Managed XDR

vtdl_irvn8jyb — malware analysis report

File info

Filename
vtdl_irvn8jyb
File type
RAR archive data, v5
File size
327.9 KB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
26e1a7fc37fb4324ea5e1711685b97c75f0adfaa
SHA256
c80c3a9ca0c9da76f34675dc04479cf45b59a1708bdafb2111e9d6115aab1aca
MD5
3f4233831e5f0e01b0bda51cd5401772

Signatures

Persistence

T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1574 dropper_dll: Creates DLL, which is then loaded into the process
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
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1497.001 antivm_network_adapters: Checks NIC addresses
T1574 dropper_dll: Creates DLL, which is then loaded into the process
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_network_adapters: Checks NIC addresses
T1016 get_hostname: Attempts to get hostname

Other

yara_rules: Static rules
has_pdb: This executable file has a PDB path
dotnet_import_unmanaged_code: Dotnet program statically imports unmanaged functions/modules
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
dotnet_suspicious_entrypoint: Dotnet program has suspicious entrypoint
dotnet_downloader_possible_network_problem: Dotnet program possibly has network problem