Managed XDR

c-windows-installer-5fc4f7.msi — malware analysis report

File info

Filename
c-windows-installer-5fc4f7.msi
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.2, MSI Installer, Code page: 1252, Title: Installation Database, Subject: PDQConnectAgent, Author: PDQ.com, Keywords: Installer, Comments: This installer database contains the logic and data required to install PDQConnectAgent., Template: x64;1033, Revision Number: {94FE0488-A093-4506-B06C-F1EF74911265}, Create Time/Date: Thu Apr 17 20:29:12 2025, Last Saved Time/Date: Thu Apr 17 20:29:12 2025, Number of Pages: 200, Number of Words: 2, Name of Creating Application: WiX Toolset (5.0.0.0), Security: 2
File size
4.9 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
407448f857d709298f4425afc61c0ddace7642cc
SHA256
0832eedff186c0b8ddb3cea63cf40b511e8537dbeda88df51ad6a1fcef1a160f
MD5
188e136baf5313b9a6ed0e15ae84e61f

Signatures

Execution

T1059.001 suspicious_powershell: Creates suspicious powershell process
T1569.002 persistence_service: Starts newly created service
T1047 has_wmi: Executes one or several WMI requests

Persistence

T1543.003 creates_service: Creates a service, that will start automatically
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1543.003 creates_service: Creates a service, that will start automatically
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1036.001 invalid_authenticode: Digital signature of the executable file has failed the verification
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_generic_msi: Checks installed MSI pakages, possibly for anti-virtualization
T1497.001 antivm_queries_computername: Retrieves the computer name
T1070 stealth_window: A process created a hidden window

Discovery

T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_generic_msi: Checks installed MSI pakages, possibly for anti-virtualization
T1497.001 antivm_queries_computername: Retrieves the computer name

Impact

T1489 change_service_config: Stops services via ChangeServiceConfig
T1489 service_control_stop: Stops services via ControlService

Other

yara_rules: Static rules
creates_in_windows: Creates files in the Windows directory
creates_exe: Creates executable files in the file system
executes_dropped_exe: Executes dropped exe files
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
msi_has_custom_action: MSI file contains custom action
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services
Managed XDR