Managed XDR

asoper.lnk — malware analysis report

File info

Filename
asoper.lnk
File type
MS Windows shortcut, Item id list present, Has Description string, Has Relative path, Has Working directory, Has command line arguments, Icon number=13, 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
3.3 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
58278c8f0d55fcd36dbd6be7797c68f6014e2948
SHA256
13dbca70cb2fba06941f2d4f2918f7b41828454918171d18922fbe4c1cec837f
MD5
71f7534a2408c6ffe486474c81ca5051

Signatures

Execution

T1204 suspicious_lnk: LNK file with suspicious content
T1059.003 suspicious_cmd: Executes cmd.exe with a suspicious command line

Persistence

T1547.009 suspicious_desktop_ini: Creates desktop.ini file with suspicious content

Privilege Escalation

T1547.009 suspicious_desktop_ini: Creates desktop.ini file with suspicious content
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

T1564.001 stealth_file: Creates hidden or system files
T1027 suspicious_cmd: Executes cmd.exe with a suspicious command line
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

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

Discovery

T1518 locates_browser: Attempts to identify where browsers are installed
T1082 recon_systeminfo: Collects system information (ipconfig, netstat, systeminfo, net)
T1135 server_share_info: Retrieves information about each shared resource on a server

Command and Control

T1071.001 network_http: Performs HTTP requests
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Other

dead_host: Connects to IP addresses that do not respond to requests
unexpected_exception: Unexpected exception
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
suricata_alert: Malicious traffic detected
yara_rules: Static rules