Managed XDR

c-windows-installer-65133e.msi — malware analysis report

File info

Filename
c-windows-installer-65133e.msi
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, MSI Installer, Code page: 1252, Title: Installation Database, Subject: AteraAgent, Author: Atera networks, Keywords: Installer, Comments: This installer database contains the logic and data required to install AteraAgent., Template: Intel;1033, Revision Number: {721AD955-79FD-4019-BBF5-9DCC4C1175BB}, Create Time/Date: Wed Feb 28 10:52:02 2024, Last Saved Time/Date: Wed Feb 28 10:52:02 2024, Number of Pages: 200, Number of Words: 6, Name of Creating Application: Windows Installer XML Toolset (3.11.2.4516), Security: 2
File size
2.9 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
4a1978a0a5172910435b7a44b31062abdc350e22
SHA256
e59631322bc8b36aa042d8e75b57d6ecc7e3d0c4ab0cd74c5df81c9b8c7d2f1a
MD5
335d422c3e4a4ae937514227091e63ae

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

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
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

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
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 sets_privilegies_via_rtladjustprivilege: Sets process privilege via RtlAdjustPrivilege
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

T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.001 antivm_generic_services: Enumerates services, possibly for anti-virtualization
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1497 debugs_self: Creates a process and debugs it
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1497.001 antivm_network_adapters: Checks NIC addresses
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 sets_privilegies_via_rtladjustprivilege: Sets process privilege via RtlAdjustPrivilege
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_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1070 stealth_window: A process created a hidden window

Discovery

T1497.001 antivm_generic_services: Enumerates services, possibly for anti-virtualization
T1518.001 antiav_detectservice: Attempts to detect installed antiviruses by a certain service
T1497 debugs_self: Creates a process and debugs it
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1057 process_interest: Enumerates processes
T1082 uses_windows_utilities: Uses Windows utilities for basic Windows functionality
T1497.001 antivm_network_adapters: Checks NIC addresses
T1135 server_share_info: Retrieves information about each shared resource on a server
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1518 recon_programs: Collects information about installed programs
T1082 reads_csrss: Attempts to read csrss.exe memory

Command and Control

T1071.001 network_http: Performs HTTP requests
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Impact

T1489 net_stop: Stops services through the use of net stop
T1489 service_control_stop: Stops services via ControlService

Other

AteraAgent: AteraAgent application detected
creates_in_windows: Creates files in the Windows directory
modifies_certs: Attempts to generate or modify system certificates
network_bind: Starts servers listening at 0.0.0.0:7070
creates_exe: Creates executable files in the file system
suspicious_process_network: Unusual process network activity detected
executes_dropped_exe: Executes dropped exe files
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
break_limit_exceeded: Warning: function calls limit has been exceeded
message_box: Displays a message
msi_has_custom_action: MSI file contains custom action
get_policy_info: Retrieves information about a Policy object
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
open_event_log: Opens an event log
ce_info: AteraAgent Configuration Data found
valid_authenticode: The digital signature has been verified