Analysis Overview
SHA256
5288372a6fbf27c5d9c0c41d7bbab85184faae8f6b4ff0acaa05866354b73806
Threat Level: Known bad
The file f17fd83052c28f01ba9debffab514946_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Darkcomet
Executes dropped EXE
Drops startup file
Loads dropped DLL
Drops autorun.inf file
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-15 16:34
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-15 16:34
Reported
2024-04-15 16:37
Platform
win7-20240220-en
Max time kernel
149s
Max time network
119s
Command Line
Signatures
Darkcomet
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WinUpdate.exe | C:\Users\Admin\AppData\Local\Temp\f17fd83052c28f01ba9debffab514946_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\plugtemp\WinLogon.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f17fd83052c28f01ba9debffab514946_JaffaCakes118.exe | N/A |
Drops autorun.inf file
| Description | Indicator | Process | Target |
| File created | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\f17fd83052c28f01ba9debffab514946_JaffaCakes118.exe | N/A |
| File opened for modification | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\f17fd83052c28f01ba9debffab514946_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1724 set thread context of 2300 | N/A | C:\Users\Admin\AppData\Local\Temp\f17fd83052c28f01ba9debffab514946_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\plugtemp\WinLogon.exe |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\plugtemp\WinLogon.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\f17fd83052c28f01ba9debffab514946_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f17fd83052c28f01ba9debffab514946_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\plugtemp\WinLogon.exe
C:\Users\Admin\AppData\Local\Temp\\plugtemp\WinLogon.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
Files
memory/1724-0-0x0000000074ED0000-0x000000007547B000-memory.dmp
memory/1724-1-0x0000000000540000-0x0000000000580000-memory.dmp
memory/1724-2-0x0000000074ED0000-0x000000007547B000-memory.dmp
\Users\Admin\AppData\Local\Temp\plugtemp\WinLogon.exe
| MD5 | 34aa912defa18c2c129f1e09d75c1d7e |
| SHA1 | 9c3046324657505a30ecd9b1fdb46c05bde7d470 |
| SHA256 | 6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386 |
| SHA512 | d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98 |
memory/2300-7-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-9-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-11-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-13-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-15-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-17-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-19-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2300-21-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-28-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-25-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-29-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-31-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-33-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-35-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2300-34-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/1724-40-0x0000000074ED0000-0x000000007547B000-memory.dmp
memory/2300-41-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-42-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-43-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-44-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-45-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-46-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-47-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-48-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-49-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-50-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-51-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-52-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-53-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/2300-54-0x0000000000400000-0x00000000004AF000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-15 16:34
Reported
2024-04-15 16:37
Platform
win10v2004-20240412-en
Max time kernel
150s
Max time network
149s
Command Line
Signatures
Darkcomet
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WinUpdate.exe | C:\Users\Admin\AppData\Local\Temp\f17fd83052c28f01ba9debffab514946_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\plugtemp\WinLogon.exe | N/A |
Drops autorun.inf file
| Description | Indicator | Process | Target |
| File created | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\f17fd83052c28f01ba9debffab514946_JaffaCakes118.exe | N/A |
| File opened for modification | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\f17fd83052c28f01ba9debffab514946_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1716 set thread context of 4940 | N/A | C:\Users\Admin\AppData\Local\Temp\f17fd83052c28f01ba9debffab514946_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\plugtemp\WinLogon.exe |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\plugtemp\WinLogon.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\f17fd83052c28f01ba9debffab514946_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f17fd83052c28f01ba9debffab514946_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\plugtemp\WinLogon.exe
C:\Users\Admin\AppData\Local\Temp\\plugtemp\WinLogon.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | 22.186.200.23.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 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | 100.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
| US | 8.8.8.8:53 | zerocool999.no-ip.org | udp |
Files
memory/1716-0-0x0000000074670000-0x0000000074C21000-memory.dmp
memory/1716-1-0x0000000074670000-0x0000000074C21000-memory.dmp
memory/1716-2-0x00000000014C0000-0x00000000014D0000-memory.dmp
memory/4940-5-0x0000000000400000-0x00000000004AF000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\plugtemp\WinLogon.exe
| MD5 | d881de17aa8f2e2c08cbb7b265f928f9 |
| SHA1 | 08936aebc87decf0af6e8eada191062b5e65ac2a |
| SHA256 | b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0 |
| SHA512 | 5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34 |
memory/4940-9-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/4940-10-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/4940-12-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/4940-14-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/4940-13-0x0000000000660000-0x0000000000661000-memory.dmp
memory/4940-15-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/4940-16-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/1716-22-0x0000000074670000-0x0000000074C21000-memory.dmp
memory/4940-23-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/4940-24-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/4940-25-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/4940-26-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/4940-27-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/4940-28-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/4940-29-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/4940-30-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/4940-31-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/4940-32-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/4940-33-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/4940-34-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/4940-35-0x0000000000400000-0x00000000004AF000-memory.dmp
memory/4940-36-0x0000000000400000-0x00000000004AF000-memory.dmp