Managed XDR

vtdl_1759352753_7r9zqh5l — malware analysis report

File info

Filename
vtdl_1759352753_7r9zqh5l
File type
news or mail, ASCII text, with CRLF line terminators
File size
4.1 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
575e55755900ab602ec7da2dd6be6282a66d36be
SHA256
6daa04178180826ecde086d474408b897453c6fcbe98362a124315ca7be8c7e2
MD5
ac6dc9f3530a9a9360add9eef58aece6

Signatures

Execution

T1059.001 suspicious_powershell: Creates suspicious powershell process
T1059.001 suspicious_process: Spawns a suspicious process

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 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

T1497.001 antivm_generic_cpu: Checks the CPU name, possibly for anti-virtualization
T1497.001 antivm_generic_bios: Checks the BIOS version, possibly for anti-virtualization
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.001 antivm_queries_computername: Retrieves the computer name
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1480 system_default_lang_id_present: Checks the system language
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Credential Access

T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Discovery

T1497.001 antivm_generic_cpu: Checks the CPU name, possibly for anti-virtualization
T1497.001 antivm_generic_bios: Checks the BIOS version, possibly for anti-virtualization
T1518 locates_browser: Attempts to identify where browsers are installed
T1497 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1497.001 antivm_queries_computername: Retrieves the computer name
T1082 windows_enumthread: Attempts to enumerate windows using EnumThreadWindows and SendMessage for text obtaining
T1135 server_share_info: Retrieves information about each shared resource on a server

Command and Control

T1095 network_icmp: Creates ICMP traffic
T1102.003 references_google: Contains links to cloud services of Google (potentially for malicious payload delivery)

Other

network_bind: Starts servers listening at 127.0.0.1:0
dead_host: Connects to IP addresses that do not respond to requests
ps_ep_changed: Changes Powershell execution policy
create_rpc_bindings: Creates RPC connection
has_pdb: This executable file has a PDB path
dotnet_import_unmanaged_code: Dotnet program statically imports unmanaged functions/modules
break_limit_exceeded: Warning: function calls limit has been exceeded
error_drawtext: An error occured while executing the file
dotnet_obfuscated: Dotnet program is potentially obfuscated
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
pe_overlay: PE file contains overlay
dotnet_mixed_assembly: Dotnet program is mixed assembly
dotnet_unmanaged_entrypoint: Dotnet program has unmanaged entrypoint
yara_rules: Static rules