Analysis Overview
SHA256
91e36194bc1caf8580ad6f4c697f4086b7bc49ded8b05b8d379997c465d2ba83
Threat Level: Known bad
The file 91e36194bc1caf8580ad6f4c697f4086b7bc49ded8b05b8d379997c465d2ba83.exe was found to be: Known bad.
Malicious Activity Summary
Detect Xworm Payload
Xworm
Xworm family
Looks up external IP address via web service
Suspicious use of SetThreadContext
Program crash
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-31 03:39
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-31 03:39
Reported
2024-10-31 03:42
Platform
win7-20240903-en
Max time kernel
122s
Max time network
123s
Command Line
Signatures
Detect Xworm Payload
| 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 |
Xworm
Xworm family
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ip-api.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1672 set thread context of 2188 | N/A | C:\Users\Admin\AppData\Local\Temp\91e36194bc1caf8580ad6f4c697f4086b7bc49ded8b05b8d379997c465d2ba83.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\91e36194bc1caf8580ad6f4c697f4086b7bc49ded8b05b8d379997c465d2ba83.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\91e36194bc1caf8580ad6f4c697f4086b7bc49ded8b05b8d379997c465d2ba83.exe
"C:\Users\Admin\AppData\Local\Temp\91e36194bc1caf8580ad6f4c697f4086b7bc49ded8b05b8d379997c465d2ba83.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ip-api.com | udp |
| US | 208.95.112.1:80 | ip-api.com | tcp |
Files
memory/1672-0-0x00000000001EC000-0x00000000001ED000-memory.dmp
memory/2188-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2188-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2188-5-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
memory/2188-4-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2188-3-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2188-2-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2188-10-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2188-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2188-11-0x000000007442E000-0x000000007442F000-memory.dmp
memory/2188-12-0x0000000074420000-0x0000000074B0E000-memory.dmp
memory/2188-13-0x0000000074420000-0x0000000074B0E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-31 03:39
Reported
2024-10-31 03:42
Platform
win10v2004-20241007-en
Max time kernel
132s
Max time network
157s
Command Line
Signatures
Detect Xworm Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Xworm
Xworm family
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ip-api.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4568 set thread context of 4916 | N/A | C:\Users\Admin\AppData\Local\Temp\91e36194bc1caf8580ad6f4c697f4086b7bc49ded8b05b8d379997c465d2ba83.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\91e36194bc1caf8580ad6f4c697f4086b7bc49ded8b05b8d379997c465d2ba83.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\91e36194bc1caf8580ad6f4c697f4086b7bc49ded8b05b8d379997c465d2ba83.exe
"C:\Users\Admin\AppData\Local\Temp\91e36194bc1caf8580ad6f4c697f4086b7bc49ded8b05b8d379997c465d2ba83.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4916 -ip 4916
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 1692
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 105.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ip-api.com | udp |
| US | 208.95.112.1:80 | ip-api.com | tcp |
| US | 8.8.8.8:53 | 1.112.95.208.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 70.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
Files
memory/4568-0-0x00000000005DC000-0x00000000005DD000-memory.dmp
memory/4916-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4916-2-0x00000000753FE000-0x00000000753FF000-memory.dmp
memory/4916-3-0x0000000005470000-0x000000000550C000-memory.dmp
memory/4916-4-0x0000000005510000-0x0000000005576000-memory.dmp
memory/4916-5-0x00000000753F0000-0x0000000075BA0000-memory.dmp
memory/4916-6-0x00000000753F0000-0x0000000075BA0000-memory.dmp