Managed XDR

atualizacao_cadastral.pdf.lnk — malware analysis report

File info

Filename
atualizacao_cadastral.pdf.lnk
File type
MS Windows shortcut, Item id list present, Points to a file or directory, Has Working directory, Has command line arguments, Icon, Archive, ctime=Mon Jan 1 00:00:00 1601, mtime=Mon Jan 1 00:00:00 1601, atime=Mon Jan 1 00:00:00 1601, length=0, window=hidenormalshowminimized
File size
1.3 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
50c75c2b89ae876728255484c3cf916464be068b
SHA256
beddec31fe761f01b486e806533213eb98af5420cd9d8b5aa8d9787aea1203d8
MD5
4a2cfcf76eeb8b8a8ee7d2be3b3321b0

Signatures

Execution

T1204 suspicious_lnk: LNK file with suspicious content
T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests
T1059.003 suspicious_process: Spawns a suspicious process
T1059.001 url_cmdline: Cmdline of process contains URL
T1059.003 url_cmdline: Cmdline of process contains URL

Persistence

T1037 persistence_autorun: Makes itself run automatically on Windows startup
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1037 persistence_autorun: Makes itself run automatically on Windows startup
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

T1218 suspicious_cmdline: Executes a suspicious command
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
T1497.001 antivm_vbox_keys: Detects VirtualBox through the presence of a registry key
T1497.001 antivm_hyperv_keys: Attempts to detect Hyper-V
T1497.001 antivm_vmware_keys: Detects VMware through the presence of a registry key
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization

Credential Access

T1503 infostealer_browser: Retrieves personal information from local Internet browsers
T1552 infostealer_browser: Retrieves personal information from local Internet browsers
T1552 infostealer_mail: Collects personal data from local email clients
T1552 infostealer_im: Collects information about installed messengers
T1552 infostealer_ftp: Collects data from local FTP clients
T1552.001 infostealer_bitcoin: Attempts to obtain access to Bitcoin/ALTCoin wallets
T1552.001 infostealer_winscp: Collects information from configuration file of WinSCP
T1552.002 infostealer_steam: Attempts to collect information about Steam account
T1552.001 infostealer_vpn: Collects information about installed VPN software
T1552 cookie_files: Accesses cookie files
T1555.003 cookie_files: Accesses cookie files
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_generic_bios: Checks the BIOS version, possibly for anti-virtualization
T1497.001 antivm_vbox_keys: Detects VirtualBox through the presence of a registry key
T1497.001 antivm_hyperv_keys: Attempts to detect Hyper-V
T1497.001 antivm_vmware_keys: Detects VMware through the presence of a registry key
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1083 crawls_directories: Opens a huge number of directories all over disk C: (possibly, searches for sensitive data)
T1518 recon_programs: Collects information about installed programs
T1057 has_wmi: Executes one or several WMI requests
T1082 has_wmi: Executes one or several WMI requests
T1082 uses_windows_utilities: Uses Windows utilities for basic Windows functionality
T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1016 system_network_configuration_discovery: System network configuration discovery detected
T1082 recon_systeminfo: Collects system information (ipconfig, netstat, systeminfo, net)

Collection

T1114 infostealer_mail: Collects personal data from local email clients

Command and Control

T1102.003 cloud_discord: Connects to cloud services of Discord (potentially for malicious payload delivery)
T1105 cmdline_curl: Uses curl utility for network data transferring
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

suricata_alert: Malicious traffic detected
yara_rules: Static rules
ip_domains: Identifies an IP address using external resources
network_bind: Starts servers listening at 127.0.0.1:0, None
creates_exe: Creates executable files in the file system
suspicious_process_network: Unusual process network activity detected
executes_dropped_exe: Executes dropped exe files
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
js_suspicious: Suspicious javascript
Managed XDR