Analysis Overview
SHA256
d6ca7c45a09b8c19a33f1740b6c5e320a2ab970327ddcb7abfceea5436df7f08
Threat Level: Known bad
The file 01457bd8fecb8bd0a889b9cbb3571112_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
ACProtect 1.3x - 1.4x DLL software
Loads dropped DLL
UPX packed file
Enumerates connected drives
Adds Run key to start application
Installs/modifies Browser Helper Object
Modifies WinLogon
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 04:33
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: behavioral1
Detonation Overview
Submitted
2024-06-22 04:33
Reported
2024-06-22 04:35
Platform
win7-20240508-en
Max time kernel
150s
Max time network
122s
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\01457bd8fecb8bd0a889b9cbb3571112_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\01457bd8fecb8bd0a889b9cbb3571112_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\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\drivers\spools.exe | C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_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\01457bd8fecb8bd0a889b9cbb3571112_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\01457bd8fecb8bd0a889b9cbb3571112_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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ntuser = "C:\\Windows\\system32\\drivers\\spools.exe" | C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_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\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\ntuser = "C:\\Windows\\system32\\drivers\\spools.exe" | C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\autoload = "C:\\Users\\Admin\\Local Settings\\Application Data\\cftmon.exe" | C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_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\{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 |
| 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 |
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\01457bd8fecb8bd0a889b9cbb3571112_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\01457bd8fecb8bd0a889b9cbb3571112_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\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_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 | 8.8.8.8:53 | fewfwe.net | udp |
Files
memory/2420-0-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2420-1-0x0000000002180000-0x00000000021A6000-memory.dmp
C:\Users\Admin\AppData\Local\cftmon.exe
| MD5 | a27ad22dcbe625583c2395242ec041ca |
| SHA1 | f5f8afcd303db5d052114c89e26da069e548b3e2 |
| SHA256 | cea3a26c671032462c2f78ab5a559860a323840742e2134fd5c7b02a20309343 |
| SHA512 | 269a244399edbfe3d99cbd9805ea5740f86b0eec8575832f1c76168799a5d412b9e2387884b2c4bdca41cd292622735d361a44406d927564cb4758a5c7200048 |
\Windows\SysWOW64\ftpdll.dll
| MD5 | d807aa04480d1d149f7a4cac22984188 |
| SHA1 | ffd5be65fd10017e34c11cecd105ebf4aa6c0cd9 |
| SHA256 | eddf092d901afe128322910c3ff41a3f242d33d6b4cdf91ece327076b324ccbb |
| SHA512 | 875543583c20ab164f37a4fb2587d234ce0a15d649d22b0d1dae5933f0a7683db170578746ea4458c51fec26e2243c6ec00dc10db8d4289789e50d5800cf863e |
memory/2420-12-0x0000000010000000-0x000000001010B000-memory.dmp
memory/2420-14-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2420-16-0x0000000002180000-0x00000000021A6000-memory.dmp
memory/2872-17-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2936-18-0x0000000000400000-0x0000000000426000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-22 04:33
Reported
2024-06-22 04:35
Platform
win10v2004-20240611-en
Max time kernel
150s
Max time network
126s
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\01457bd8fecb8bd0a889b9cbb3571112_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\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe | N/A |
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\drivers\spools.exe | C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\drivers\spools.exe | C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_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\01457bd8fecb8bd0a889b9cbb3571112_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 |
| 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\01457bd8fecb8bd0a889b9cbb3571112_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 |
| 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-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\autoload = "C:\\Users\\Admin\\Local Settings\\Application Data\\cftmon.exe" | C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_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\01457bd8fecb8bd0a889b9cbb3571112_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\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ntuser = "C:\\Windows\\system32\\drivers\\spools.exe" | C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_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\01457bd8fecb8bd0a889b9cbb3571112_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\01457bd8fecb8bd0a889b9cbb3571112_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\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_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\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\01457bd8fecb8bd0a889b9cbb3571112_JaffaCakes118.exe
Network
| Country | Destination | Domain | Proto |
| 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 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| GB | 2.18.66.162:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 162.66.18.2.in-addr.arpa | udp |
| 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 |
| US | 8.8.8.8:53 | 81.7.18.3.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 37.6.26.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 35.169.217.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.71.91.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 80.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 45.19.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
Files
memory/3076-0-0x0000000000400000-0x0000000000426000-memory.dmp
memory/4368-1-0x0000000000400000-0x0000000000426000-memory.dmp
C:\Users\Admin\AppData\Local\cftmon.exe
| MD5 | 3601ce4d095630565a3b03b0445adea8 |
| SHA1 | a1f7c5f80febdcf71abc150ea5ec4f9b6b432e6b |
| SHA256 | 2ffabf6dc4f824394e3cd8515385a94fda043b4d3d225d97620cf4b0a74c107c |
| SHA512 | 92806538e8e0f6a767b6990eed3347d7831de5b750f6c375b1a79070e979bcf9ff3b41d7fff4d4cd983ac411e007fe236a2091468ef5652086f81dc2f1a34827 |
C:\Windows\SysWOW64\ftpdll.dll
| MD5 | d807aa04480d1d149f7a4cac22984188 |
| SHA1 | ffd5be65fd10017e34c11cecd105ebf4aa6c0cd9 |
| SHA256 | eddf092d901afe128322910c3ff41a3f242d33d6b4cdf91ece327076b324ccbb |
| SHA512 | 875543583c20ab164f37a4fb2587d234ce0a15d649d22b0d1dae5933f0a7683db170578746ea4458c51fec26e2243c6ec00dc10db8d4289789e50d5800cf863e |
memory/3076-19-0x0000000010000000-0x000000001010B000-memory.dmp
memory/5100-20-0x0000000000400000-0x0000000000426000-memory.dmp
memory/3076-21-0x0000000010000000-0x000000001010B000-memory.dmp
memory/3076-22-0x0000000000400000-0x0000000000426000-memory.dmp
memory/4368-24-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2372-25-0x0000000000400000-0x0000000000426000-memory.dmp
memory/5100-26-0x0000000000400000-0x0000000000426000-memory.dmp