Managed XDR

free-pc-tweaks-optimiz...nload-tox-tweaks.mhtml — malware analysis report

File info

Filename
free-pc-tweaks-optimizations-download-tox-tweaks.mhtml
File type
news or mail, ASCII text, with CRLF line terminators
File size
15.5 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
2f172ae0ef64acd2d025b82deb23ab1fdbaf976f
SHA256
2867fb51b4b6af0fa48cdb85321e9e5719d4f502ca834560a6307e67b3df73cf
MD5
8025b53dbbfceeb1a9687f1b6a7b5fdc

Signatures

Initial Access

T1192 html_urls: HTML-document downloads a file

Privilege Escalation

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
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.001 antivm_directory_objects: Scans directory objects, possibly to find VM indicators
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
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

Credential Access

T1552.002 infostealer_steam: Attempts to collect information about Steam account
T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497.001 antivm_generic_cpu: Checks the CPU name, possibly for anti-virtualization
T1497.001 antivm_directory_objects: Scans directory objects, possibly to find VM indicators
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers

Command and Control

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

Other

network_bind: Starts servers listening at None
dotnet_suspicious_resources_names: Dotnet program has suspicious resources names
create_rpc_bindings: Creates RPC connection
dotnet_embeded_dependencies_by_costura: Dotnet program has embedded dependencies by Costura
dotnet_import_unmanaged_code: Dotnet program statically imports unmanaged functions/modules
creates_in_programdata: Creates files in the ProgramData directory
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
open_winlogon_process: Trying to open winlogon process
yara_rules: Static rules