Analysis Overview
SHA256
6f9b47b09a25e99b4c6f1e69c7bef92bbeac599864fb6d7e096d14d9a9d326a8
Threat Level: Likely malicious
The file 6f9b47b09a25e99b4c6f1e69c7bef92bbeac599864fb6d7e096d14d9a9d326a8 was found to be: Likely malicious.
Malicious Activity Summary
Disables taskbar notifications via registry modification
Reads user/profile data of web browsers
Loads dropped DLL
Executes dropped EXE
Modifies system executable filetype association
Deletes itself
Adds Run key to start application
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious use of SendNotifyMessage
Suspicious behavior: EnumeratesProcesses
Modifies registry class
Suspicious use of WriteProcessMemory
Suspicious use of FindShellTrayWindow
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-06 22:10
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-06 22:10
Reported
2024-04-06 22:13
Platform
win7-20240221-en
Max time kernel
147s
Max time network
147s
Command Line
Signatures
Disables taskbar notifications via registry modification
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Modifies system executable filetype association
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\open | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\open\command | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\runas\command\ = "\"%1\" %*" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\DefaultIcon | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\runas\command | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\ = "Application" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\DefaultIcon\ = "%1" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\runas\command\IsolatedCommand = "\"%1\" %*" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\start\command\ = "\"%1\" %*" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\Content Type = "application/x-msdownload" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\ybh.exe\" -a \"%1\" %*" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\start | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\start\command | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\start\command\IsolatedCommand = "\"%1\" %*" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\open\command\IsolatedCommand = "\"%1\" %*" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\runas | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
Reads user/profile data of web browsers
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\ctfmon.exe = "C:\\WINDOWS\\system32\\ctfmon.exe" | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\67581939 = "C:\\Users\\Admin\\AppData\\Local\\ybh.exe" | C:\Windows\SysWOW64\rundll32.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.exe | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.exe\shell\open\command | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\Content Type = "application/x-msdownload" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\open\command | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\runas\command\ = "\"%1\" %*" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\start\command | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\start\command\IsolatedCommand = "\"%1\" %*" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.exe\shell\runas\command | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\DefaultIcon | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\ybh.exe\" -a \"%1\" %*" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\runas | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\runas\command\IsolatedCommand = "\"%1\" %*" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.exe\shell | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.exe\shell\open | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.exe\shell\runas\command\IsolatedCommand = "\"%1\" %*" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\ = "Application" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\open | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\start | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.exe\DefaultIcon\ = "%1" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.exe\shell\start\command\ = "\"%1\" %*" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.exe\shell\start\command\IsolatedCommand = "\"%1\" %*" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.exe\ = "exefile" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.exe\Content Type = "application/x-msdownload" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.exe\shell\open\command\IsolatedCommand = "\"%1\" %*" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.exe\shell\runas | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.exe\shell\start\command | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.exe\shell\start | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\runas\command | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.exe\DefaultIcon | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\DefaultIcon\ = "%1" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\open\command\IsolatedCommand = "\"%1\" %*" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.exe\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\ybh.exe\" -a \"%1\" %*" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.exe\shell\runas\command\ = "\"%1\" %*" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\exefile\shell\start\command\ = "\"%1\" %*" | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\ybh.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6f9b47b09a25e99b4c6f1e69c7bef92bbeac599864fb6d7e096d14d9a9d326a8.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6f9b47b09a25e99b4c6f1e69c7bef92bbeac599864fb6d7e096d14d9a9d326a8.dll,#1
C:\Users\Admin\AppData\Local\ybh.exe
"C:\Users\Admin\AppData\Local\ybh.exe" -gav C:\Users\Admin\AppData\Local\Temp\6f9b47b09a25e99b4c6f1e69c7bef92bbeac599864fb6d7e096d14d9a9d326a8.dll
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | rabuqibareme.com | udp |
| US | 8.8.8.8:53 | mutytahyxar.com | udp |
| US | 8.8.8.8:53 | fopuvuwupode.com | udp |
| US | 8.8.8.8:53 | tibumuqel.com | udp |
| US | 8.8.8.8:53 | zyzanewodojyx.com | udp |
| US | 8.8.8.8:53 | wywazediwo.com | udp |
| US | 8.8.8.8:53 | dokejecufinulo.com | udp |
| US | 8.8.8.8:53 | dipolakiri.com | udp |
| US | 8.8.8.8:53 | lyxibawotucoh.com | udp |
| US | 8.8.8.8:53 | porozybaru.com | udp |
| US | 8.8.8.8:53 | vehegutuk.com | udp |
| US | 8.8.8.8:53 | daqitufigaj.com | udp |
| US | 8.8.8.8:53 | pilapicaciqil.com | udp |
| US | 8.8.8.8:53 | xoxakipowu.com | udp |
| US | 8.8.8.8:53 | wakytopani.com | udp |
| US | 8.8.8.8:53 | levulehup.com | udp |
| US | 8.8.8.8:53 | fiwyjogymeba.com | udp |
| US | 8.8.8.8:53 | cylawajyvidiwi.com | udp |
| US | 8.8.8.8:53 | gikekypowaqa.com | udp |
| US | 8.8.8.8:53 | hiwymumala.com | udp |
| US | 8.8.8.8:53 | tuzycekenuqi.com | udp |
| US | 8.8.8.8:53 | rokuxozanasi.com | udp |
| US | 8.8.8.8:53 | hehyvixiru.com | udp |
| US | 8.8.8.8:53 | qotasifelaw.com | udp |
| US | 8.8.8.8:53 | cinuherijugeg.com | udp |
| US | 8.8.8.8:53 | ledimajezociw.com | udp |
| US | 8.8.8.8:53 | sivycaqilugoq.com | udp |
| US | 8.8.8.8:53 | putijucyvazym.com | udp |
| US | 8.8.8.8:53 | nakoxyhohuly.com | udp |
| US | 8.8.8.8:53 | gipupeceta.com | udp |
| US | 8.8.8.8:53 | microsoft.com | udp |
| US | 8.8.8.8:53 | microsoft.com | udp |
| US | 8.8.8.8:53 | microsoft.com | udp |
| US | 8.8.8.8:53 | microsoft.com | udp |
| US | 8.8.8.8:53 | microsoft.com | udp |
| US | 8.8.8.8:53 | microsoft.com | udp |
| US | 8.8.8.8:53 | microsoft.com | udp |
| US | 8.8.8.8:53 | microsoft.com | udp |
| US | 8.8.8.8:53 | microsoft.com | udp |
| US | 8.8.8.8:53 | microsoft.com | udp |
