Analysis Overview
SHA256
e5c752c17a8553d77b0751b49ecdcde62e10978185c9f3cdd7b253a92096b09c
Threat Level: Known bad
The file e5c752c17a8553d77b0751b49ecdcde62e10978185c9f3cdd7b253a92096b09c was found to be: Known bad.
Malicious Activity Summary
Rhadamanthys
Suspicious use of NtCreateUserProcessOtherParentProcess
Suspicious use of NtCreateThreadExHideFromDebugger
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-05-27 20:54
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-27 20:54
Reported
2024-05-27 20:56
Platform
win7-20240221-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Rhadamanthys
Suspicious use of NtCreateUserProcessOtherParentProcess
| Description | Indicator | Process | Target |
| PID 1708 created 1196 | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Windows\Explorer.EXE |
Suspicious use of NtCreateThreadExHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\dialer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\dialer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\dialer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\dialer.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e5c752c17a8553d77b0751b49ecdcde62e10978185c9f3cdd7b253a92096b09c.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\e5c752c17a8553d77b0751b49ecdcde62e10978185c9f3cdd7b253a92096b09c.dll
C:\Windows\SysWOW64\regsvr32.exe
"C:\Windows\SysWOW64\regsvr32.exe"
C:\Windows\SysWOW64\dialer.exe
"C:\Windows\system32\dialer.exe"
Network
Files
memory/1956-0-0x0000000010000000-0x00000000102FE000-memory.dmp
memory/1708-19-0x00000000000A0000-0x000000000010D000-memory.dmp
memory/1956-18-0x0000000010000000-0x00000000102FE000-memory.dmp
memory/1956-17-0x00000000102CF000-0x00000000102F8000-memory.dmp
memory/1956-16-0x00000000102CB000-0x00000000102F8000-memory.dmp
memory/1956-15-0x00000000102C6000-0x00000000102CA000-memory.dmp
memory/1956-14-0x00000000102C3000-0x00000000102C7000-memory.dmp
memory/1956-13-0x00000000102C0000-0x00000000102C7000-memory.dmp
memory/1956-12-0x00000000102B8000-0x00000000102C0000-memory.dmp
memory/1708-11-0x00000000000A0000-0x000000000010D000-memory.dmp
memory/1708-10-0x00000000000A0000-0x000000000010D000-memory.dmp
memory/1956-9-0x0000000010004000-0x000000001001E000-memory.dmp
memory/1708-7-0x0000000000150000-0x0000000000151000-memory.dmp
memory/1708-5-0x0000000000150000-0x0000000000151000-memory.dmp
memory/1708-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/1708-1-0x00000000000A0000-0x000000000010D000-memory.dmp
memory/1708-20-0x00000000035F0000-0x00000000039F0000-memory.dmp
memory/1708-21-0x00000000035F0000-0x00000000039F0000-memory.dmp
memory/1708-23-0x00000000759F0000-0x0000000075A37000-memory.dmp
memory/2612-24-0x00000000000C0000-0x00000000000C9000-memory.dmp
memory/2612-27-0x0000000000930000-0x0000000000D30000-memory.dmp
memory/2612-30-0x00000000759F0000-0x0000000075A37000-memory.dmp
memory/2612-28-0x0000000077940000-0x0000000077AE9000-memory.dmp
memory/1956-31-0x0000000010000000-0x00000000102FE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-27 20:54
Reported
2024-05-27 20:56
Platform
win10v2004-20240508-en
Max time kernel
148s
Max time network
155s
Command Line
Signatures
Rhadamanthys
Suspicious use of NtCreateUserProcessOtherParentProcess
| Description | Indicator | Process | Target |
| PID 4924 created 2532 | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Windows\system32\sihost.exe |
Suspicious use of NtCreateThreadExHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\regsvr32.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\regsvr32.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\dialer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\dialer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\dialer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\dialer.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\sihost.exe
sihost.exe
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e5c752c17a8553d77b0751b49ecdcde62e10978185c9f3cdd7b253a92096b09c.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\e5c752c17a8553d77b0751b49ecdcde62e10978185c9f3cdd7b253a92096b09c.dll
C:\Windows\SysWOW64\regsvr32.exe
"C:\Windows\SysWOW64\regsvr32.exe"
C:\Windows\SysWOW64\dialer.exe
"C:\Windows\system32\dialer.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4924 -ip 4924
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4924 -s 596
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4924 -ip 4924
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4924 -s 628
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 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | 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 | 8.8.8.8:53 | 213.143.182.52.in-addr.arpa | udp |
Files
memory/5048-0-0x0000000010000000-0x00000000102FE000-memory.dmp
memory/5048-1-0x0000000010004000-0x000000001001E000-memory.dmp
memory/4924-2-0x0000000000EC0000-0x0000000000EC1000-memory.dmp
memory/5048-10-0x00000000102CB000-0x00000000102F8000-memory.dmp
memory/5048-9-0x00000000102C6000-0x00000000102CA000-memory.dmp
memory/5048-8-0x00000000102C3000-0x00000000102C7000-memory.dmp
memory/5048-7-0x00000000102C0000-0x00000000102C7000-memory.dmp
memory/5048-11-0x00000000102CF000-0x00000000102F8000-memory.dmp
memory/4924-13-0x0000000000E50000-0x0000000000EBD000-memory.dmp
memory/5048-12-0x0000000010000000-0x00000000102FE000-memory.dmp
memory/5048-6-0x0000000010000000-0x00000000102FE000-memory.dmp
memory/4924-4-0x0000000000E50000-0x0000000000EBD000-memory.dmp
memory/4924-5-0x0000000000E50000-0x0000000000EBD000-memory.dmp
memory/4924-14-0x0000000003BD0000-0x0000000003FD0000-memory.dmp
memory/4924-15-0x0000000003BD0000-0x0000000003FD0000-memory.dmp
memory/4924-16-0x0000000003BD0000-0x0000000003FD0000-memory.dmp
memory/4924-17-0x00007FF867BF0000-0x00007FF867DE5000-memory.dmp
memory/4924-18-0x0000000003BD0000-0x0000000003FD0000-memory.dmp
memory/4924-20-0x00000000773B0000-0x00000000775C5000-memory.dmp
memory/4604-21-0x0000000000D20000-0x0000000000D29000-memory.dmp
memory/4604-23-0x0000000002C00000-0x0000000003000000-memory.dmp
memory/4604-27-0x0000000002C00000-0x0000000003000000-memory.dmp
memory/4604-28-0x0000000002C00000-0x0000000003000000-memory.dmp
memory/4604-26-0x00000000773B0000-0x00000000775C5000-memory.dmp
memory/4604-24-0x00007FF867BF0000-0x00007FF867DE5000-memory.dmp
memory/4604-29-0x0000000002C00000-0x0000000003000000-memory.dmp
memory/4924-31-0x0000000003BD0000-0x0000000003FD0000-memory.dmp