Analysis Overview
SHA256
55305b6338fc6b5618251972a280ed043369e2ec494012a12b9e192b1f8e3ec5
Threat Level: Known bad
The file 55305b6338fc6b5618251972a280ed043369e2ec494012a12b9e192b1f8e3ec5 was found to be: Known bad.
Malicious Activity Summary
Azorult
UPX dump on OEP (original entry point)
UPX dump on OEP (original entry point)
Checks computer location settings
Deletes itself
UPX packed file
AutoIT Executable
Suspicious use of SetThreadContext
Enumerates physical storage devices
Unsigned PE
Delays execution with timeout.exe
Suspicious use of SendNotifyMessage
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-24 20:17
Signatures
UPX dump on OEP (original entry point)
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
AutoIT Executable
| 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 |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-24 20:17
Reported
2024-03-24 20:19
Platform
win7-20231129-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Azorult
UPX dump on OEP (original entry point)
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.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 |
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 756 set thread context of 1668 | N/A | C:\Users\Admin\AppData\Local\Temp\55305b6338fc6b5618251972a280ed043369e2ec494012a12b9e192b1f8e3ec5.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
Enumerates physical storage devices
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\55305b6338fc6b5618251972a280ed043369e2ec494012a12b9e192b1f8e3ec5.exe
"C:\Users\Admin\AppData\Local\Temp\55305b6338fc6b5618251972a280ed043369e2ec494012a12b9e192b1f8e3ec5.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c TimeOut 1 & Del /F "C:\Users\Admin\AppData\Local\Temp\55305b6338fc6b5618251972a280ed043369e2ec494012a12b9e192b1f8e3ec5.exe"
C:\Windows\SysWOW64\timeout.exe
TimeOut 1
Network
| Country | Destination | Domain | Proto |
| IR | 185.79.156.23:80 | tcp | |
| IR | 185.79.156.23:80 | tcp | |
| IR | 185.79.156.23:80 | tcp |
Files
memory/756-0-0x0000000000FF0000-0x0000000001184000-memory.dmp
memory/756-3-0x00000000001A0000-0x00000000001A1000-memory.dmp
memory/1668-4-0x0000000000400000-0x0000000000420000-memory.dmp
memory/1668-5-0x0000000000400000-0x0000000000420000-memory.dmp
memory/1668-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/1668-14-0x0000000000400000-0x0000000000420000-memory.dmp
memory/756-18-0x0000000000FF0000-0x0000000001184000-memory.dmp
memory/1668-16-0x0000000000400000-0x0000000000420000-memory.dmp
memory/1668-19-0x0000000000400000-0x0000000000420000-memory.dmp
memory/1668-21-0x0000000000400000-0x0000000000420000-memory.dmp
memory/1668-23-0x0000000000400000-0x0000000000420000-memory.dmp
memory/1668-25-0x0000000000400000-0x0000000000420000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-24 20:17
Reported
2024-03-24 20:19
Platform
win10v2004-20240226-en
Max time kernel
149s
Max time network
149s
Command Line
Signatures
Azorult
UPX dump on OEP (original entry point)
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\55305b6338fc6b5618251972a280ed043369e2ec494012a12b9e192b1f8e3ec5.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 |
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4088 set thread context of 5640 | N/A | C:\Users\Admin\AppData\Local\Temp\55305b6338fc6b5618251972a280ed043369e2ec494012a12b9e192b1f8e3ec5.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
Enumerates physical storage devices
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\55305b6338fc6b5618251972a280ed043369e2ec494012a12b9e192b1f8e3ec5.exe
"C:\Users\Admin\AppData\Local\Temp\55305b6338fc6b5618251972a280ed043369e2ec494012a12b9e192b1f8e3ec5.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c TimeOut 1 & Del /F "C:\Users\Admin\AppData\Local\Temp\55305b6338fc6b5618251972a280ed043369e2ec494012a12b9e192b1f8e3ec5.exe"
C:\Windows\SysWOW64\timeout.exe
TimeOut 1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| IR | 185.79.156.23:80 | tcp | |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| IR | 185.79.156.23:80 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/4088-0-0x00000000003E0000-0x0000000000574000-memory.dmp
memory/4088-3-0x0000000001C80000-0x0000000001C81000-memory.dmp
memory/5640-4-0x0000000000400000-0x0000000000420000-memory.dmp
memory/5640-12-0x0000000000400000-0x0000000000420000-memory.dmp
memory/5640-14-0x0000000000400000-0x0000000000420000-memory.dmp
memory/5640-16-0x0000000000400000-0x0000000000420000-memory.dmp
memory/5640-18-0x0000000000400000-0x0000000000420000-memory.dmp
memory/5640-20-0x0000000000400000-0x0000000000420000-memory.dmp
memory/5640-22-0x0000000000400000-0x0000000000420000-memory.dmp
memory/4088-23-0x00000000003E0000-0x0000000000574000-memory.dmp