MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload directories. Heuristics indicate this is a link farm designed to direct users to potentially malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9972
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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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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://genesisbehaviorcenter.com/wp-content/plugins/super-forms/uploads/php/files/d6104baadf7d6abb35db97298eb33ccb/62121743098.pdf In PDF document text
- https://www.carnesvarejo.com.br/assets/ckfinder/core/connector/php/uploads/files/55643166388.pdfIn PDF document text
- http://cascinamana.it/userfiles/file/79085828865.pdfIn PDF document text
- http://staropolski.net/Upload/file/tusesikobezuruniresutujez.pdfIn PDF document text
- http://skup-laptopow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f49745a918---89625748995.pdfIn PDF document text
- http://makesrealsense.com/ckfinder/userfiles/files/29932967649.pdfIn PDF document text
- https://www.analfissur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160784ae483dde---75119209914.pdfIn PDF document text
- http://sushi-belovo.ru/files/18864760378.pdfIn PDF document text
- https://www.picmephotoboothhire.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16087e2cc817ec---xazorelu.pdfIn PDF document text
- http://www.viksexteriors.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b4e1ae0c2f0---96411263514.pdfIn PDF document text
- http://uptownherndon.com/uploads/files/kututimepezaduf.pdfIn PDF document text
- https://thepetrichortouch.com/wp-content/plugins/super-forms/uploads/php/files/6lt8b91q3ebn2s8e90rk8cspal/baxikedazidot.pdfIn PDF document text
- http://euromarkcreations.com/new/fck_img/file/58427809703.pdfIn PDF document text
- https://warungmimpishio2.com/contents//files/91663466491.pdfIn PDF document text
- http://www.likoda.com.tw/upload/ckimg/files/94290025667.pdfIn PDF document text
- https://linker.tw/files/gerimu.pdfIn PDF document text
- http://residencecarlofelice.com/userfiles/files/80180763340.pdfIn PDF document text
- https://www.lloydsunder30s.com/ckfinder/userfiles/files/48865309509.pdfIn PDF document text
- http://prosefkuchare.cz/userfiles/92313069861.pdfIn PDF document text
- http://cross-winds.in/upload/contents/images/images/xinipofefomopigumagikul.pdfIn PDF document text
- https://norservis.com/files/files/45540096981.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=what+is+bitterness+pdfPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- 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_off0000db0a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB0A | 10560 bytes |
SHA-256: 12eae98766f152ed8b0544c57d129a66ef09deb9195161e92bf64e787cb3b8c0 |
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font_01_sfnt_off0000f2dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2DD | 18504 bytes |
SHA-256: 34d459062bf7047f1e58f8523457316241b675e622c3fd00b5b91271f1c65759 |
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font_02_sfnt_off000122f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122F4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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