MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier indicating a high probability of maliciousness. It contains numerous URLs pointing to compromised websites and disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of these links and the overall structure indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://laborke.ru/uplcv?utm_term=hum+saath+saath+hain+full+movie+download+filmywap+300mb
- https://myshalewell.com/userfiles/file/funegil.pdf
- http://thanhlamresort.vn/wp-content/plugins/formcraft/file-upload/server/content/files/160c8e2495d27c---tosopegudobudabogemevi.pdf
- https://www.endthestigmacounselling.com/wp-content/plugins/super-forms/uploads/php/files/26n5dbam3umd738qo8md2bderp/44600360935.pdf
- https://advicezone.org.uk/wp-content/plugins/super-forms/uploads/php/files/0g90h8qc46e0igig7ppc4v0d9v/19614055550.pdf
- http://mobilesamara.com/img/files/file/zodebativefopexamunar.pdf
- https://idfusionllc.com/wp-content/plugins/super-forms/uploads/php/files/66ee86981e3ff3e0a2e9fcdce15e2e3e/71485467432.pdf
- https://maloneslandscape.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8b2cd17f30---75069795788.pdf
- http://nokianhakkablue.ru/ckfinder/userfiles/files/50772194070.pdf
- https://binarbaid.com/public_html/userfiles/file/newazavubel.pdf
- http://uro-medical.pl/zdjecia/fotki/file/38626742548.pdf
- http://prosefkuchare.cz/userfiles/mujegiropelulimu.pdf
- http://shukokai-voves.fr/userfiles/file/36907326233.pdf
- http://www.sg-callenberg.de/wp-content/plugins/formcraft/file-upload/server/content/files/16096d6683068c---xebunu.pdf
- https://brunoamaranti.it/wp-content/plugins/super-forms/uploads/php/files/5ptbgo89290mappi0e933nugm0/bekinusewomegugu.pdf
- https://eliteplacementagency.com/uploads/files/vujofepinugovelaje.pdf
- https://rewaqousha.net/userfiles/files/zewulokejonip.pdf
- http://theydeserveastamp.org/wp-content/plugins/formcraft/file-upload/server/content/files/160772dd24ca7a---91214644480.pdf
- https://www.syah.org/wp-content/plugins/super-forms/uploads/php/files/9d33d57677b87671c324bd98f2f22f57/wuwebogumozin.pdf
- https://tarzminder.com/resimler/files/2569263340.pdf
- http://christschoolblr.in/userfiles/file/pasubelezimixefobun.pdf
- http://k1a.ru/images/files/file/kesurebirumiken.pdf
- https://mindweave.co.uk/wp-content/plugins/super-forms/uploads/php/files/r6bn3lqufumtr529v4tuog5uhe/wikokafuwago.pdf
- http://krindustria.com.br/site/wp-content/plugins/formcraft/file-upload/server/content/files/160c1306e9036a---80985999616.pdf
- http://crisismobile.com/ckfinder/userfiles/files/pidimafeboluxelufobefagi.pdf
- https://adm.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/b703086bf0e9cbef75d932e8876fe727/wofokuwudavad.pdf
- 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_off0000e8ee.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8EE | 16792 bytes |
font_01_sfnt_off00010105.bin1e14d8e1b7e20523e488371b0c718d1d2459bdcba98b9f5506f3d2714d84f401 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10105 | 11452 bytes |
font_02_sfnt_off00011bb5.bin3132e63872c73f19dc8e74f66c429b8ab27be526f9528d42398bf7c9f12a29eb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11BB5 | 17908 bytes |
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