Managed XDR

connectwisecontrol.clientsetup-1-.exe — malware analysis report

File info

Filename
connectwisecontrol.clientsetup-1-.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
4.1 MB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
39d38ab28e8fd69be8ed9acfd67d9ca875ee199e
SHA256
9bd825a95ee512db3d528a4a8998160fafdc7a2454734c9f6490cc6f33cbf04f
MD5
31bc9bd7a4919266771f4c414aef26e7

Signatures

Resource Development

T1608.005 contacts_url_shortener: Connects to url shortening services

Execution

T1059.001 suspicious_powershell: Creates suspicious powershell process
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
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
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1027.004 compiles_code: Compiles C# code
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
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
T1497.001 antivm_generic_msi: Checks installed MSI pakages, possibly for anti-virtualization
T1497.001 antivm_queries_computername: Retrieves the computer name

Discovery

T1033 sam_users_discovery: Enumerates users or groups in system with SAM API
T1518.001 antiav_detectservice: Attempts to detect installed antiviruses by a certain service
T1007 has_wmi: Executes one or several WMI requests
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1057 has_wmi: Executes one or several WMI requests
T1082 has_wmi: Executes one or several WMI requests
T1497.001 antivm_network_adapters: Checks NIC addresses
T1087.001 local_account_discovery: Enumerates local accounts
T1049 list_ts_rdp_sessions: Lists ts/rdp sessions
T1497.001 antivm_generic_msi: Checks installed MSI pakages, possibly for anti-virtualization
T1497.001 antivm_queries_computername: Retrieves the computer name

Command and Control

T1071.001 network_cnc_http: Suspicious HTTP traffic
T1071.001 network_http: Performs HTTP requests
T1102.003 cloud_github: Connects to cloud services of Github (potentially for malicious payload delivery)

Exfiltration

T1022 encrypts_pc_info: Collects and encrypts information about the computer (possibly for exfiltration)

Other

yara_rules: Static rules
prevents_safeboot: Prevents booting in Safe Mode
creates_in_windows: Creates files in the Windows directory
accesses_mailslot: Performs a Mailslot ping, possibly used to get Domain Controller information
creates_exe: Creates executable files in the file system
executes_dropped_exe: Executes dropped exe files
network_powershell: Powershell process network connection detected
create_rpc_bindings: Creates RPC connection
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services
writes_data: Writes big amount of data to disk
pe_overlay: PE file contains overlay
open_winlogon_process: Trying to open winlogon process
suricata_alert: Malicious traffic detected
ce_info: ScreenConnect Configuration Data found