MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The ML classifier and ClamAV detection strongly indicate malicious intent. The PDF contains a link farm pointing to multiple distinct hosts, many of which appear to be compromised WordPress sites used for hosting malicious PDFs. This suggests the file is part of a phishing or malware distribution campaign, likely delivered as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
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://bdcomunicazione.it/file/nenemesed.pdf
- https://xn--80aaaglcftt5alesfkk7f.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/18992c5cba58b77af5d06a4fa31d89a3/42310961936.pdf
- https://www.ayersworthglen.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3c061b725f---59272990614.pdf
- https://playgametoday.ru/wp-content/plugins/super-forms/uploads/php/files/2dc0c913962edf5916caa0b4d5d0437e/26643517210.pdf
- https://shrmivirtual.org/wp-content/plugins/super-forms/uploads/php/files/801c6b66acf9f9dd40093afbc4ab6d63/keriluk.pdf
- http://www.infranetltd.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c6982c194e1---tukumelepoxegal.pdf
- https://soudurelausiere.ca/upload/editor/file/navajiredaxi.pdf
- http://ssaisarang.com/ckfinder/userfiles/files/nowadixagokagalazewi.pdf
- http://anhbanglaw.com/userfiles/file/56471624735.pdf
- http://broadgatecapital.com/userfiles/file/65272964275.pdf
- http://www.predoisiasociatii.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1608104d967590---88256473581.pdf
- https://kvartira-zalog.ru/wp-content/plugins/super-forms/uploads/php/files/f903f05aa2bd680dbfdf87f4e6dcd891/67805576707.pdf
- http://reclaimsplus.com/wp-content/plugins/super-forms/uploads/php/files/d8f57a1e8645e3b85fa356314690b9eb/92115314629.pdf
- http://finsura-lifedirect.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160a80bc01bf54---14661085945.pdf
- https://pfgmm.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160a482c914aa9---2039681767.pdf
- https://www.nestroots.com/wp-content/plugins/super-forms/uploads/php/files/je3a7hv6tkl9ro85p6bn7klor0/gotabirezonepidev.pdf
- https://smilepath.com.au/wp-content/plugins/super-forms/uploads/php/files/82426491514596a676c134bc7e28fd40/12476559040.pdf
- https://nestaerospace.com/uploads/file/guvanenononaforulerutufo.pdf
- https://portsidestrategies.com/wp-content/plugins/super-forms/uploads/php/files/0454b876c5a377201144b6b23ac91c5e/89624824905.pdf
- https://torgradio.ru/new/files/file/87527564603.pdf
- https://www.msolartop.cz/wp-content/plugins/formcraft/file-upload/server/content/files/160719fef3a35a---10728909592.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=is+polydactyly+dominant+or+recessive
- 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_off0000ba96.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBA96 | 16792 bytes |
font_01_sfnt_off0000d2a8.bindd608dc1e4b59a304dd116675eabda8a335408dde0a574706dd2d82f129d5c55 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD2A8 | 17072 bytes |
font_02_sfnt_off0000fe97.binc307c3ec84d3e9736e4ff691d6ca69cda874586e525875411eedbb86dc7a7596 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE97 | 10808 bytes |
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