MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The heuristics reveal it functions as a link farm, pointing to numerous URLs hosted on compromised websites and disposable domains. These links likely serve as lures for phishing attacks or to distribute further malware payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://www.spreefahrten-berlin.de/wp-content/plugins/super-forms/uploads/php/files/k7vekufni97tkfc707og72q7a2/ganavorupew.pdf
- http://barnesfamilyconnection.com/clients/f/f3/f37d50667a1bb99e511e26172889fab9/File/17584391775.pdf
- https://a2designbg.com/userfiles/file/46571240634.pdf
- http://merwepizza.com/upload/file/21426891196.pdf
- https://www.msolartop.cz/wp-content/plugins/formcraft/file-upload/server/content/files/160be8213b3c68---5441813540.pdf
- https://teenvolunteerdallas.org/wp-content/plugins/super-forms/uploads/php/files/2e355fa7552f6a43130a65bdb379d0a3/vejira.pdf
- https://connect.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/74450db679aa59033eb8b8b50299bd6d/52991487930.pdf
- http://www.onegelha.com/wp-content/plugins/super-forms/uploads/php/files/27c962fca03f3aa186cbd6a19da272e3/44536530863.pdf
- http://steclotildehorton.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16072f4a09298d---11686666155.pdf
- https://hoffmanowska.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160ac6909d2fdf---34573902066.pdf
- https://forex-robo.org/wp-content/plugins/super-forms/uploads/php/files/4a1f38d11d7df95749928f5444d19e7a/13176146578.pdf
- https://harpethvalleyhealth.com/wp-content/plugins/super-forms/uploads/php/files/8f2ee5c06eb750552387a3a1a155c804/91729130217.pdf
- https://utilitydiscount.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b3192e81056---sasikuzipo.pdf
- https://soudurelausiere.ca/upload/editor/file/47435811817.pdf
- http://lotuscourtpune.com/wp-content/plugins/super-forms/uploads/php/files/p2r58fr5kk9elher9q1bh3qpq7/73873185714.pdf
- https://www.americanapi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160964373620ed---95682568383.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607eece3058a5---bukat.pdf
- https://celovechurch.org/wp-content/plugins/super-forms/uploads/php/files/b3fc64dfae866e950a49040a77b2a720/mufilevivujoxuledas.pdf
- http://www.makattakasinti.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081eff12febd---26042321797.pdf
- http://www.primalegal.eu/wp-content/plugins/super-forms/uploads/php/files/u0us523580h4rdu48hn06g0s23/dajoxubofemarigoxinigakef.pdf
- http://askort.pl/Upload/file/8168973740.pdf
- https://m-astar.com/UserFiles/files/jiborunivapu.pdf
- http://atlantichomeportugal.com/wp-content/plugins/formcraft/file-upload/server/content/files/160814b1aefd3c---61208955842.pdf
- https://wavesmaroochydore.com/wp-content/plugins/super-forms/uploads/php/files/45f57o4fj5kf2bhv1h8lprq0h5/57966634820.pdf
- https://utilitydiscount.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084a9b57031f---muwegojowejev.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=the+power+is+within+you+pdf+free+download
- 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_off0000ec58.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC58 | 16792 bytes |
font_01_sfnt_off0001046a.binb3a5ebf22df5c2d274b108fe12c1d379e1094d3dfe7d55141776799e12a0e48b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1046A | 16684 bytes |
font_02_sfnt_off00013011.bin24452624441e0166937c2055f5d591033681711339378c82e4a3088697ce57b3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13011 | 10856 bytes |
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