Managed XDR

vtdl_1746905739_w8j8io84 (DCRat) — malware analysis report

File info

Filename
vtdl_1746905739_w8j8io84
File type
PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
File size
5.9 MB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
5887f4951fa10598ab14acb937472dc6767808fb
SHA256
1e0f3d9f29f476afae1aa21a27a1ecba5ac7bbdfed3abb5e027afb17d3eb84be
MD5
bb351ff6863ae2783232e006e105572a

Malwares

  • DCRat

Signatures

Privilege Escalation

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 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
T1497 antidbg_query_process: Checks if the process is being debugged (ProcessDebugPort)
T1497.001 antivm_network_adapters: Checks NIC addresses
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1027.002 packer_entropy: Probably contains compressed or encrypted data
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 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
T1497 antidbg_query_process: Checks if the process is being debugged (ProcessDebugPort)
T1497.001 antivm_network_adapters: Checks NIC addresses
T1016 get_hostname: Attempts to get hostname

Other

yara_rules: Static rules
dotnet_import_unmanaged_code: Dotnet program statically imports unmanaged functions/modules
get_policy_info: Retrieves information about a Policy object
dotnet_suspicious_entrypoint: Dotnet program has suspicious entrypoint
dotnet_downloader_possible_network_problem: Dotnet program possibly has network problem
dotnet_suspicious_module_name: Dotnet program has suspicious module name

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