MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous external links, many pointing to compromised WordPress sites or disposable hosting, indicating a link farm designed to lead users to malicious content. The presence of embedded JavaScript and ClamAV detection as 'Pdf.Phishing.Trojan' further supports a malicious intent, likely for phishing or distributing further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9908
Heuristics 7
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://nabijdefossa.nl/upload/files/85998240367.pdf
- https://www.yoursurveysurveyors.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160bed95fa238c---dirusejizixawosav.pdf
- http://photo-preiss.com/upload_files/files/fexozamifexuninuzelase.pdf
- https://www.3dreamchurch.com/wp-content/plugins/super-forms/uploads/php/files/83a620b72e469e8043d32cf2e73dab14/84277296482.pdf
- https://izr.fr/files/favevewigevinoso.pdf
- http://france-ex.com/images/blog//file/nopagegepaku.pdf
- http://eurekaelearning.com/upload/news/file/jorik.pdf
- http://bigsvatcharasith.com/userfiles/file/17049642518.pdf
- https://www.azembay.com/wp-content/plugins/super-forms/uploads/php/files/jegiq604670son01t5v76hn955/55473588406.pdf
- http://kurumakaitori-one.com/js/upload/files/68083473380.pdf
- http://bularz-auto.pl/images/userfiles/file/69298897209.pdf
- https://fidelishospice.com/ckfinder/userfiles/files/80889923609.pdf
- https://qian-ho.com/upfiles/editor/files/3391757548.pdf
- http://anhuicrew.com/upload_fck/file/2021-5-16/20210516223433515931.pdf
- http://caydinhlang.net/userfiles/image/file/junuwusid.pdf
- https://angkortaxiservice.com/userfiles/file/45598973471.pdf
- http://somsit.com/ckfinder/userfiles/files/woxizakaw.pdf
- http://3qbuy.com/CKEdit/upload/files/80381169358.pdf
- https://hmv.ir/wp-content/plugins/formcraft/file-upload/server/content/files/1609e5b4bd5c1b---rufadejubipi.pdf
- https://smoothnomad.com/wp-content/plugins/super-forms/uploads/php/files/a9d27ngrgldftcrcf3a490nvf8/fujebenelivetetudona.pdf
- http://relocationservicesgroup.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cb8131089d---kebidavuxanibopafuban.pdf
- http://jew66.cn/fckimg/file/venopodetukukab.pdf
- http://photo-preiss.com/upload_files/files/69167133445.pdf
- https://parisautotravel.com/wp-content/plugins/super-forms/uploads/php/files/s1o9s3etnl1tg4poi81ojtic23/jilur.pdf
- http://daotaoyduoc.org/wp-content/plugins/super-forms/uploads/php/files/330hc9s5kokbebgl203ih8ebe7/wobabadejemagurug.pdf
- http://www.ncstarim.com.tr/wp-content/plugins/super-forms/uploads/php/files/2nm7ouifspsfuce91esb2jder0/zafezomejajuvifi.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=break+every+chain+lyrics+pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c5f5.bin2272af288e992be1e61f3043bd9366dc6b4cb197caa554f80731befcd840bdcc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC5F5 | 17944 bytes |
font_01_sfnt_off0000f460.bind6b1691d10bd66be8eed7beb35ee4672621073324b19257ed422d3b31c4bec72 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF460 | 10824 bytes |
font_02_sfnt_off00010d4e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D4E | 16792 bytes |
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