Analysis Overview
SHA256
81caa3adef4253955af7d8e935d6c6d3c3fb6134fdb9a37e46a3da4695136154
Threat Level: Likely malicious
The file desync.exe was found to be: Likely malicious.
Malicious Activity Summary
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Checks BIOS information in registry
Checks computer location settings
Themida packer
Checks whether UAC is enabled
Suspicious use of NtSetInformationThreadHideFromDebugger
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-16 19:46
Signatures
Themida packer
| 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
2024-06-16 19:46
Reported
2024-06-16 19:49
Platform
win7-20240221-en
Max time kernel
118s
Max time network
120s
Command Line
Signatures
Identifies VirtualBox via ACPI registry values (likely anti-VM)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Local\Temp\desync.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\desync.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\desync.exe | N/A |
Themida packer
| 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 |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\desync.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\desync.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\desync.exe
"C:\Users\Admin\AppData\Local\Temp\desync.exe"
Network
Files
memory/2012-0-0x000000013F5F0000-0x000000014080B000-memory.dmp
memory/2012-1-0x0000000077A40000-0x0000000077A42000-memory.dmp
memory/2012-4-0x000000013F5F0000-0x000000014080B000-memory.dmp
memory/2012-2-0x000000013F5F0000-0x000000014080B000-memory.dmp
memory/2012-3-0x000000013F5F0000-0x000000014080B000-memory.dmp
memory/2012-5-0x000000013F5F0000-0x000000014080B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-16 19:46
Reported
2024-06-16 19:49
Platform
win10v2004-20240508-en
Max time kernel
39s
Max time network
46s
Command Line
Signatures
Identifies VirtualBox via ACPI registry values (likely anti-VM)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Local\Temp\desync.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\desync.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\desync.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\desync.exe | N/A |
Themida packer
| 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 |
| 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 |
| N/A | N/A | N/A | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\desync.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\desync.exe | N/A |
Enumerates physical storage devices
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:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2456 wrote to memory of 3292 | N/A | C:\Users\Admin\AppData\Local\Temp\desync.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 2456 wrote to memory of 3292 | N/A | C:\Users\Admin\AppData\Local\Temp\desync.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\desync.exe
"C:\Users\Admin\AppData\Local\Temp\desync.exe"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" /C Get-Service -Name WpnUserService* | Restart-Service -Force
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | comun.chairfbi.com | udp |
| US | 8.8.8.8:53 | venom.nyc3.digitaloceanspaces.com | udp |
Files
memory/2456-0-0x00007FF77FB30000-0x00007FF780D4B000-memory.dmp
memory/2456-1-0x00007FFF9AC10000-0x00007FFF9AC12000-memory.dmp
memory/2456-2-0x00007FF77FB30000-0x00007FF780D4B000-memory.dmp
memory/2456-4-0x00007FF77FB30000-0x00007FF780D4B000-memory.dmp
memory/2456-3-0x00007FF77FB30000-0x00007FF780D4B000-memory.dmp
memory/2456-6-0x00007FF77FB30000-0x00007FF780D4B000-memory.dmp
memory/2456-7-0x00007FF77FB30000-0x00007FF780D4B000-memory.dmp
memory/2456-5-0x00007FF77FB30000-0x00007FF780D4B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hjbenymo.ibi.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/3292-10-0x000001D35AFA0000-0x000001D35AFC2000-memory.dmp
memory/2456-22-0x00007FF77FB30000-0x00007FF780D4B000-memory.dmp
memory/2456-23-0x00007FF77FB30000-0x00007FF780D4B000-memory.dmp
memory/2456-25-0x00007FF77FB30000-0x00007FF780D4B000-memory.dmp
memory/2456-26-0x00007FF77FB30000-0x00007FF780D4B000-memory.dmp