Analysis Overview
SHA256
9d380a3292854ec2522aeef19e219ca54317569a7ef9bf0cf2d48c39d58af05c
Threat Level: Known bad
The file tmp was found to be: Known bad.
Malicious Activity Summary
Rhadamanthys
Suspicious use of NtCreateUserProcessOtherParentProcess
Suspicious use of SetThreadContext
Unsigned PE
Program crash
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-04-05 04:16
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-05 04:16
Reported
2024-04-05 04:19
Platform
win7-20231129-en
Max time kernel
122s
Max time network
123s
Command Line
Signatures
Rhadamanthys
Suspicious use of NtCreateUserProcessOtherParentProcess
| Description | Indicator | Process | Target |
| PID 860 created 1368 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | C:\Windows\Explorer.EXE |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3048 set thread context of 860 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.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:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 508
C:\Windows\SysWOW64\dialer.exe
"C:\Windows\system32\dialer.exe"
Network
Files
memory/3048-0-0x0000000000120000-0x0000000000196000-memory.dmp
memory/3048-1-0x0000000074BF0000-0x00000000752DE000-memory.dmp
memory/3048-4-0x0000000002320000-0x0000000004320000-memory.dmp
memory/860-5-0x0000000000400000-0x000000000046D000-memory.dmp
memory/860-6-0x0000000000400000-0x000000000046D000-memory.dmp
memory/860-10-0x0000000000400000-0x000000000046D000-memory.dmp
memory/860-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/860-9-0x0000000000400000-0x000000000046D000-memory.dmp
memory/860-8-0x0000000000400000-0x000000000046D000-memory.dmp
memory/860-7-0x0000000000400000-0x000000000046D000-memory.dmp
memory/860-13-0x0000000000400000-0x000000000046D000-memory.dmp
memory/860-16-0x0000000000400000-0x000000000046D000-memory.dmp
memory/860-17-0x0000000000400000-0x000000000046D000-memory.dmp
memory/860-18-0x0000000003620000-0x0000000003A20000-memory.dmp
memory/860-19-0x0000000003620000-0x0000000003A20000-memory.dmp
memory/860-20-0x0000000077C10000-0x0000000077DB9000-memory.dmp
memory/860-21-0x0000000003620000-0x0000000003A20000-memory.dmp
memory/860-23-0x0000000077040000-0x0000000077087000-memory.dmp
memory/2636-24-0x0000000000080000-0x0000000000089000-memory.dmp
memory/860-26-0x0000000003620000-0x0000000003A20000-memory.dmp
memory/2636-27-0x0000000001C00000-0x0000000002000000-memory.dmp
memory/2636-28-0x0000000001C00000-0x0000000002000000-memory.dmp
memory/2636-29-0x0000000077C10000-0x0000000077DB9000-memory.dmp
memory/2636-31-0x0000000001C00000-0x0000000002000000-memory.dmp
memory/2636-32-0x0000000077040000-0x0000000077087000-memory.dmp
memory/2636-33-0x0000000077C10000-0x0000000077DB9000-memory.dmp
memory/2636-34-0x0000000001C00000-0x0000000002000000-memory.dmp
memory/3048-35-0x0000000074BF0000-0x00000000752DE000-memory.dmp
memory/3048-36-0x0000000002320000-0x0000000004320000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-05 04:16
Reported
2024-04-05 04:19
Platform
win10v2004-20240226-en
Max time kernel
142s
Max time network
158s
Command Line
Signatures
Rhadamanthys
Suspicious use of NtCreateUserProcessOtherParentProcess
| Description | Indicator | Process | Target |
| PID 1116 created 2652 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | C:\Windows\system32\sihost.exe |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1204 set thread context of 1116 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.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:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1204 -ip 1204
C:\Windows\SysWOW64\dialer.exe
"C:\Windows\system32\dialer.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1116 -ip 1116
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1116 -s 592
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1204 -s 868
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1116 -ip 1116
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1116 -s 596
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=4088 --field-trial-handle=2676,i,447940133669489189,1353734109898858672,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 96.136.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 65.139.73.23.in-addr.arpa | udp |
| GB | 142.250.187.202:443 | tcp | |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 137.71.105.51.in-addr.arpa | udp |
Files
memory/1204-0-0x0000000075310000-0x0000000075AC0000-memory.dmp
memory/1204-1-0x00000000002E0000-0x0000000000356000-memory.dmp
memory/1116-4-0x0000000000400000-0x000000000046D000-memory.dmp
memory/1204-6-0x0000000002770000-0x0000000004770000-memory.dmp
memory/1116-8-0x0000000000400000-0x000000000046D000-memory.dmp
memory/1116-9-0x0000000000400000-0x000000000046D000-memory.dmp
memory/1116-10-0x0000000003C70000-0x0000000004070000-memory.dmp
memory/1116-11-0x0000000003C70000-0x0000000004070000-memory.dmp
memory/1116-12-0x0000000003C70000-0x0000000004070000-memory.dmp
memory/1116-13-0x00007FFCACDB0000-0x00007FFCACFA5000-memory.dmp
memory/1116-14-0x0000000003C70000-0x0000000004070000-memory.dmp
memory/1116-16-0x00000000765F0000-0x0000000076805000-memory.dmp
memory/3484-17-0x00000000001C0000-0x00000000001C9000-memory.dmp
memory/3484-20-0x0000000000AD0000-0x0000000000ED0000-memory.dmp
memory/3484-21-0x00007FFCACDB0000-0x00007FFCACFA5000-memory.dmp
memory/3484-22-0x0000000000AD0000-0x0000000000ED0000-memory.dmp
memory/3484-24-0x00000000765F0000-0x0000000076805000-memory.dmp
memory/3484-25-0x0000000000AD0000-0x0000000000ED0000-memory.dmp
memory/1116-26-0x0000000003C70000-0x0000000004070000-memory.dmp
memory/1204-27-0x0000000075310000-0x0000000075AC0000-memory.dmp