| US | 8.8.8.8:53 | microsoft.com | udp |
| US | 8.8.8.8:53 | microsoft.com | udp |
| US | 8.8.8.8:53 | microsoft.com | udp |
| US | 8.8.8.8:53 | microsoft.com | udp |
| US | 8.8.8.8:53 | microsoft.com | udp |
| US | 8.8.8.8:53 | microsoft.com | udp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 8.8.8.8:53 | xecehozul.com | udp |
| US | 8.8.8.8:53 | kapaxeriku.com | udp |
| US | 8.8.8.8:53 | xonefalali.com | udp |
| US | 8.8.8.8:53 | kykadynubyg.com | udp |
| US | 8.8.8.8:53 | kuhykijige.com | udp |
| US | 8.8.8.8:53 | vosuzaqyr.com | udp |
| US | 8.8.8.8:53 | jylemufisanu.com | udp |
| US | 8.8.8.8:53 | qypinironysos.com | udp |
| US | 8.8.8.8:53 | tiwulabutal.com | udp |
| US | 8.8.8.8:53 | zikudeqeqite.com | udp |
| US | 8.8.8.8:53 | mepekulykowuw.com | udp |
| US | 8.8.8.8:53 | tyqonelaresuz.com | udp |
| US | 8.8.8.8:53 | zaryhocypase.com | udp |
| US | 8.8.8.8:53 | gafotulerilir.com | udp |
| US | 8.8.8.8:53 | demoziqut.com | udp |
| US | 8.8.8.8:53 | qosifavede.com | udp |
| US | 8.8.8.8:53 | labicycosibuw.com | udp |
| US | 8.8.8.8:53 | vonygulyxiqo.com | udp |
| US | 8.8.8.8:53 | febysaholubaro.com | udp |
| US | 8.8.8.8:53 | wydajufacysyd.com | udp |
| US | 8.8.8.8:53 | kuhoculyw.com | udp |
Files
memory/2820-1-0x0000000000400000-0x0000000000476000-memory.dmp
memory/2820-0-0x0000000000180000-0x000000000018D000-memory.dmp
memory/2820-2-0x0000000000400000-0x0000000000476000-memory.dmp
memory/2820-3-0x0000000001F70000-0x00000000020A5000-memory.dmp
\Users\Admin\AppData\Local\ybh.exe
| MD5 | 43ba3a4e346cc7fb13dee0fd9ae904f2 |
| SHA1 | 8a494495da4de2ad0827e9b8c761f14d384c5dc3 |
| SHA256 | f6d1282a212e0d0e2ce27b056bb99947e9084cd1bcfb24fba216b0819144457c |
| SHA512 | 8b8cfbe5c57c484b212e070b277c888c349567b60cdb9c7fee8463b036bf68bab11f5fc88393ea2abec5cc7127487e30745e9b0c40b890ac5885678318fb00ab |
memory/2820-12-0x0000000000400000-0x0000000000476000-memory.dmp
memory/2028-13-0x0000000000400000-0x0000000000476000-memory.dmp
memory/2028-14-0x0000000000400000-0x0000000000476000-memory.dmp
memory/2028-15-0x0000000000400000-0x0000000000476000-memory.dmp
memory/2028-16-0x0000000000400000-0x0000000000476000-memory.dmp
memory/2028-17-0x0000000000400000-0x0000000000476000-memory.dmp
memory/2028-18-0x0000000000400000-0x0000000000476000-memory.dmp
memory/2028-19-0x0000000000400000-0x0000000000476000-memory.dmp
memory/2028-20-0x0000000000400000-0x0000000000476000-memory.dmp
memory/2028-21-0x0000000000400000-0x0000000000476000-memory.dmp
memory/2028-22-0x0000000000400000-0x0000000000476000-memory.dmp
memory/2028-23-0x0000000000400000-0x0000000000476000-memory.dmp
memory/2028-24-0x0000000000400000-0x0000000000476000-memory.dmp
memory/2028-25-0x0000000000400000-0x0000000000476000-memory.dmp
memory/2028-26-0x0000000000400000-0x0000000000476000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-06 22:10
Reported
2024-04-06 22:13
Platform
win10v2004-20240226-en
Max time kernel
147s
Max time network
154s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 744 wrote to memory of 2416 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 744 wrote to memory of 2416 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 744 wrote to memory of 2416 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6f9b47b09a25e99b4c6f1e69c7bef92bbeac599864fb6d7e096d14d9a9d326a8.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6f9b47b09a25e99b4c6f1e69c7bef92bbeac599864fb6d7e096d14d9a9d326a8.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 145.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 89.65.42.20.in-addr.arpa | udp |
Files
memory/2416-1-0x0000000000400000-0x0000000000476000-memory.dmp
memory/2416-0-0x0000000000D60000-0x0000000000D6D000-memory.dmp
memory/2416-2-0x0000000000400000-0x0000000000476000-memory.dmp
memory/2416-3-0x0000000002830000-0x0000000002965000-memory.dmp