Managed XDR

irsfat_ref-tjwnic.lnk — malware analysis report

File info

Filename
irsfat_ref-tjwnic.lnk
File type
MS Windows shortcut, Item id list present, 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=
File size
2.2 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
35687efa9e00de40bc16de16d2a21bc354b8460f
SHA256
013b2c2da3dd7188f7d3438d1b3afe50a5c1e5fead98b71ba945529cb7faa9c2
MD5
34feb27e38dc324ef83e4a425efc221b

Signatures

Execution

T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests

Defense Evasion

T1218 suspicious_cmdline: Executes a suspicious command
T1096 persistence_ads: Creates Alternate Data Stream (ADS)
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
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
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey

Credential Access

T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1057 has_wmi: Executes one or several WMI requests
T1082 has_wmi: Executes one or several WMI requests
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
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey

Command and Control

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

Other

network_bind: Starts servers listening at None
suspicious_process_network: Unusual process network activity detected
no_graphical_activity: No graphic activity
creates_suspended_process: Creates suspended process
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
yara_rules: Static rules