Managed XDR

vtdl_4rqhoso7 — malware analysis report

File info

Filename
vtdl_4rqhoso7
File type
RFC 822 mail, ASCII text, with CRLF line terminators
File size
13.4 KB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
6482f1a5eb73bc15826467b92d5708ce6eaf213e
SHA256
1274bde0f92396fb77213b59676e5158b54512b202d218d9d36993596c9523bb
MD5
b203b46f5ad058a9a61e194dca9a5d1a

Signatures

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another 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

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1027.004 compiles_code: Compiles C# code
T1497.001 antivm_queries_computername: Retrieves the computer name
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_disk_size: Checks the amount of free disk space
T1497.001 antivm_queries_computername: Retrieves the computer name

Command and Control

T1071.001 network_http: Performs HTTP requests
T1102.003 references_google: Contains links to cloud services of Google (potentially for malicious payload delivery)
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
dead_host: Connects to IP addresses that do not respond to requests
process_crashed: One of the processes has failed
unexpected_exception: Unexpected exception
no_graphical_activity: No graphic activity
net_dumps_in_native: .Net dumps have been found in native PE
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
break_limit_exceeded: Warning: function calls limit has been exceeded
message_box: Displays a message
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk