MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics reveal it functions as a link farm, directing users to compromised WordPress uploads and other disposable hosting sites. The embedded URLs suggest a phishing or malware distribution scheme, likely initiated via spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9941
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://urbanplace.me/wp-content/plugins/super-forms/uploads/php/files/5bb5660a395c84a9b6280d5372409e65/27857909261.pdf
- https://aawyx.com/sites/default/imageuser/file/74930889204.pdf
- https://www.lumisolar.pe/wp-content/plugins/formcraft/file-upload/server/content/files/160984a15a36ef---pagirofeba.pdf
- https://webmodels.studio/wp-content/plugins/formcraft/file-upload/server/content/files/1609e05c89fad8---jisowikuxixesude.pdf
- https://xn--i1aam8cb.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/b124390dcc4444091774e8c8c32a006e/42644338121.pdf
- https://zop.bg/webroot/img/content/files/72195806317.pdf
- https://amiablediamonds.com/wp-content/plugins/super-forms/uploads/php/files/09ba1c07595acc1d9cb1985b5c0347dc/pomowozupazesazun.pdf
- http://suarezbeltran.com/aym_images/files/8199949270.pdf
- https://www.etbsupplies.com/wp-content/plugins/formcraft/file-upload/server/content/files/16070c1ad4a6c9---nuxavewaxa.pdf
- https://joyfool.art/wp-content/plugins/super-forms/uploads/php/files/cd61b754c9a98c107f2095aff0633be9/rixesija.pdf
- http://remont-elektro.eu/archiv/file/94682873057.pdf
- http://www.adarshvidhyasankul.org/userfilesfile/81933934838.pdf
- http://raiders71.com/clients/4/41/4134020f2f298c111575624a380fabfc/File/gaxesipopupen.pdf
- https://rybczewice.pl/userfiles/file/zikonakotoxav.pdf
- https://ev-owners.jp/userfiles//files/vefegebitepima.pdf
- https://gtnet-engine.com/ckfinder/userfiles/files/xanefejuweg.pdf
- http://delawaretravelmedicine.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a044639cf9---37711658085.pdf
- https://webgirls-studio.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c78906147e---72238395275.pdf
- http://skuplaptop.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16076e1c53a6ca---webapadavabidavi.pdf
- https://sckstone.com/wp-content/plugins/super-forms/uploads/php/files/a7523d92fe66255718f06ef7ddeb5ed5/niduvabudizewutes.pdf
- http://ehsclassof64.com/clients/b/bf/bfa5c4411462ceee4a19e543862d902c/File/82562413493.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160803d85b3f51---kizemela.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=how+to+empty+android+recycle+bin
- 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e61e.bin7cf5c3a61369ec58b43690d024f064e615744bd9e6e1d20257ff3c97c692fb30 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE61E | 16836 bytes |
font_01_sfnt_off000111ef.binb433485f8b8739f15a9c557399964030b5423a3a146b9e056950a26463d8c0d9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x111EF | 10840 bytes |
font_02_sfnt_off00012aac.bin61dfbaf9176e75d6e7e8194af576b2afc487046208b9047dd852756082b37659 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12AAC | 17548 bytes |
font_03_sfnt_off0001456e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1456E | 16792 bytes |
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