Malicious PDF — malware analysis report

Static analysis result for SHA-256 fe194f35c7da420b…

MALICIOUS

PDF

111.7 KB Created: 2021-08-24 22:45:48 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-16
MD5: 9a1e7d8791faa3eac85b4194fadf9ffb SHA-1: 1c65e30df1485c2bc96605cc104a349daee660b7 SHA-256: fe194f35c7da420bd40d68c1ace29ddef2fb78c3839ee88e3e7178bbc4fc5f9a
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains numerous links pointing to compromised WordPress sites, suggesting a phishing or malware distribution campaign. The presence of PDF_RANDOM_URL_LINK and PDF_SEO_DISPOSABLE_LINK_FARM heuristics indicates a deliberate effort to host malicious files on potentially vulnerable web infrastructure. The ClamAV detection as Pdf.Phishing.Trojan further supports the malicious nature of this document.

Machine Learning

  • Nyx PDF Classifier malicious score 0.5532

Heuristics 6

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINK
    PDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
  • PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM
    PDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
  • Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM
    Small PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL https://pixomot.ru/uplcv?utm_term=canon+in+d+piano+notes PDF link annotation
    • http://bubblesoflove.net/wp-content/plugins/formcraft/file-upload/server/content/files/160bc227807104---totawefimarawutumagumu.pdfIn PDF document text
    • http://18554080.com/userfiles/file/visuwemasogore.pdfIn PDF document text
    • https://ercrs.org/wp-content/plugins/super-forms/uploads/php/files/2igpval0jdf3qbt9qe2jsfgf9l/73562920623.pdfIn PDF document text
    • http://puginternational.com/ckfinder/userfiles/files/bisabu.pdfIn PDF document text
    • http://www.oknookna.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16073d7418aa6a---manikaxuxalovef.pdfIn PDF document text
    • https://amitadevnani.com/userfiles/file/febagalat.pdfIn PDF document text
    • http://doublehappyvstheinfinitesadness.com/wp-content/plugins/formcraft/file-upload/server/content/files/160acac5465048---wiselikorawatuwadaniboxeb.pdfIn PDF document text
    • https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/1611d0e47c909e.pdfIn PDF document text
    • https://best-turbos.com/wp-content/plugins/super-forms/uploads/php/files/87acbd951bbfda9641475ff5de804158/49245243683.pdfIn PDF document text
    • https://www.modianodesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a70021457db---6258066097.pdfIn PDF document text
    • http://chpcentre.com/files/file/52203684016.pdfIn PDF document text
    • http://s-privod.ru/userfiles/file/45174641352.pdfIn PDF document text
    • https://krimgranit.ru/wp-content/plugins/super-forms/uploads/php/files/14e27dcdebb2468b78257205b88370df/88221166266.pdfIn PDF document text
    • https://sellos-mecanicos.com/wp-content/plugins/super-forms/uploads/php/files/4334217acb189a7457b8e899437d38e7/89925318039.pdfIn PDF document text
    • http://webbuilders.com/files/file/gedofexaveneguruv.pdfIn PDF document text
    • https://oiweld.com/wp-content/plugins/super-forms/uploads/php/files/8be0be0c7fd37ca79249cbf4d7e2ebd3/33698809683.pdfIn PDF document text
    • http://www.kindytennis.com/wp-content/plugins/formcraft/file-upload/server/content/files/160dc07b825a93---nigilil.pdfIn PDF document text
    • https://ambalatender.com/upload/files/ladukikaguwob.pdfIn PDF document text
    • http://puzynowska-kancelaria.com/userfiles/file/meviti.pdfIn PDF document text
    • http://mas.vacations/wp-content/plugins/formcraft/file-upload/server/content/files/160a0ee474e269---xalofexegemodigerugi.pdfIn PDF document text
    • http://www.marsagri.com/wp-content/plugins/formcraft/file-upload/server/content/files/160755844128da---rapunus.pdfIn PDF document text
    • http://pazarziraat.com/userfiles/file/65151669899.pdfIn PDF document text
    • http://www.vivelamusica.es/wp-content/plugins/formcraft/file-upload/server/content/files/160b48e6f31874---viluxiwut.pdfIn PDF document text
    • http://skogsformedling.se/bilder_umeny/File/98473392788.pdfIn PDF document text

Open this report in the interactive analyzer, or submit your own file for analysis.