Analysis Overview
SHA256
76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e
Threat Level: Known bad
The file 76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe was found to be: Known bad.
Malicious Activity Summary
Remcos family
Remcos
Windows security bypass
UAC bypass
Command and Scripting Interpreter: PowerShell
Windows security modification
Checks computer location settings
Checks whether UAC is enabled
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Program crash
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System policy modification
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-13 02:32
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-13 02:32
Reported
2024-11-13 02:35
Platform
win7-20240903-en
Max time kernel
122s
Max time network
122s
Command Line
Signatures
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe
"C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe"
Network
Files
memory/2708-0-0x000007FEF52E3000-0x000007FEF52E4000-memory.dmp
memory/2708-1-0x0000000000980000-0x000000000098A000-memory.dmp
memory/2708-2-0x000000001AE90000-0x000000001AF60000-memory.dmp
memory/2708-3-0x000007FEF52E0000-0x000007FEF5CCC000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-13 02:32
Reported
2024-11-13 02:35
Platform
win10v2004-20241007-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
Remcos
Remcos family
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe | N/A |
Windows security bypass
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths | C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe = "0" | C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths | C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions | C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe = "0" | C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4000 set thread context of 4696 | N/A | C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe
"C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\76c67a9a7f86000d03ecca3a53412616677be7841755bccb6b1b988568b8fa3e.exe" -Force
C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4696 -ip 4696
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4696 -s 24
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 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
Files
memory/4000-0-0x00007FFA20943000-0x00007FFA20945000-memory.dmp
memory/4000-1-0x000002D15B750000-0x000002D15B75A000-memory.dmp
memory/4000-2-0x000002D15D3C0000-0x000002D15D490000-memory.dmp
memory/4000-3-0x00007FFA20940000-0x00007FFA21401000-memory.dmp
memory/4696-4-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2552-5-0x00007FFA20940000-0x00007FFA21401000-memory.dmp
memory/2552-6-0x00007FFA20940000-0x00007FFA21401000-memory.dmp
memory/2552-12-0x00007FFA20940000-0x00007FFA21401000-memory.dmp
memory/2552-17-0x0000018E24F50000-0x0000018E24F72000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_chq3xecw.5cc.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/4000-19-0x00007FFA20940000-0x00007FFA21401000-memory.dmp
memory/2552-21-0x00007FFA20940000-0x00007FFA21401000-memory.dmp