MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file is a PDF containing a link farm, with many embedded URLs pointing to various websites. Several heuristics indicate that these links are hosted on compromised CMS platforms or disposable hosting, suggesting a phishing or malware distribution scheme. The ClamAV detection as 'Pdf.Phishing.Trojan' further supports this assessment.
Machine Learning
- Nyx PDF Classifier suspicious score 0.2832
Heuristics 6
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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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PDF differential parser failed info PDF_DIFFERENTIAL_PARSE_FAILEDThe cross-check parser (pdfminer.six) failed on this file: PDF differential parser failed: PDFSyntaxError. Static heuristics still ran and any of their findings above are valid; only the differential cross-check signal is missing.
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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 https://doctornhospital.com/banglanews24/editorsfiles/files/nofivefifopoxekubuvup.pdf In PDF document text
- http://321eastern-thailand.com/userfiles/files/fabiw.pdfIn PDF document text
- http://a2kat.ru/userfiles/file/81000225834.pdfIn PDF document text
- http://paulgraphics.paulsfashion.in/files/faxemekixaresosuker.pdfIn PDF document text
- http://elcolono.net/userfiles/files/70866558033.pdfIn PDF document text
- http://www.pes.edu.mn/ckfinder/userfiles/files/84375277410.pdfIn PDF document text
- https://olterus.com/contents/files/sedejulowi.pdfIn PDF document text
- http://wamer.org/userfiles/file/texiped.pdfIn PDF document text
- http://zvaracskaskola.eu/editor_uploads/system/files/tawofaxezubiwidejupo.pdfIn PDF document text
- https://inlandautorepairmurrietaca.com/wp-content/plugins/super-forms/uploads/php/files/4c045477592d4d2d8a9f428e97649592/52373072265.pdfIn PDF document text
- http://www.cafeinca.com/img/public/contenido/file/fesuziwixenege.pdfIn PDF document text
- https://mytalk7.com/_UploadFile/Images/file/56668401334.pdfIn PDF document text
- https://bursaceviritercume.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613677d6c680e---padufutalo.pdfIn PDF document text
- http://odessawa.com/userfiles/file/17728077532.pdfIn PDF document text
- http://nfc-lampang.com/user_img/files/51891773157.pdfIn PDF document text
- https://fullprotec.com/ckfinder/userfiles/files/fesudedekoraladonir.pdfIn PDF document text
- https://www.tifdip.com/wp-content/plugins/formcraft/file-upload/server/content/files/161385475acb08---99907664254.pdfIn PDF document text
- http://botosani.ro/img/uploads/file/93480777590.pdfIn PDF document text
- http://abpjseah.news-read.com/upload/files/62177743924.pdfIn PDF document text
- http://unibox.lv/files/text/26430158231.pdfIn PDF document text
- http://rhondachem.com/d/files/tedukafasumafasujeliw.pdfIn PDF document text
- http://a-b-i-s.net/layout/bilder/file/80875143865.pdfIn PDF document text
- http://wpscrm.in/uploaded_files/userfiles/files/46197785626.pdfIn PDF document text
- https://weeb.nu/userfiles/file/retatos.pdfIn PDF document text
- http://tourbusan.net/FileData/ckfinder/files/20210909_2F24BEB38E85DA2E.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=best+pokemon+go+hackPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cb51.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB51 | 10728 bytes |
SHA-256: 2b0cbb99a1dde2e59a7dbd1e3b6954f37ea27733c1e5438493a296b0502c04d4 |
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font_01_sfnt_off0000e3e3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE3E3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000fbf5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBF5 | 18828 bytes |
SHA-256: 50510a71b1d127097e3796e7d59911176d6afc80e1ea139570be0cbb94e6c7c0 |
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