Managed XDR

vtdl_ybp160bd (DCRat) — malware analysis report

File info

Filename
vtdl_ybp160bd
File type
PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
File size
1.1 MB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
4326d277877a1359a75bbc6ed03e1e81562484b6
SHA256
b02a24ffeb57f2908d5d08d3104646d51d5b214464bf6a6c05dc6268ce83d10d
MD5
4d285b3308950e23c7adadc540b82d09

Malwares

  • DCRat

Signatures

Execution

T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests

Privilege Escalation

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

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
T1497.001 antivm_network_adapters: Checks NIC addresses
T1497.001 antivm_queries_computername: Retrieves the computer name
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

T1552.002 infostealer_steam: Attempts to collect information about Steam account

Discovery

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
T1518.001 wmi_check_av: Uses WMI to check for installed antivirus software
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
T1497.001 antivm_queries_computername: Retrieves the computer name

Command and Control

T1095 network_icmp: Creates ICMP traffic
T1071.001 network_http: Performs HTTP requests

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
static_pe_anomaly: The PE file structure contains anomalies
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
dotnet_suspicious_module_name: Dotnet has suspicious module name
dotnet_antimetadata_analysis: Dotnet malware has anti-analysis tricks
dotnet_import_unmanaged_code: Dotnet malware statically imports unmanaged functions/modules
get_policy_info: Retrieves information about a Policy object
checktokenmembership: Checks user token with CheckTokenMembership call
dotnet_suspicious_entrypoint: Dotnet has suspicious entrypoint

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