MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It functions as a link farm, directing users to numerous external URLs, several of which are hosted on compromised CMS upload directories. This suggests a phishing or redirection attack designed to lead users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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://istrouma1971.com/clients/9/9b/9b88b062b8d6af44b28e209fcb06d7d5/File/pifofiserele.pdf
- https://concertwristband.com/resimler/files/loromefewulo.pdf
- https://glosunspa.com/wp-content/plugins/formcraft/file-upload/server/content/files/160940f79f132a---78305582174.pdf
- http://www.insurancedirectcanada.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160b2ad67be06f---dogufu.pdf
- http://pivotal-technologies.com/userfiles/file/kukezivitaxamokezeganuxo.pdf
- http://riceart.ir/basefile/files/fufanusipotudupari.pdf
- http://call.ae/wp-content/plugins/formcraft/file-upload/server/content/files/1606cb4961b007---xapibamixapetes.pdf
- https://iamluno.com/wp-content/plugins/formcraft/file-upload/server/content/files/160983f2533ee7---kavevobebezojupugamafuset.pdf
- https://kaptenhoki.com/contents//files/tamazotirimevulogibug.pdf
- https://youstore21.com/wp-content/plugins/super-forms/uploads/php/files/10557c5e48581bf7b79aaed11e8924ce/dofijivusuponagamelotugik.pdf
- https://goldengrowers.com/wp-content/plugins/super-forms/uploads/php/files/120fd8e76ba5c170786455eec3732f41/kipojo.pdf
- https://ols.lighting/wp-content/plugins/super-forms/uploads/php/files/b28f9965c2fc76584ba95969f178d22e/sededasipupakazusaru.pdf
- https://akdenizokullari.k12.tr/wp-content/plugins/super-forms/uploads/php/files/il1t42u6guvlm6ijojn7ehgoj5/kukunopozimototil.pdf
- http://www.sensible-seeds-premium.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b4010170287---wikat.pdf
- http://beulahcooleycollection.com/clients/870349/File/zajaxujetesixivosupod.pdf
- http://mamtomchabahai.com/uploads/files/files/gukap.pdf
- https://www.drserapkagan.com/wp-content/plugins/super-forms/uploads/php/files/qiutivldc9n162h4l9nac4tuus/vonotix.pdf
- http://precedent.by/_newsite/images_from_html_editor/file/wowefumojo.pdf
- https://www.fifatravels.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b08b456e5ae---mopofujiju.pdf
- http://goldway.jp/upload/board/file/zimodukulaxoziluxutezorev.pdf
- http://hrzservices.com/uploadfiles/file/72697007021.pdf
- http://vcelari.naceradec.cz/includes/ckfinder/userfiles/files/81504849579.pdf
- http://99hospitalitygroup.com/ckfinder/userfiles/files/davipa.pdf
- http://www.absolutecateringla.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b5de499a0b---niruxovejadofijevozarosen.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=bread+baking+for+beginners+pdf+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_off0000ed09.bin3e270af836fed7bb278e5385bc42ce058663095129223bfb5a4c0a2bcaa3c9ad |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED09 | 17500 bytes |
font_01_sfnt_off00011b04.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B04 | 16792 bytes |
font_02_sfnt_off0001331b.bin2f1180aed3acd954f5ba67e7403c5a81bb05597fe1b995063d06a157f5374c23 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1331B | 10816 bytes |
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