Analysis Overview
SHA256
1532462707ac16cb80896fa9850ddf9ec0ca599ceed66b9248d3a1fe03fd7210
Threat Level: Known bad
The file 0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Modifies WinLogon for persistence
Sets service image path in registry
Drops file in Drivers directory
Loads dropped DLL
UPX packed file
ACProtect 1.3x - 1.4x DLL software
Adds Run key to start application
Modifies WinLogon
Enumerates connected drives
Installs/modifies Browser Helper Object
Drops file in System32 directory
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-22 04:59
Signatures
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 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-22 04:59
Reported
2024-06-22 05:02
Platform
win10v2004-20240508-en
Max time kernel
150s
Max time network
50s
Command Line
Signatures
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe" | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe," | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\drivers\spools.exe | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\drivers\spools.exe | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
Sets service image path in registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Schedule\ImagePath = "C:\\Windows\\system32\\drivers\\spools.exe" | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
ACProtect 1.3x - 1.4x DLL software
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | 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\ntuser = "C:\\Windows\\system32\\drivers\\spools.exe" | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\autoload = "C:\\Users\\Admin\\Local Settings\\Application Data\\cftmon.exe" | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ntuser = "C:\\Windows\\system32\\drivers\\spools.exe" | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\autoload = "C:\\Users\\Admin\\Local Settings\\Application Data\\cftmon.exe" | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
Enumerates connected drives
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C} | C:\Windows\SysWOW64\reg.exe | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{31D09BA0-12F5-4CCE-BE8A-2923E76605DA} | C:\Windows\SysWOW64\reg.exe | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects | C:\Windows\SysWOW64\reg.exe | N/A |
Modifies WinLogon
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\UIHost = "logonui.exe" | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\ftpdll.dll | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe
C:\Windows\SysWOW64\reg.exe
reg delete "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects" /f
C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | fewfwe.com | udp |
| US | 8.8.8.8:53 | fewfwe.net | udp |
Files
memory/3424-0-0x0000000000400000-0x0000000000426000-memory.dmp
memory/4800-1-0x0000000000400000-0x0000000000426000-memory.dmp
C:\Users\Admin\AppData\Local\cftmon.exe
| MD5 | 9fa70b1d4f200ee32982b8c73e2529f5 |
| SHA1 | 671ed929991b7897340d6bd37028f433c8860218 |
| SHA256 | 2f79c49503935affd6b890ec69d534134a5746ab9b48fa6523e6658d51dda407 |
| SHA512 | 716232c0b380e9f30acce1c11cc00fae2e96bb807ec2eb3c99cc6e132ba9f769b92da4364888afc3ffb1b7683a0fb1de15edf6c14f3b100bbae7c5044ce199f2 |
C:\Windows\SysWOW64\ftpdll.dll
| MD5 | d807aa04480d1d149f7a4cac22984188 |
| SHA1 | ffd5be65fd10017e34c11cecd105ebf4aa6c0cd9 |
| SHA256 | eddf092d901afe128322910c3ff41a3f242d33d6b4cdf91ece327076b324ccbb |
| SHA512 | 875543583c20ab164f37a4fb2587d234ce0a15d649d22b0d1dae5933f0a7683db170578746ea4458c51fec26e2243c6ec00dc10db8d4289789e50d5800cf863e |
memory/3424-13-0x0000000010000000-0x000000001010B000-memory.dmp
memory/3424-15-0x0000000000400000-0x0000000000426000-memory.dmp
memory/4800-17-0x0000000000400000-0x0000000000426000-memory.dmp
memory/876-18-0x0000000000400000-0x0000000000426000-memory.dmp
memory/4612-19-0x0000000000400000-0x0000000000426000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-22 04:59
Reported
2024-06-22 05:02
Platform
win7-20240611-en
Max time kernel
150s
Max time network
123s
Command Line
Signatures
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe" | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe," | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\drivers\spools.exe | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\drivers\spools.exe | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
Sets service image path in registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Schedule\ImagePath = "C:\\Windows\\system32\\drivers\\spools.exe" | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
ACProtect 1.3x - 1.4x DLL software
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | 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\autoload = "C:\\Users\\Admin\\Local Settings\\Application Data\\cftmon.exe" | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ntuser = "C:\\Windows\\system32\\drivers\\spools.exe" | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\autoload = "C:\\Users\\Admin\\Local Settings\\Application Data\\cftmon.exe" | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Windows\CurrentVersion\Run\ntuser = "C:\\Windows\\system32\\drivers\\spools.exe" | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
Enumerates connected drives
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B4F3A835-0E21-4959-BA22-42B3008E02FF} | C:\Windows\SysWOW64\reg.exe | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects | C:\Windows\SysWOW64\reg.exe | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{18DF081C-E8AD-4283-A596-FA578C2EBDC3} | C:\Windows\SysWOW64\reg.exe | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{72853161-30C5-4D22-B7F9-0BBC1D38A37E} | C:\Windows\SysWOW64\reg.exe | N/A |
Modifies WinLogon
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\UIHost = "logonui.exe" | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\ftpdll.dll | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\0163485c1a5ed49059e9f9bcf3a8a0d0_JaffaCakes118.exe
C:\Windows\SysWOW64\reg.exe
reg delete "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects" /f
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | fewfwe.com | udp |
| US | 3.18.7.81:80 | fewfwe.com | tcp |
| US | 8.8.8.8:53 | www.hugedomains.com | udp |
| US | 104.26.6.37:443 | www.hugedomains.com | tcp |
| US | 8.8.8.8:53 | fewfwe.net | udp |
Files
memory/2184-0-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2184-1-0x0000000002160000-0x0000000002186000-memory.dmp
C:\Users\Admin\AppData\Local\cftmon.exe
| MD5 | 6151a351150267e84da7cb74e816c058 |
| SHA1 | 20927ff10b6bc64e8d23ae063a5377176afa490e |
| SHA256 | 2f0d6909cb0b82efd458a02b02d2ea77c91fff3b9b1506ce2e97fec070aa34f0 |
| SHA512 | 3d8bf00bc4d922ab296156f6adb5edcc3eab70ff3c5d4bef9facd7b6809ff78ebc87ebf5e4543a6d4aa0a35ddbb6492b7354e4ce652491679757fe20a23fcab0 |
\Windows\SysWOW64\ftpdll.dll
| MD5 | d807aa04480d1d149f7a4cac22984188 |
| SHA1 | ffd5be65fd10017e34c11cecd105ebf4aa6c0cd9 |
| SHA256 | eddf092d901afe128322910c3ff41a3f242d33d6b4cdf91ece327076b324ccbb |
| SHA512 | 875543583c20ab164f37a4fb2587d234ce0a15d649d22b0d1dae5933f0a7683db170578746ea4458c51fec26e2243c6ec00dc10db8d4289789e50d5800cf863e |
memory/2184-26-0x0000000010000000-0x000000001010B000-memory.dmp
memory/2184-30-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2184-32-0x0000000002160000-0x0000000002186000-memory.dmp
memory/2324-33-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2184-34-0x0000000002160000-0x0000000002186000-memory.dmp
memory/2988-35-0x0000000000400000-0x0000000000426000-memory.dmp