MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised websites, suggesting a phishing or malware distribution campaign. The PDF structure and link farm characteristics are consistent with attempts to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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://sanarina.de/ckfinder/userfiles/files/43322298349.pdf
- https://mehreganimaging.ir/images/upload/files/mokelomidoxuwukivogo.pdf
- https://advantagelic.com/singhania/downloads/file/68067487289.pdf
- https://fenicia.uy/fenicia.com.uy/uploads/files/ronokuvubulurojofijizudo.pdf
- https://hiroyoung.com/data/files/59539856752.pdf
- https://dobre-akce.cz/media/files/file/silisemotarik.pdf
- https://ddriu.hu/wp-content/plugins/super-forms/uploads/php/files/93986795d5c162c4168f98e1f959d470/61411935203.pdf
- http://global-gypsum.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a80d0d769f9---91012369401.pdf
- http://xn--b1ahhafccpgkb2bxo.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/3600ee82eb5d4195d2683b4987fcf349/xoluzonijufuxum.pdf
- https://gaseg.com/wp-content/plugins/super-forms/uploads/php/files/n8j2ekhkp1m0bt7tin4bffh7gk/libatujo.pdf
- http://www.rkcomdesignservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607929de6f7f4---99550681570.pdf
- https://livredart.com/ckfinder/userfiles/files/75180550552.pdf
- http://bettynblue.com/upload/fck_img/20210519/file/7656141193.pdf
- https://capitaleny.com/wp-content/plugins/super-forms/uploads/php/files/168242d49f255818c771e4bd2b56435e/gaxagosir.pdf
- http://www.gunyagder.org.tr/wp-content/plugins/super-forms/uploads/php/files/457586a4vjdn5ep1v989bu95p1/73488618701.pdf
- http://charivne.info/images/file/16562472073.pdf
- http://escolacaritas.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c365af83829---67575533145.pdf
- http://lilit-realty.com/wp-content/plugins/super-forms/uploads/php/files/22h9g7bjvruntlq7v556fr7pq4/pasababirilusuvumifodoko.pdf
- https://aldapa.eus/files/galeria/files/46028682073.pdf
- https://baodinhsolar.com/wp-content/plugins/super-forms/uploads/php/files/0lc83e2gqi6mff8ssg21861mp6/paxavidozodu.pdf
- https://guijek.com/userfiles/file/94728886489.pdf
- http://xedaptap.net/userfiles/file/tudixebenipem.pdf
- https://jjmassociates.com/wp-content/plugins/super-forms/uploads/php/files/b5114bdcea53a7427b49f0fac0082567/fivuwip.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=vlc+player+android+apk
- 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_off0000f285.binae341db80e6a153971870a124e177eaeb9935c9a7381290adc511853bc8181c9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF285 | 10416 bytes |
font_01_sfnt_off00010a33.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A33 | 16792 bytes |
font_02_sfnt_off00012245.bina4d177779fba930f314d04b5e19605ef19c77c6c52bf29854fdb943a80f80005 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12245 | 29124 bytes |
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