Managed XDR

vtdl_1751741089_727m7h6p (DCRat) — malware analysis report

File info

Filename
vtdl_1751741089_727m7h6p
File type
PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
File size
884 KB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
2f166a6294c899c9e40994373ae6a0eaa50a4fdc
SHA256
959c8da0131de3a9a13bd73cbb399fde8173c20db3ca7e43dd8324015a94e87b
MD5
4cd1ec75f6bd1f21e840200a1130ccdc

Malwares

  • DCRat

Signatures

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

T1497.001 antivm_sandboxie: Attempts to detect Sandboxie
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
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
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_sandboxie: Attempts to detect Sandboxie
T1518.001 antiav_avast_libs: Attempts to detect Avast Antivirus by a certain library
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
T1497.003 antisandbox_sleep: The process attempted to slow down analysis

Command and Control

T1071.001 network_cnc_http: Suspicious HTTP traffic
T1071.001 network_http: Performs HTTP requests

Other

yara_rules: Static rules
ip_domains: Identifies an IP address using external resources
no_graphical_activity: No graphic activity
dotnet_import_unmanaged_code: Dotnet program statically imports unmanaged functions/modules
get_policy_info: Retrieves information about a Policy object
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
dotnet_suspicious_entrypoint: Dotnet program has suspicious entrypoint
suricata_alert: Malicious traffic detected
dotnet_suspicious_module_name: Dotnet program has suspicious module name

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