Managed XDR

court-order-no.ry4577-...ndatory-to-comply-.lnk (Cobalt Strike) — malware analysis report

File info

Filename
court-order-no.ry4577-71-mandatory-to-comply-.lnk
File type
MS Windows shortcut, Has Description string, Has command line arguments, Icon number=11, ctime=Thu Apr 17 11:03:26 2025, mtime=Thu Apr 17 11:03:26 2025, atime=Thu Apr 17 11:03:26 2025, length=0, window=hidenormalshowminimized
File size
382.1 KB
First seen
Last seen

Environment

win7/x64 en

Hashes

SHA1
37600fc7db3327070cb380048056fa1351ab3707
SHA256
71db5e87eebdf4837627e4bbb5effc33a1268e32a9c4fa24938d7f918e604769
MD5
422aae30b9ea1cb6229281e1be10cf13

Malwares

  • Cobalt Strike

Signatures

Execution

T1204 suspicious_lnk: LNK file with suspicious content
T1059.001 suspicious_powershell: Creates suspicious powershell process
T1059.001 suspicious_process: Spawns a suspicious process

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

T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1070.004 self_removal_command: Executes command to delete itself
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

T1518 locates_browser: Attempts to identify where browsers are installed
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis

Command and Control

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

Other

yara_rules: Static rules
ce_info: CobaltStrike Configuration Data found
cobaltstrike_beacon: Memory region specific for CobaltStrike beacon was found
cobaltstrike_loader: CobaltStrike loader is detected
created_exe_is_similar_to_system_one: Сreated exe is similar to system one
creates_exe: Creates executable files in the file system
creates_doc: Creates (office) documents in the file system
executes_dropped_exe: Executes dropped exe files
unexpected_exception: Unexpected exception
no_graphical_activity: No graphic activity
creates_suspended_process: Creates suspended process
get_policy_info: Retrieves information about a Policy object

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