Managed XDR

vtdl_45n2plj1 — malware analysis report

File info

Filename
vtdl_45n2plj1
File type
RFC 822 mail, ASCII text, with CRLF line terminators
File size
987.8 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
7ceb0838f9229292e665b923788f508e7688d98f
SHA256
c1dd0879c7de00ad78fda4d93ba9160e68a9a91beda44cc1ef28e16f3795a012
MD5
21c4e99065e4d992f252b4d0e75ba7e6

Signatures

Initial Access

T1192 html_urls: HTML-document downloads a file

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

T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.001 antivm_generic_video: Checks information about video adapters in registry, possibly for anti-virtualization
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
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_generic_video: Checks information about video adapters in registry, possibly for anti-virtualization
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity

Other

dotnet_dropper: Dotnet program is possibly a dropper
static_pe_anomaly: The PE file structure contains anomalies
pe_in_bcryptdecrypt: PE found in BCryptDecrypt function
has_suspicious_pdb: This executable file has a suspicious PDB path
dotnet_suspicious_resources_names: Dotnet program has suspicious resources names
create_rpc_bindings: Creates RPC connection
pdf_compressed_stream: Contains an object with compressed stream
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
dotnet_import_unmanaged_code: Dotnet program statically imports unmanaged functions/modules
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
dotnet_use_suspicious_functions: Dotnet program potentially uses suspicious functions/modules
yara_rules: Static rules