MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It functions as a link farm, with numerous embedded URLs pointing to compromised WordPress sites, likely serving as a distribution point for further malicious content. The presence of external URIs and link farms suggests an attempt to lure users to malicious destinations.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a7775f25c02---19873795133.pdf
- http://abimobiliare.pl/pliki/File/minotizejodigezosijedof.pdf
- https://sevsport.info/wp-content/plugins/super-forms/uploads/php/files/3165f407b169de51a96aee8d82b45db1/xumedeb.pdf
- http://tovicetour.com/FileData/ckfinder/files/20210712_EF2FC49D39075BF8.pdf
- http://xn--80akij1ajew.xn--p1ai/wp-content/plugins/formcraft/file-upload/server/content/files/160a2e8a15b984---29805873754.pdf
- https://www.verpoort-bouw.be/wp-content/plugins/formcraft/file-upload/server/content/files/160e13d556f7b7---76203343515.pdf
- https://www.infrascale.com/wp-content/plugins/super-forms/uploads/php/files/e000b3f6d102278ed2c967b1d11a79f5/44807529340.pdf
- https://hotelritariccione.it/wp-content/plugins/formcraft/file-upload/server/content/files/16080226dad1d6---58274050246.pdf
- http://acpiindia.com/userfiles/file/18358140790.pdf
- https://vannordenvastgoed.nl/userfiles/file/91227057822.pdf
- https://interstudy.net/userfiles/file/2078556013.pdf
- http://asdgolfclubtoscana.com/writable/public/userfiles/file/noxokibo.pdf
- http://www.hj-bouwt.be/wp-content/plugins/formcraft/file-upload/server/content/files/160778b14b4f52---23729603993.pdf
- http://robertfeinberglaw.com/images/edit_images/file/39346508331.pdf
- https://endoaccessories.com/wp-content/plugins/super-forms/uploads/php/files/ut2g02vvhd9oi1s6kf52q8qiro/13277291657.pdf
- https://torbay.ru/images/uploads/file/nubemapim.pdf
- http://objetivovender.com/wp-content/plugins/formcraft/file-upload/server/content/files/160856acd72b39---feboxoguzitexeponival.pdf
- https://www.growxponential.com/wp-content/plugins/super-forms/uploads/php/files/o7t08brss6uvpllekdtpc77but/vivufisufege.pdf
- https://flylights.pl/wp-content/plugins/super-forms/uploads/php/files/9nfptdbfojgjd7ibuuu8ssvrva/36833465198.pdf
- http://d4storonto.com/clients/e/ed/ed023a0734c265ca673a92d1d81de675/File/mesolojabegufukokidokit.pdf
- http://yao-cheng.com/uploadfiles/20210617202229.pdf
- https://sport-jicin.cz/dokumenty/getojifujojegeb.pdf
- https://lakecountyoralsurgery.com/wp-content/plugins/formcraft/file-upload/server/content/files/1611aa1f4279d0---10382686053.pdf
- http://www.liveartsaskatchewan.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c78189ec432---28906541346.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=notify+fitness+for+amazfit+pro+9.6+8+apk+mod
- 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_off00010cbe.bin22b0ea3a3b836acda45c73c3cc953e13887ab7b4aa9a0a6df33132a91d1da2da |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CBE | 17936 bytes |
font_01_sfnt_off00013c04.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13C04 | 16792 bytes |
font_02_sfnt_off0001541b.bin93f2a9d8fa0851225b70898ec6345cfa91ec74e1461c6ed2639863df1818c672 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1541B | 11468 bytes |
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