Managed XDR

vtdl_2lld6e9p — malware analysis report

File info

Filename
vtdl_2lld6e9p
File type
RFC 822 mail, ASCII text, with very long lines, with CRLF line terminators
File size
473.9 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
4870852e1e1f16b6c4b1bb5250307db8d124cf0c
SHA256
e9b38320abbe92c8b3bf065bfa27cb9108cf12f618035138cdd3343b62cba111
MD5
5fdec9b1816a4725b408dab82a3a35c3

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

T1027.004 compiles_code: Compiles C# code
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
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
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Discovery

T1497.003 antisandbox_sleep: The process attempted to slow down analysis

Command and Control

T1071.001 network_http: Performs HTTP requests
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Other

yara_rules: Static rules
dotnet_import_unmanaged_code: Dotnet malware statically imports unmanaged functions/modules
creates_exe: Creates executable files in the file system
network_ftp: Performs FTP requests
valid_authenticode: The digital signature has been verified
has_pdb: This executable file has a PDB path
dotnet_antimetadata_analysis: Dotnet malware has anti-analysis tricks
test_check_service: Starts services
dotnet_use_suspicious_functions: Dotnet malware potentially uses suspicious functions/modules
pe_overlay: PE file contains overlay
dotnet_suspicious_entrypoint: Dotnet has suspicious entrypoint