MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded URLs, many of which point to compromised websites or are part of a link farm designed to redirect users. The ClamAV detection as 'Pdf.Phishing.Trojan' strongly suggests a malicious intent, likely phishing or leading to further compromise. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a tactic to obscure the true destination or purpose of the links.
Machine Learning
- Nyx PDF Classifier suspicious score 0.3497
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF 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.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall 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.
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External URI info PDF_URIPDF contains an external URL action
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Embedded URL info EMBEDDED_URLOne 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 http://karat-dobremiasto.pl/userfiles/file/buximumugajewosumuj.pdf In PDF document text
- http://mathcountsoutreach.org/userfiles/file/fefimoxewezuwarigigorid.pdfIn PDF document text
- http://jfhconsultancy.nl/userfiles/files/gixezifetimolefofo.pdfIn PDF document text
- http://smartwealthhk.com/userfiles/55533129224.pdfIn PDF document text
- http://chocolatycakes.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608aeaf5ba866---tizugimusidufoxudo.pdfIn PDF document text
- https://www.kadeavenue.com/wp-content/plugins/super-forms/uploads/php/files/fa35d63f969f1ff9b10b134fc878244f/19003742552.pdfIn PDF document text
- https://saraelv.no/wp-content/plugins/formcraft/file-upload/server/content/files/1609efa394e17b---zimejakatixatuk.pdfIn PDF document text
- http://finsura-lifedirect.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16093a78e5e7de---90956148177.pdfIn PDF document text
- http://penoplex24.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160a7e2acef553---20938530426.pdfIn PDF document text
- http://www.alexgis.com/siteuploads/editorimg/file/11249000895.pdfIn PDF document text
- https://electrodomesticaruano.com/images/ckfinder/files/67148040689.pdfIn PDF document text
- https://irepairplus.nl/app/webroot/files/userfiles/files/44745486760.pdfIn PDF document text
- http://brickform.cz/obrazky/files/77992595719.pdfIn PDF document text
- https://alihuata.com/userfiles/file/faketanigak.pdfIn PDF document text
- https://avenirpourtous.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160b486acbd0b6---kixakixumedeludejezen.pdfIn PDF document text
- http://russkiivopros.com/images/FCKeditor/file/kireta.pdfIn PDF document text
- http://schouteninterieurwerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1609ee09935651---feramimafirusefediwajid.pdfIn PDF document text
- https://www.physioaktivkramer.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606cb10cc8ef1---loketewofafekalad.pdfIn PDF document text
- https://nattasampun.com/upload/files/34222307193.pdfIn PDF document text
- http://ever0036.com/assets/uploads/ckedit/files/20210606193602.pdfIn PDF document text
- https://nuregio.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608a11547d263---31478181129.pdfIn PDF document text
- http://www.putnamtaxi.net/wp-content/plugins/formcraft/file-upload/server/content/files/1607aff41da2e9---sukodekerotomuzukude.pdfIn PDF document text
- http://parfumland.sk/upl/rijomizima.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=how+do+i+sign+into+mcdonald%27s+wifiPDF link annotation
- http://irodori.kir.jp/files/file/57556317718.pdfIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e7ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7CE | 17384 bytes |
SHA-256: c1872d4946e7d85f4ec6ef34a3038e9ce2817e79fe8caae5fc9614e0b271657c |
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font_01_sfnt_off00011595.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11595 | 10696 bytes |
SHA-256: 2d9cb419d678224f4496f2fb559e9741ada910ba6c9acde2b4ecfc10a12bfe28 |
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