Managed XDR

myteste.pdf.lnk — malware analysis report

File info

Filename
myteste.pdf.lnk
File type
MS Windows shortcut, Item id list present, Points to a file or directory, Has Relative path, Has command line arguments, Icon number=13, Archive, ctime=Sat May 8 08:13:59 2021, mtime=Fri Aug 12 20:14:04 2022, atime=Sat May 8 08:13:59 2021, length=41472, window=hidenormalshowminimized
File size
2 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
6c3460ee9e8e9e9d93d7ff87b511b633dd0436aa
SHA256
eb45dbbe083b2f6350a93b31d1fd3b67c7917b0d1ea8b2296b4a888f37327914
MD5
e3eddc4e7a18976f35529d739557724c

Signatures

Execution

T1204 suspicious_lnk: LNK file with suspicious content
T1059.001 suspicious_powershell: Creates suspicious powershell process
T1072 detect_putty: Traces typical for Putty are detected in the system
T1059.001 suspicious_process: Spawns a suspicious process
T1059.001 url_cmdline: Cmdline of process contains URL
T1059.003 url_cmdline: Cmdline of process contains URL

Privilege Escalation

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
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1497.001 antivm_generic_video: Checks information about video adapters in registry, possibly for anti-virtualization
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

T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1518 locates_browser: Attempts to identify where browsers are installed
T1497.001 antivm_generic_video: Checks information about video adapters in registry, possibly for anti-virtualization

Lateral Movement

T1072 detect_putty: Traces typical for Putty are detected in the system

Command and Control

T1071.001 network_http: Performs HTTP requests
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
opens_document: Opens office documents
suspicious_process_network: Unusual process network activity detected
creates_doc: Creates (office) documents in the file system
network_powershell: Powershell process network connection detected
creates_suspended_process: Creates suspended process
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
suricata_alert: Malicious traffic detected