exe" | C:\Users\Admin\AppData\Local\Temp\0f1687051004fc1cf7e23ea4bdb9288f_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\DCSCMIN\windowp.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2108 wrote to memory of 2296 | N/A | C:\Users\Admin\AppData\Local\Temp\0f1687051004fc1cf7e23ea4bdb9288f_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\windowp.exe |
| PID 2108 wrote to memory of 2296 | N/A | C:\Users\Admin\AppData\Local\Temp\0f1687051004fc1cf7e23ea4bdb9288f_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\windowp.exe |
| PID 2108 wrote to memory of 2296 | N/A | C:\Users\Admin\AppData\Local\Temp\0f1687051004fc1cf7e23ea4bdb9288f_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\windowp.exe |
| PID 2108 wrote to memory of 2296 | N/A | C:\Users\Admin\AppData\Local\Temp\0f1687051004fc1cf7e23ea4bdb9288f_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\windowp.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\0f1687051004fc1cf7e23ea4bdb9288f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0f1687051004fc1cf7e23ea4bdb9288f_JaffaCakes118.exe"
C:\Users\Admin\Documents\DCSCMIN\windowp.exe
"C:\Users\Admin\Documents\DCSCMIN\windowp.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | maisonn.no-ip.org | udp |
Files
memory/2108-0-0x00000000003F0000-0x00000000003F1000-memory.dmp
\Users\Admin\Documents\DCSCMIN\windowp.exe
| MD5 | 0f1687051004fc1cf7e23ea4bdb9288f |
| SHA1 | da9139bc02a5c403113ba166bd6855cdb02d8bd9 |
| SHA256 | 7b57897ff2c7934aa5c612170b2902aa6377ed90f690c2cbbb1b3f82c2340faf |
| SHA512 | 72f0d93a02af93477d7d9d2c352df26ff2e6737ac48884d038ca9be16af64319c3221f05938ab28fc8181a3386180e0ae496547fb010d4e2b457325e6c394f8c |
memory/2108-10-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2296-11-0x00000000003E0000-0x00000000003E1000-memory.dmp
memory/2296-12-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2296-13-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2296-14-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2296-15-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2296-16-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2296-17-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2296-18-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2296-19-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2296-20-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2296-21-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2296-22-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2296-23-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2296-24-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2296-25-0x0000000000400000-0x00000000004B4000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-25 18:27
Reported
2024-06-25 18:29
Platform
win10v2004-20240508-en
Max time kernel
150s
Max time network
150s
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\\DCSCMIN\\windowp.exe" | C:\Users\Admin\AppData\Local\Temp\0f1687051004fc1cf7e23ea4bdb9288f_JaffaCakes118.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\0f1687051004fc1cf7e23ea4bdb9288f_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\DCSCMIN\windowp.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\windowp = "C:\\Users\\Admin\\Documents\\DCSCMIN\\windowp.exe" | C:\Users\Admin\AppData\Local\Temp\0f1687051004fc1cf7e23ea4bdb9288f_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\DCSCMIN\windowp.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3064 wrote to memory of 3156 | N/A | C:\Users\Admin\AppData\Local\Temp\0f1687051004fc1cf7e23ea4bdb9288f_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\windowp.exe |
| PID 3064 wrote to memory of 3156 | N/A | C:\Users\Admin\AppData\Local\Temp\0f1687051004fc1cf7e23ea4bdb9288f_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\windowp.exe |
| PID 3064 wrote to memory of 3156 | N/A | C:\Users\Admin\AppData\Local\Temp\0f1687051004fc1cf7e23ea4bdb9288f_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\windowp.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\0f1687051004fc1cf7e23ea4bdb9288f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0f1687051004fc1cf7e23ea4bdb9288f_JaffaCakes118.exe"
C:\Users\Admin\Documents\DCSCMIN\windowp.exe
"C:\Users\Admin\Documents\DCSCMIN\windowp.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | maisonn.no-ip.org | udp |
| US | 8.8.8.8:53 | maisonn.no-ip.org | udp |
| US | 8.8.8.8:53 | maisonn.no-ip.org | udp |
| US | 8.8.8.8:53 | maisonn.no-ip.org | udp |
| US | 8.8.8.8:53 | maisonn.no-ip.org | udp |
| US | 8.8.8.8:53 | maisonn.no-ip.org | udp |
| US | 8.8.8.8:53 | maisonn.no-ip.org | udp |
| US | 8.8.8.8:53 | maisonn.no-ip.org | udp |
| US | 8.8.8.8:53 | maisonn.no-ip.org | udp |
| US | 8.8.8.8:53 | maisonn.no-ip.org | udp |
| US | 8.8.8.8:53 | maisonn.no-ip.org | udp |
| US | 8.8.8.8:53 | maisonn.no-ip.org | udp |
| US | 8.8.8.8:53 | maisonn.no-ip.org | udp |
Files
memory/3064-0-0x00000000023D0000-0x00000000023D1000-memory.dmp
C:\Users\Admin\Documents\DCSCMIN\windowp.exe
| MD5 | 0f1687051004fc1cf7e23ea4bdb9288f |
| SHA1 | da9139bc02a5c403113ba166bd6855cdb02d8bd9 |
| SHA256 | 7b57897ff2c7934aa5c612170b2902aa6377ed90f690c2cbbb1b3f82c2340faf |
| SHA512 | 72f0d93a02af93477d7d9d2c352df26ff2e6737ac48884d038ca9be16af64319c3221f05938ab28fc8181a3386180e0ae496547fb010d4e2b457325e6c394f8c |
memory/3064-12-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/3156-13-0x0000000002170000-0x0000000002171000-memory.dmp
memory/3156-14-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/3156-15-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/3156-16-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/3156-17-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/3156-18-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/3156-19-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/3156-20-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/3156-21-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/3156-22-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/3156-23-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/3156-24-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/3156-25-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/3156-26-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/3156-27-0x0000000000400000-0x00000000004B4000-memory.dmp