MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains a large number of links, many pointing to compromised WordPress sites, suggesting a link farm designed to distribute malicious content or manipulate search results. The presence of multiple PDF files hosted on these compromised sites indicates a distribution mechanism for further malicious activity.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://www.inkfactory.pk/wp-content/plugins/formcraft/file-upload/server/content/files/160a5c48a8b481---78643247838.pdf
- https://www.ezhealthcheck.com/wp-content/plugins/super-forms/uploads/php/files/fiqvf9fpa5bl41903oh2umseae/rizetu.pdf
- https://pasarantogel2.com/contents//files/161302412.pdf
- https://danielstrehlau.com/userfiles/file/zelelar.pdf
- https://besteva.com/upload/files/29515472644.pdf
- http://sunrui-ti.com/d/files/96465857463.pdf
- http://www.everhouse.lt/wp-content/plugins/formcraft/file-upload/server/content/files/160842a2773777---14539692379.pdf
- http://instandee.com/Images_upload/files/sufojeraxukok.pdf
- https://loskutova.site/wp-content/plugins/super-forms/uploads/php/files/a1b11585ba9c9f60d4970ce77d829754/26103308569.pdf
- http://efuturesthai.com/uploads/file/15240915150.pdf
- http://amfmeg.org/wp-content/plugins/formcraft/file-upload/server/content/files/160b2d6e1594eb---kunilaxixufojexejavit.pdf
- http://epoxidice.ro/mm/file/89925867937.pdf
- https://bazab.ru/ckfinder/userfiles/files/wukajalavujebedutuz.pdf
- http://www.iqubz.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e23272958e8---91275696943.pdf
- https://www.lokalesichtbarkeit.de/wp-content/plugins/super-forms/uploads/php/files/57radpp8ghu6gcnvv17e714grf/paravazegosit.pdf
- https://sidexsideaudio.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e1db962f64---jurodadovomemikaged.pdf
- http://goldenbaycruisesagent.com/userfiles/file/50541767019.pdf
- http://aromamahabaleshwar.com/ckfinder/userfiles/files/fipirubozujebajibifevol.pdf
- http://uelzecht.lu/userfiles/files/57864824106.pdf
- http://yuseigachi.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160988d9112838---91254170459.pdf
- http://cutskytools.com/d/files/24088651418.pdf
- http://multiseal.com.ph/wp-content/plugins/formcraft/file-upload/server/content/files/160b792ad89339---livakaxulewuwumakepij.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=best+instagram+saver+for+iphone
- 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_off0000eacc.bin017b70c5a0988f754aaecd43a21642e217f0e1eb815134fc42582e726ed6c4d4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEACC | 16632 bytes |
font_01_sfnt_off000115ca.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x115CA | 16792 bytes |
font_02_sfnt_off00012de1.bind03d11577e085620524e42872fbedbf935387624433a3a92fa5cbda93db54856 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12DE1 | 10876 bytes |
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