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
11.1 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
dc597bbf78ed5372da615ed9744bacea7386d8c1
SHA256
2c5ba79c937d4d0a1ec1e4dee99f1852d81a42677f81e0d72f92bc649dddae1b
MD5
a4fef0a71ff17cbbf03ffb928f199a1b

Signatures

Persistence

T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

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
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
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey

Credential Access

T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey

Other

yara_rules: Static rules
network_bind: Starts servers listening at None
creates_exe: Creates executable files in the file system
modifies_certs: Attempts to generate or modify system certificates
unexpected_exception: Unexpected exception
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
writes_data: Writes big amount of data to disk
pe_overlay: PE file contains overlay
Managed XDR