Managed XDR

vtdl_1778616052_qaz5mh0k (DCRat) — malware analysis report

File info

Filename
vtdl_1778616052_qaz5mh0k
File type
PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
File size
1007 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
f3bd5101283e8a665160b7ff091d224cb870a747
SHA256
2cdb26a6644cc857a5152c2e41b907e29d059b77a9cf2da3b277384e797f1a61
MD5
dc669fc0c979a84a6ff824a944f60cd6

Malwares

  • DCRat

Signatures

Execution

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1053.005 persistence_autorun: Makes itself run automatically on Windows startup
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests

Persistence

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1053.005 persistence_autorun: Makes itself run automatically on Windows startup

Privilege Escalation

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1053.005 persistence_autorun: Makes itself run automatically on Windows startup
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 unnamed_memory_regions: Code was executed in unnamed regions
T1036 system_filename: Created a file named as a common system file
T1497 debugs_self: Creates a process and debugs it
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_generic_productname: Checks system product name in registry, possibly for anti-virtualization
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

Discovery

T1497 debugs_self: Creates a process and debugs it
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1082 has_wmi: Executes one or several WMI requests
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.001 antivm_queries_computername: Retrieves the computer name

Collection

T1115 checks_clipboard: Monitors clipboard data

Command and Control

T1105 cmdline_curl: Uses curl utility for network data transferring

Other

yara_rules: Static rules
suspicious_process: Spawns a suspicious process
copies_self: Creates a copy of itself
creates_exe: Creates executable files in the file system
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
dotnet_suspicious_module_name: Dotnet program has suspicious module name
creates_suspended_process: Creates suspended process
dotnet_import_unmanaged_code: Dotnet program statically imports unmanaged functions/modules
dotnet_suspicious_entrypoint: Dotnet program has suspicious entrypoint
dotnet_downloader_possible_network_problem: Dotnet program possibly has network problem

Related reports

Managed XDR