MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Heuristics reveal it functions as a link farm, with numerous URLs pointing to compromised WordPress upload directories. These links are likely designed to redirect users to malicious or phishing content, serving as a lure for further compromise.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://baharemadinah.com/wp-content/plugins/formcraft/file-upload/server/content/files/160757a4d46f6c---wigovorisekutusalenema.pdf
- https://stellabakingcompany.com/wp-content/plugins/formcraft/file-upload/server/content/files/160795db4ccf52---7087747325.pdf
- https://www.finestkindcharter.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e9adaad527---25077437875.pdf
- https://www.onestopnaturalstore.ca/wp-content/plugins/super-forms/uploads/php/files/3jfe1n18l8m9uc70cusvhc4fqp/kozuxabos.pdf
- http://a-swiss.com/upload/userfiles/file/33896908007.pdf
- http://heibldr.hu/FCKfeltoltott/file/79685421934.pdf
- http://skuplaptop.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16080d1664bba9---nakamazawekujazawometile.pdf
- http://www.playerclub.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1607ebbb7dfa0d---79057220770.pdf
- http://tlumacz-lipno.pl/pdrzewiecki/files/mugosemoguwisojozaju.pdf
- http://lamorenj.com/userfiles/files/fabuwefave.pdf
- http://sdds.be/userfiles/file/14500141600.pdf
- https://himalmanpower.com/ckfinder/userfiles/files/53221893461.pdf
- http://worksafeorg.com/wp-content/plugins/super-forms/uploads/php/files/v76ntaqcc37erelnt7na4klba3/gasevagu.pdf
- https://goldenparadisestsimons.com/wp-content/plugins/super-forms/uploads/php/files/b4e7a3df8b3275ae688f9dc7c03e5104/xekumafowowebur.pdf
- http://esejsc.com/upload/files/9341261262.pdf
- https://sancarspune.com/wp-content/plugins/super-forms/uploads/php/files/32c94aec6e8971f93ea5899d746a8168/36400612199.pdf
- http://www.vitrierbxl.be/wp-content/plugins/formcraft/file-upload/server/content/files/160a5068a5db4b---6276169564.pdf
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/23897781c45f2f92543aa9bc50796147/12722232642.pdf
- http://eske.hu/wp-content/plugins/formcraft/file-upload/server/content/files/1607cc67724403---92874673297.pdf
- https://forkidsvietnam.vn/wp-content/plugins/super-forms/uploads/php/files/q7d3m2adv530c1sqqkp7ol16s8/nepilanipigigiz.pdf
- http://bigband-ulm.de/userfiles/files/47554171729.pdf
- http://trackeg.com/en/wp-content/plugins/formcraft/file-upload/server/content/files/1607c859896161---sebovudumazivepolisezopu.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=combining+two+pdf+documents+into+one
- 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_off0000e548.bine491e8c61469217eb55b2501433ee3e41bbba17fe84535859c4ce03a8cc0838b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE548 | 16944 bytes |
font_01_sfnt_off000111a2.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x111A2 | 16792 bytes |
font_02_sfnt_off000129b9.binca2d97f84b2d3836aa87e30388efbc877ac5b4429228f733872c3a821942ba70 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x129B9 | 11012 bytes |
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