Analysis Overview
SHA256
89296ba26d520dcdde5ea22371e993475a70b169e0c0b8a57d07ca1284ac9e09
Threat Level: Shows suspicious behavior
The file e394284adfbc95aed336da98aea23e62_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
UPX packed file
Loads dropped DLL
Adds Run key to start application
Drops file in System32 directory
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-06 23:48
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-06 23:48
Reported
2024-04-06 23:51
Platform
win7-20240215-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\is161237.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e394284adfbc95aed336da98aea23e62_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e394284adfbc95aed336da98aea23e62_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\e394284adfbc95aed336da98aea23e62_JaffaCakes118.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\is161237.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\e394284adfbc95aed336da98aea23e62_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e394284adfbc95aed336da98aea23e62_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\is161237.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\is161237.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 88
Network
Files
\Users\Admin\AppData\Local\Temp\IXP000.TMP\is161237.exe
| MD5 | c520101dc2e4777de8519da439fc6cee |
| SHA1 | 4acfdebf0021a30af83e571d0e3788d1ea8f3def |
| SHA256 | c3a5b63771c9cc8a4c747a9b7b47bf3e7bd80b692b41c6a1f820e79437213d55 |
| SHA512 | 9fe6a7c5434e178863a0bf9bbd0355e610bf6a84d6b62d14da1d8fa83cf276bb742fe210c3f3f23ef23d08bfe8c10de8f72a374d1260af76f5726fc1d4b830d3 |
memory/1888-10-0x0000000000180000-0x0000000000192000-memory.dmp
memory/1888-12-0x0000000000180000-0x0000000000192000-memory.dmp
memory/3040-13-0x0000000000220000-0x000000000022B000-memory.dmp
memory/3040-14-0x0000000000400000-0x0000000000412000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-06 23:48
Reported
2024-04-06 23:51
Platform
win10v2004-20240226-en
Max time kernel
151s
Max time network
144s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\is161237.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Activation.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\is161237.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.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 |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\e394284adfbc95aed336da98aea23e62_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MSServer = "rundll32.exe C:\\Windows\\system32\\rqRJDtTm.dll,#1" | C:\Windows\SysWOW64\rundll32.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\pmnnLBqp.dll | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\is161237.exe | N/A |
| File created | C:\Windows\SysWOW64\pmnnLBqp.dll | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\is161237.exe | N/A |
| File created | C:\Windows\SysWOW64\rqRJDtTm.dll | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\is161237.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\rqRJDtTm.dll | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\is161237.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{85DD4E0D-2B01-4D4D-9E66-3A165AB6EDA4} | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{85DD4E0D-2B01-4D4D-9E66-3A165AB6EDA4}\InprocServer32 | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{85DD4E0D-2B01-4D4D-9E66-3A165AB6EDA4}\InprocServer32\ = "C:\\Windows\\SysWow64\\rqRJDtTm.dll" | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{85DD4E0D-2B01-4D4D-9E66-3A165AB6EDA4}\InprocServer32\ThreadingModel = "Both" | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\is161237.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\is161237.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Activation.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Activation.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\winlogon.exe
winlogon.exe
C:\Users\Admin\AppData\Local\Temp\e394284adfbc95aed336da98aea23e62_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e394284adfbc95aed336da98aea23e62_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\is161237.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\is161237.exe
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Windows\system32\rqRJDtTm.dll,a
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\removalfile.bat "C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\is161237.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Activation.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Activation.exe
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4416 --field-trial-handle=2264,i,7010714054498059916,1862725710331979271,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | 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 |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\is161237.exe
| MD5 | c520101dc2e4777de8519da439fc6cee |
| SHA1 | 4acfdebf0021a30af83e571d0e3788d1ea8f3def |
| SHA256 | c3a5b63771c9cc8a4c747a9b7b47bf3e7bd80b692b41c6a1f820e79437213d55 |
| SHA512 | 9fe6a7c5434e178863a0bf9bbd0355e610bf6a84d6b62d14da1d8fa83cf276bb742fe210c3f3f23ef23d08bfe8c10de8f72a374d1260af76f5726fc1d4b830d3 |
memory/3596-6-0x0000000000400000-0x0000000000412000-memory.dmp
memory/3596-8-0x0000000000400000-0x0000000000412000-memory.dmp
memory/3596-9-0x0000000000400000-0x0000000000412000-memory.dmp
memory/3596-10-0x0000000000460000-0x000000000046B000-memory.dmp
memory/3596-11-0x0000000000400000-0x0000000000412000-memory.dmp
memory/3596-17-0x0000000010000000-0x0000000010014000-memory.dmp
C:\Windows\SysWOW64\pmnnLBqp.dll
| MD5 | ab1f7bbde48b6c98e4a0c7f1897147be |
| SHA1 | 19dd135ba9f6f78b565aeab21b77649dcd0c61e0 |
| SHA256 | 0eddc8eca7f935d1660005b0f4ed1647643e5f55b52859257d63d56cf1faa031 |
| SHA512 | 58aa942c647bb9fd60bfa6952cab84f1d4c1210d7d29d780264ed6ae09899ac7d73cbaf0ea3f23054ef371af5e4c4a581591ee1b5305d0e7aa7e7380974e48d1 |
memory/3596-18-0x0000000010000000-0x0000000010014000-memory.dmp
memory/3596-20-0x0000000002A70000-0x0000000002A76000-memory.dmp
memory/3596-22-0x0000000010000000-0x0000000010014000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Activation.exe
| MD5 | 24ae36c410b275396a27bef346547512 |
| SHA1 | 302461ae519dbb0c1fb8cbd6fa62ad6eab44cb24 |
| SHA256 | 3b1b966992f63b381b50cc4986d55ef159f35d21b8f74ec433f71304ccd7b2ab |
| SHA512 | 5689a511d44c2012cf2b816051e6ab6540c7c435e0285724ecaee4ff07fb34ad2da42417689e29c678ecbbf4fe1aceb096e49822ad302b47a86b2d55264f5cdb |
memory/4980-40-0x0000000010000000-0x0000000010014000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\removalfile.bat
| MD5 | 9a7ef09167a6f4433681b94351509043 |
| SHA1 | 259b1375ed8e84943ca1d42646bb416325c89e12 |
| SHA256 | d5739a0510d89da572eb0b0d394d4fb4dd361cd9ee0144b9b31c590df93c3be7 |
| SHA512 | 96b84cd88a0e4b7c1122af3ed6ce5edf0a9a4e9bf79575eadfac16b2c46f1278d57755d29f21d7c6dcb4403be24b7ac7da4837c6cc9c602342a8f2b8e54883df |
memory/4980-42-0x0000000010000000-0x0000000010014000-memory.dmp
memory/1892-43-0x0000000000400000-0x0000000000438000-memory.dmp