Managed XDR

wacker-firmeneintragung00028712.pdf.lnk (Remcos) — malware analysis report

File info

Filename
wacker-firmeneintragung00028712.pdf.lnk
File type
MS Windows shortcut, Points to a file or directory, Has Working directory, Icon number=11, Archive, ctime=Thu Oct 30 10:13:11 2025, mtime=Thu Oct 30 10:13:11 2025, atime=Thu Oct 30 10:13:11 2025, length=7340, window=hide
File size
2.4 KB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
729d529139f788cafe6eb614dbc6ed9bcf9e55cf
SHA256
1d1036c887762c1271d588fc813f91975c18c81925ccd69bb8060d43a4db87ae
MD5
e8efb0ea9157ceaf7542401b070c9a2f

Malwares

  • Remcos

Signatures

Execution

T1059.007 bad_js: Suspicious Javascript file
T1059.001 url_cmdline: Cmdline of process contains URL
T1059.003 suspicious_process: Spawns a suspicious process
T1059.003 url_cmdline: Cmdline of process contains URL

Privilege Escalation

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1055 injection_failed: The attempt to inject into a process has failed

Defense Evasion

T1218 bypass_dev_utils: Executing .NET utility in a suspended state, potentially for injection
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1564.004 removes_zoneid_ads: Attempts to hide the indications that the file was downloaded from the Internet
T1218 suspicious_cmdline: Executes a suspicious command
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1055 injection_failed: The attempt to inject into a process has failed

Discovery

T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
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

yara_rules: Static rules
ce_info: Remcos Configuration Data found
suricata_alert: Malicious traffic detected
creates_exe: Creates executable files in the file system
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk

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