Managed XDR

screenconnect.clientsetup.exe — malware analysis report

File info

Filename
screenconnect.clientsetup.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
12.9 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
36e86ba8830ff3afc8068b068466cdb651def3f1
SHA256
c6b2cde7ea18147884f791dde6ad542811d39764e17060c2164570ffdd2ce0f8
MD5
806f10abd944cc2ec352cb1def48e620

Signatures

Execution

T1569.002 persistence_service: Starts newly created service

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 packer_entropy: Probably contains compressed or encrypted data
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
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

Discovery

T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization

Other

suricata_alert: Malicious traffic detected
yara_rules: Static rules
creates_exe: Creates executable files in the file system
suspicious_process_network: Unusual process network activity detected
create_rpc_bindings: Creates RPC connection
require_administrator: Requests administrator privileges
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
pe_overlay: PE file contains overlay
ce_info: ScreenConnect Configuration Data found