Managed XDR

254b0.msi (Syncro RMM Agent) — malware analysis report

File info

Filename
254b0.msi
File type
Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Title: Installation Database, Subject: Syncro, Author: Servably, Inc., Keywords: Installer, Comments: This installer database contains the logic and data required to install Syncro., Template: Intel;1033, Revision Number: {20BFEDC8-0DDD-47EE-A3B7-5CEDBCA9E980}, Create Time/Date: Fri Dec 9 22:14:56 2022, Last Saved Time/Date: Fri Dec 9 22:14:56 2022, Number of Pages: 200, Number of Words: 2, Name of Creating Application: Windows Installer XML Toolset (3.11.1.2318), Security: 2
File size
5.8 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
339cc9134f6be05b5fcde1e732f18ba24fe38a87
SHA256
a37b6e843dcea9699fe13bc45bd7dd9cf180dd64ee564ec804dfde4d5cbde0d5
MD5
70c46b73256b56640a21fceac93a902b

Malwares

  • Syncro RMM Agent

Signatures

Execution

T1569.002 persistence_service: Starts newly created service
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests
T1059.003 executes_dropped_cmd: Executes dropped batch files

Persistence

T1543.003 creates_service: Creates a service, that will start automatically

Privilege Escalation

T1543.003 creates_service: Creates a service, that will start automatically
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

T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.001 antivm_generic_services: Enumerates services, possibly for anti-virtualization
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.001 antivm_disk_size: Checks the amount of free disk space
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 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_printers: Attempts to detect Sandbox by exploring existing printers
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.001 antivm_queries_computername: Retrieves the computer name

Discovery

T1497.001 antivm_generic_services: Enumerates services, possibly for anti-virtualization
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1518.001 antiav_detectservice: Attempts to detect installed antiviruses by a certain service
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1518 recon_programs: Collects information about installed programs
T1518.001 wmi_check_av: Uses WMI to check for installed antivirus software
T1057 has_wmi: Executes one or several WMI requests
T1057 process_interest: Enumerates processes
T1082 has_wmi: Executes one or several WMI requests
T1497.001 antivm_network_adapters: Checks NIC addresses
T1518 locates_browser: Attempts to identify where browsers are installed
T1049 list_ts_rdp_sessions: Lists ts/rdp sessions
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.001 antivm_queries_computername: Retrieves the computer name

Command and Control

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

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
ce_info: Syncro Configuration Data found
syncro_behavior: Demonstrates behavioral signs of Syncro RMM Agent
creates_exe: Creates executable files in the file system
suspicious_process_network: Unusual process network activity detected
executes_dropped_exe: Executes dropped exe files
creates_in_windows: Creates files in the Windows directory
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
valid_authenticode: The digital signature has been verified

Related reports

Managed XDR