MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm with numerous URLs pointing to other PDF files hosted on compromised websites. This suggests a phishing or malware distribution scheme where the initial PDF acts as a lure to redirect users to malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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 http://hani-bee.com/userfiles/files/kaguwalonu.pdf In PDF document text
- https://sdyh.gr/wp-content/plugins/super-forms/uploads/php/files/n0dj3r7g50clkgu78redu392t7/30884418433.pdfIn PDF document text
- http://haiphongcontest.com/images/files/pojuwufowarimadetaribevug.pdfIn PDF document text
- http://oishisushigd.com/uploads/files/64742183764.pdfIn PDF document text
- https://3dreamstudios.com/wp-content/plugins/super-forms/uploads/php/files/fb969b3cc31dc5b504c5dba5a7985b3a/73947383949.pdfIn PDF document text
- https://vietfun.com.vn/wp-content/plugins/super-forms/uploads/php/files/4hfat9apadpbatn6crs2fdjuev/66066426099.pdfIn PDF document text
- http://pune-india.info/userfiles/file/23931068677.pdfIn PDF document text
- https://livingcircles.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160a32d4bdcc08---87221138037.pdfIn PDF document text
- http://www.supercarrentalsofmiami.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071b5346e1b4---75190998221.pdfIn PDF document text
- https://g-ortho.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160965c19734a3---32700845134.pdfIn PDF document text
- https://faceless.me/userfiles/files/60872323802.pdfIn PDF document text
- http://dharmapremipariwar.org/userfiles/file/toveme.pdfIn PDF document text
- http://for-rent-aalst.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b4450c281d5---muzomobete.pdfIn PDF document text
- https://www.etbsupplies.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083d6789410e---pirerabezuwaxokebagijobob.pdfIn PDF document text
- http://texmet.pl/userimages/file/zujuxojixekabodipuzule.pdfIn PDF document text
- http://www.jamesbgriffinlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080f1d8208fd---buserigesesitixolinom.pdfIn PDF document text
- https://goldengrowers.com/wp-content/plugins/super-forms/uploads/php/files/3a111558bca634be4fc82fe96f3175d7/woperolukovewemexilosuz.pdfIn PDF document text
- https://too.kg/wp-content/plugins/super-forms/uploads/php/files/d28aa3c289ffed4f267a5364cd84cf94/puvivibu.pdfIn PDF document text
- http://fatamorgana.fr/uploads/assets/file/vibiwedewadulupevo.pdfIn PDF document text
- https://reparationmobile.net/userfiles/file/fejovuwev.pdfIn PDF document text
- http://www.highlandmetals.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1608f80775028c---92579688821.pdfIn PDF document text
- https://aventura-agence.lu/userfiles/files/74516390674.pdfIn PDF document text
- https://www.gs-gleichmann.de/wp-content/plugins/formcraft/file-upload/server/content/files/160b55d0594cd2---92704171005.pdfIn PDF document text
- http://mg001.cn/upload_fck/file/2021-6-28/20210628080755800264.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=why+you+are+the+best+fit+for+this+positionPDF link annotation
- http://s292376414.onlinehome.fr/datas/imgmail/file/togibodazuwu.pdfIn PDF document text
- 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_off0000e7d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7D1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ffe3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFE3 | 17560 bytes |
SHA-256: f6b83d0b46f71943e8d8c432d500387b79bf97af8095d50fbd126ce88133e7f2 |
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font_02_sfnt_off00012cf4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12CF4 | 10756 bytes |
SHA-256: 4071e3b2332954139e141c5f78b22a3edb1d54c965af5bf839a41f72839e4dd1 |
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