Analysis Overview
SHA256
89cfe67f5db79acfcddfeebe0f984252780a6108b4a425bf878574a3efce6f83
Threat Level: Shows suspicious behavior
The file 89cfe67f5db79acfcddfeebe0f984252780a6108b4a425bf878574a3efce6f83 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Drops startup file
Loads dropped DLL
Executes dropped EXE
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
AutoIT Executable
Suspicious use of SetThreadContext
System Location Discovery: System Language Discovery
Program crash
Unsigned PE
outlook_office_path
outlook_win_path
Suspicious behavior: MapViewOfSection
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-17 09:11
Signatures
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 |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-17 09:11
Reported
2024-11-17 09:13
Platform
win7-20240903-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\surmit.vbs | C:\Users\Admin\AppData\Local\Gammexane\surmit.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Gammexane\surmit.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\89cfe67f5db79acfcddfeebe0f984252780a6108b4a425bf878574a3efce6f83.exe | N/A |
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | 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 2436 set thread context of 2624 | N/A | C:\Users\Admin\AppData\Local\Gammexane\surmit.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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\89cfe67f5db79acfcddfeebe0f984252780a6108b4a425bf878574a3efce6f83.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Gammexane\surmit.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Gammexane\surmit.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\89cfe67f5db79acfcddfeebe0f984252780a6108b4a425bf878574a3efce6f83.exe
"C:\Users\Admin\AppData\Local\Temp\89cfe67f5db79acfcddfeebe0f984252780a6108b4a425bf878574a3efce6f83.exe"
C:\Users\Admin\AppData\Local\Gammexane\surmit.exe
"C:\Users\Admin\AppData\Local\Temp\89cfe67f5db79acfcddfeebe0f984252780a6108b4a425bf878574a3efce6f83.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Users\Admin\AppData\Local\Temp\89cfe67f5db79acfcddfeebe0f984252780a6108b4a425bf878574a3efce6f83.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| BR | 132.226.247.73:80 | checkip.dyndns.org | tcp |
| US | 8.8.8.8:53 | reallyfreegeoip.org | udp |
| US | 104.21.67.152:443 | reallyfreegeoip.org | tcp |
Files
memory/1992-6-0x0000000000640000-0x0000000000A40000-memory.dmp
\Users\Admin\AppData\Local\Gammexane\surmit.exe
| MD5 | 3033de305199a2dfa2ae15a067686fce |
| SHA1 | 0359e5dcbd476e7375eb4bf2c7d1e15c98dea27e |
| SHA256 | 89cfe67f5db79acfcddfeebe0f984252780a6108b4a425bf878574a3efce6f83 |
| SHA512 | ba30241dc4cf660f059cd8e536db0a433ca875ce1d29e02c00cf0d8a569777b05ede0692fddb3d6f0adf26b4b6ea348d8f8eae96037140f25ea6ed3d3c7c7856 |
C:\Users\Admin\AppData\Local\Temp\tilths
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
memory/2436-20-0x00000000009F0000-0x0000000000DF0000-memory.dmp
memory/2624-22-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2624-24-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2624-25-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2624-26-0x0000000074CAE000-0x0000000074CAF000-memory.dmp
memory/2624-27-0x00000000005D0000-0x0000000000600000-memory.dmp
memory/2624-28-0x0000000074CA0000-0x000000007538E000-memory.dmp
memory/2624-29-0x0000000074CA0000-0x000000007538E000-memory.dmp
memory/2624-30-0x0000000074CA0000-0x000000007538E000-memory.dmp
memory/2624-31-0x0000000000950000-0x000000000097E000-memory.dmp
memory/2624-33-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-35-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-32-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-39-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-57-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-91-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-37-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-49-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-75-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-89-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-88-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-85-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-83-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-81-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-79-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-78-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-73-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-71-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-69-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-67-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-65-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-63-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-61-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-59-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-55-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-53-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-51-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-47-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-45-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-43-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-41-0x0000000000950000-0x0000000000978000-memory.dmp
memory/2624-480-0x0000000074CA0000-0x000000007538E000-memory.dmp
memory/2624-481-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2624-482-0x0000000074CAE000-0x0000000074CAF000-memory.dmp
memory/2624-483-0x0000000074CA0000-0x000000007538E000-memory.dmp
memory/2624-484-0x0000000074CA0000-0x000000007538E000-memory.dmp
memory/2624-485-0x0000000074CA0000-0x000000007538E000-memory.dmp
memory/2624-486-0x0000000074CA0000-0x000000007538E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-17 09:11
Reported
2024-11-17 09:13
Platform
win10v2004-20241007-en
Max time kernel
95s
Max time network
134s
Command Line
Signatures
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\surmit.vbs | C:\Users\Admin\AppData\Local\Gammexane\surmit.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Gammexane\surmit.exe | N/A |
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Gammexane\surmit.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\89cfe67f5db79acfcddfeebe0f984252780a6108b4a425bf878574a3efce6f83.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Gammexane\surmit.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\89cfe67f5db79acfcddfeebe0f984252780a6108b4a425bf878574a3efce6f83.exe
"C:\Users\Admin\AppData\Local\Temp\89cfe67f5db79acfcddfeebe0f984252780a6108b4a425bf878574a3efce6f83.exe"
C:\Users\Admin\AppData\Local\Gammexane\surmit.exe
"C:\Users\Admin\AppData\Local\Temp\89cfe67f5db79acfcddfeebe0f984252780a6108b4a425bf878574a3efce6f83.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Users\Admin\AppData\Local\Temp\89cfe67f5db79acfcddfeebe0f984252780a6108b4a425bf878574a3efce6f83.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1276 -ip 1276
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1276 -s 712
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 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
Files
memory/3096-6-0x0000000001680000-0x0000000001A80000-memory.dmp
C:\Users\Admin\AppData\Local\Gammexane\surmit.exe
| MD5 | 3033de305199a2dfa2ae15a067686fce |
| SHA1 | 0359e5dcbd476e7375eb4bf2c7d1e15c98dea27e |
| SHA256 | 89cfe67f5db79acfcddfeebe0f984252780a6108b4a425bf878574a3efce6f83 |
| SHA512 | ba30241dc4cf660f059cd8e536db0a433ca875ce1d29e02c00cf0d8a569777b05ede0692fddb3d6f0adf26b4b6ea348d8f8eae96037140f25ea6ed3d3c7c7856 |
C:\Users\Admin\AppData\Local\Temp\tilths
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
memory/1276-18-0x0000000001150000-0x0000000001550000-memory.dmp