Analysis Overview
SHA256
6eb78226a38391a3e39082af722845f4873a061b317f479a2df2e84857783e2b
Threat Level: Known bad
The file 140803cb008b8e83f97d43327810d1d9_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Darkcomet
Modifies WinLogon for persistence
Drops file in Drivers directory
Loads dropped DLL
Executes dropped EXE
Checks computer location settings
Adds Run key to start application
Enumerates physical storage devices
Unsigned PE
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
2024-06-27 00:28
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-27 00:28
Reported
2024-06-27 00:31
Platform
win7-20240611-en
Max time kernel
150s
Max time network
122s
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:\\Windows\\system32\\drivers\\whatshehel.exe" | C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | N/A |
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\drivers\whatshehel.exe | C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\drivers\whatshehel.exe | C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\drivers\ | C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\drivers\whatshehel.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Windows\CurrentVersion\Run\LEKKKEIRJFIER = "C:\\Windows\\system32\\drivers\\whatshehel.exe" | C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Windows\CurrentVersion\Run\LEKKKEIRJFIER = "C:\\Windows\\system32\\drivers\\whatshehel.exe" | C:\Windows\SysWOW64\drivers\whatshehel.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\drivers\whatshehel.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2280 wrote to memory of 2276 | N/A | C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | C:\Windows\SysWOW64\drivers\whatshehel.exe |
| PID 2280 wrote to memory of 2276 | N/A | C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | C:\Windows\SysWOW64\drivers\whatshehel.exe |
| PID 2280 wrote to memory of 2276 | N/A | C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | C:\Windows\SysWOW64\drivers\whatshehel.exe |
| PID 2280 wrote to memory of 2276 | N/A | C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | C:\Windows\SysWOW64\drivers\whatshehel.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe"
C:\Windows\SysWOW64\drivers\whatshehel.exe
"C:\Windows\system32\drivers\whatshehel.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
Files
memory/2280-0-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/2280-1-0x00000000003E0000-0x00000000003E1000-memory.dmp
\Windows\SysWOW64\drivers\whatshehel.exe
| MD5 | 140803cb008b8e83f97d43327810d1d9 |
| SHA1 | 1637ea53ca4a58f3a93174652adc225df84301b7 |
| SHA256 | 6eb78226a38391a3e39082af722845f4873a061b317f479a2df2e84857783e2b |
| SHA512 | 51f1a8533b43b73c91ae36e08b4bc7ec29823941e5fbf4e000f85f1f019eef059b4869b3d39c437b437a6786682dd14f14ad9882b787f41c4ab7e6b0a371f657 |
memory/2280-8-0x0000000003CF0000-0x0000000003DD6000-memory.dmp
memory/2276-15-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/2280-14-0x0000000003CF0000-0x0000000003DD6000-memory.dmp
memory/2280-17-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/2276-18-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/2276-19-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/2276-20-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/2276-21-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/2276-22-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/2276-23-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/2276-24-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/2276-25-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/2276-26-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/2276-27-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/2276-28-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/2276-29-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/2276-30-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/2276-31-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/2276-32-0x0000000000400000-0x00000000004E6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-27 00:28
Reported
2024-06-27 00:31
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:\\Windows\\system32\\drivers\\whatshehel.exe" | C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | N/A |
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\drivers\whatshehel.exe | C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\drivers\whatshehel.exe | C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\drivers\ | C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_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\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\drivers\whatshehel.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\LEKKKEIRJFIER = "C:\\Windows\\system32\\drivers\\whatshehel.exe" | C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\LEKKKEIRJFIER = "C:\\Windows\\system32\\drivers\\whatshehel.exe" | C:\Windows\SysWOW64\drivers\whatshehel.exe | N/A |
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\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\drivers\whatshehel.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3312 wrote to memory of 228 | N/A | C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | C:\Windows\SysWOW64\drivers\whatshehel.exe |
| PID 3312 wrote to memory of 228 | N/A | C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | C:\Windows\SysWOW64\drivers\whatshehel.exe |
| PID 3312 wrote to memory of 228 | N/A | C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe | C:\Windows\SysWOW64\drivers\whatshehel.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\140803cb008b8e83f97d43327810d1d9_JaffaCakes118.exe"
C:\Windows\SysWOW64\drivers\whatshehel.exe
"C:\Windows\system32\drivers\whatshehel.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 80.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 1997.bounceme.net | udp |
| US | 8.8.8.8:53 | 16.173.189.20.in-addr.arpa | udp |
Files
memory/3312-0-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/3312-1-0x00000000007C0000-0x00000000007C1000-memory.dmp
C:\Windows\SysWOW64\drivers\whatshehel.exe
| MD5 | 140803cb008b8e83f97d43327810d1d9 |
| SHA1 | 1637ea53ca4a58f3a93174652adc225df84301b7 |
| SHA256 | 6eb78226a38391a3e39082af722845f4873a061b317f479a2df2e84857783e2b |
| SHA512 | 51f1a8533b43b73c91ae36e08b4bc7ec29823941e5fbf4e000f85f1f019eef059b4869b3d39c437b437a6786682dd14f14ad9882b787f41c4ab7e6b0a371f657 |
memory/228-63-0x00000000022D0000-0x00000000022D1000-memory.dmp
memory/3312-64-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/228-65-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/228-66-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/228-67-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/228-68-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/228-69-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/228-70-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/228-71-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/228-72-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/228-73-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/228-74-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/228-75-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/228-76-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/228-77-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/228-78-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/228-79-0x0000000000400000-0x00000000004E6000-memory.dmp