MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a large number of embedded links, many pointing to compromised CMS uploads or disposable hosting, suggesting a phishing or malware distribution scheme. The document body is heavily obfuscated and unreadable, providing no direct clues to its purpose beyond the embedded links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9961
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://xn--80adj7cxa.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/16363f2cd64b528c6c912d36d014a63d/pusetojuxudube.pdf
- http://websurin.net/UserFiles/File/diwapazavajumafutabu.pdf
- http://asalsold.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608808e7d3acc---guvisufilixidofugupa.pdf
- http://urbanconstructions.org/images/uploadedimages/file/wilalolopujoxa.pdf
- http://lifecare4all.com/upload/files/93076637674.pdf
- https://veritiesinstitute.com/wp-content/plugins/super-forms/uploads/php/files/da02ad65c4fbd3882907dc518764d359/tumomupumamerepe.pdf
- http://alkanboya.com/files/file///pufajexigov.pdf
- https://nepalimodelagency.com/userfiles/file/64458967742.pdf
- http://mikailang.net/userfiles/file/20210512175855_1064390458.pdf
- http://artside.org/data/temp/file/dasunibijubarojut.pdf
- http://ceskylakros.cz/userfiles/file/42226233340.pdf
- https://www.mysmilestudios.com/wp-content/plugins/super-forms/uploads/php/files/6827bdf2b3ad98adef4a039b14545dc3/nabuwositifapedodarirami.pdf
- https://www.lowdoc-loans.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160c0868bc7ecf---82429945137.pdf
- https://htfcompact.com/wp-content/plugins/super-forms/uploads/php/files/05bc7bc9a1c0a818b40d5426e24e5744/41085690369.pdf
- https://realestateconnect.pro/wp-content/plugins/super-forms/uploads/php/files/j7r3s4snvt990acj538fnjmap6/dizovoj.pdf
- https://rocksoliddesigns.biz/userfiles/file/tugakubazepalexebaduzo.pdf
- http://lmyc.net/clients/875386/File/lenakenava.pdf
- http://aaaexpressheating.com/userfiles/file/7228239708.pdf
- http://yuanjen.com/ckfinder/userfiles/files/kukasedotoritinovutave.pdf
- http://aaaexpressheating.com/userfiles/file/povixigipiz.pdf
- http://casier-a-bouteilles.com/file/tuwifudet.pdf
- http://nuyewpilot.academy/wp-content/plugins/super-forms/uploads/php/files/83cf92399f37b51e888e381bf0a5b374/wusisoker.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=watch+justice+league+2001+online+free
- 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_off0000f346.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF346 | 16792 bytes |
font_01_sfnt_off00010b58.bin2d2080d02af200329a74616126852dd0a3a76e2734369efcb1965231f3c8a73b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B58 | 17392 bytes |
font_02_sfnt_off000138d1.bin82ab5428cb11a5aacf34766f8b5a5f9b6e292c5fe35385fd60281d0cc0ef2dfa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x138D1 | 11132 bytes |
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