MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. Heuristics identified it as a link farm pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution lure. The embedded URLs, while numerous, do not form a coherent document body, reinforcing the link farm hypothesis.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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://thecobbfr.com/clients/4/43/4363d5a08aa72aedcf7f7d4dd0675897/File/85958573301.pdf
- http://brenno-tojestto.pl/userfiles/file/diweruxuf.pdf
- https://www.pietri-automobiles.com/wp-content/plugins/super-forms/uploads/php/files/l47r8ljfcbkjbv6o9rh286p9l3/gosomaforunevibe.pdf
- http://www.rlktechniek.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16080232ed766c---gofezotodijedoviwosowinaf.pdf
- http://dnepropress.net/files/file/10702602566.pdf
- https://eandjfamilyhealthcenter.com/wp-content/plugins/super-forms/uploads/php/files/68bacdebd70afca5c199f05ac6a6ec5d/jugunu.pdf
- https://alnahamgroup.com/userfiles/file/noxunosulegaregigaziziti.pdf
- https://gfow.om/wp-content/plugins/super-forms/uploads/php/files/6k18ffrapp38h0smm3mf2ons0o/84918182237.pdf
- https://my-natural-style.net/upload/files/26634339316.pdf
- http://makaeximworld.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609416a34448e---xikusogurimobora.pdf
- https://frasertechno.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081775740056---23774096539.pdf
- https://biomedchita.ru/imeg_master/file/texogixiziguzo.pdf
- https://ecotranslation.ca/upload/editor/file/wikamakuzuzegaru.pdf
- http://constructionone.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c6f85111b2e---16934071870.pdf
- https://rjiminfra.com/wp-content/plugins/super-forms/uploads/php/files/148ea3a3629b5e4ebc038a6c6675163a/jejelepun.pdf
- http://www.idenet.net/wp-content/plugins/formcraft/file-upload/server/content/files/160983806c88fc---figijakakitobexis.pdf
- http://baharemadinah.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b7703ab9934---faxonifatep.pdf
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/160cddcc866f45---54914025154.pdf
- http://www.elmundodelapiscina.com/ckfinder/userfiles/files/rolotegegopud.pdf
- https://www.northamericatalk.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079a950a54ee---48892131844.pdf
- https://ceilford.org/wp-content/plugins/super-forms/uploads/php/files/2333aef069c41521725ed1b7e7f7864d/poruxive.pdf
- https://envomask.com/wp-content/plugins/super-forms/uploads/php/files/54bad71030d5f98fcb9057db620c716c/wimikefojelurudufejov.pdf
- https://snabavto.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad8c057f193---bivifezixuvatadumubalil.pdf
- https://wills.sg/wp-content/plugins/super-forms/uploads/php/files/80eab213745c25684a948baa960a20c2/91746398368.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=texas+drivers+license+study+guide
- 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_off0000e5fc.binef037739bda879d212b73863a35682f5d2dd7f0a6d6e5a2e00bb805b9f9c56d3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5FC | 16084 bytes |
font_01_sfnt_off00010f71.bin3ccb936d2df9f80c11c515813f2e826fb84d372d98b8ab75a3c22751055797ef |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F71 | 10772 bytes |
font_02_sfnt_off0001282f.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1282F | 16792 bytes |
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