MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm directing to multiple compromised WordPress sites, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The embedded URLs are likely used to host or redirect to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9987
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 http://childhood-matters.com/clients/49507/File/lewumovapasulafikasijuz.pdf
- https://slavica.ru/wp-content/plugins/super-forms/uploads/php/files/2735d3275069d3dd13876fcbec26c574/rowuve.pdf
- http://www.julitolaschools.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c89e269995---40244231281.pdf
- https://agsposure.org/wp-content/plugins/super-forms/uploads/php/files/5507aefe45e6398a828407fbac0d53ce/85952841464.pdf
- https://study4student.com/cache/fck_files/file/13031304058.pdf
- https://www.peeryhotel.com/wp-content/plugins/super-forms/uploads/php/files/2a19632dd4c152b54785062f0c138ce6/99562196959.pdf
- https://www.ezhealthcheck.com/wp-content/plugins/super-forms/uploads/php/files/afv54i63i9ivlkt648grrd9n1q/putubefuxamemosumakob.pdf
- http://themultifold.com/wp-content/plugins/super-forms/uploads/php/files/iiigcttjjjfg4vr2ulftme4co7/runenijunodutom.pdf
- http://www.anieliasfx.com/uploads/textareas/file/jusogu.pdf
- https://audit-advisers.com/userfiles/file/53742037678.pdf
- https://pointsourcegroup.com/wp-content/plugins/super-forms/uploads/php/files/3bcddc4a8fa7faf62085c842c4846b48/kubunaleperevabivevopiniz.pdf
- http://sevoir.hu/uploads/file/getipufebesakefagit.pdf
- http://arcdesantmarti.com/biocop/Images/images-editor/file/61818636213.pdf
- http://arohitourandtravels.com/userfiles/file/pabetoxetunorotelutuza.pdf
- https://mszukam.pl/dat//file/76432701964.pdf
- https://getracemirates.com/userfiles/files/66809231447.pdf
- https://smoothnomad.com/wp-content/plugins/super-forms/uploads/php/files/v4qe6bodbl3j8tj12rrsoekcrb/lesej.pdf
- https://lokmangal.co.in/wp-content/plugins/super-forms/uploads/php/files/8336d29f29749d402cc548975101d646/zuwonutodozu.pdf
- http://jagatjyotischool.org/jagatjyotischool/userfiles/file/41119575638.pdf
- http://www.peopleoftheheath.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d882b647542---85909502354.pdf
- https://sacc-la-chaux-de-fonds.ch/fichiers/file/24699849092.pdf
- http://t-p-fortune.com/userfiles/file/34659455285.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=assistir+brilhante+victoria+online+dublado+2+temporada
- 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_off0000fc48.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC48 | 16792 bytes |
font_01_sfnt_off0001145a.bin1a2cba381b1521d813b7e4baf8dd04955f1056e8953d634cb69ea8febeb22f53 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1145A | 19540 bytes |
font_02_sfnt_off00014477.bin845e8fc8d59468ad3b3936a9785d63ae9b72dc1bdc5b938420866316b46da8c2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14477 | 11184 bytes |
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