Managed XDR

vtdl_1781782085_t1l533ny — malware analysis report

File info

Filename
vtdl_1781782085_t1l533ny
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
98 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
cce192cc26dcfed59e56a0912e3f03cee5d5ded7
SHA256
410827e2f507bc82bf306db2447a6906c2857e046e8114285f31dd9413826879
MD5
b5d3b81101098a65e77ab0beafea8c61

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

T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
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

Credential Access

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

Discovery

T1033 sam_users_discovery: Enumerates users or groups in system with SAM API
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1049 list_ts_rdp_sessions: Lists ts/rdp sessions
T1087.001 local_account_discovery: Enumerates local accounts

Command and Control

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

Other

suricata_alert: Malicious traffic detected
yara_rules: Static rules
network_bind: Starts servers listening at None
creates_exe: Creates executable files in the file system
suspicious_process_network: Unusual process network activity detected
dead_host: Connects to IP addresses that do not respond to requests
modifies_certs: Attempts to generate or modify system certificates
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
message_box: Displays a message
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
valid_authenticode: The digital signature has been verified
Managed XDR