MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. It contains a link farm with numerous URLs pointing to other PDF files hosted on various websites, suggesting a phishing or malware distribution scheme. The document body is heavily obfuscated and unreadable, providing no direct clues to its intent.
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://105chers.netsociality.com/upload/files/54170864529.pdf In PDF document text
- http://luckyassessoria.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/161358c50edaa5---50319211450.pdfIn PDF document text
- https://matao.ro/app/webroot/files/userfiles/files/xuligexumi.pdfIn PDF document text
- http://awarelaxcentrum.cz/user_files/file/xidixenunev.pdfIn PDF document text
- https://www.chinacimctrailer.com/wp-content/plugins/super-forms/uploads/php/files/cb93799d695bcc9eb2b09493ced5e814/15316743982.pdfIn PDF document text
- https://www.frontierexim.com/wp-content/plugins/super-forms/uploads/php/files/6sh4p3cs61tce2uicri85roloc/49049051519.pdfIn PDF document text
- https://eliteplacementagency.com/uploads/files/resomukabirefegawiki.pdfIn PDF document text
- https://hosvagyok.hu/userfiles/file/75644411104.pdfIn PDF document text
- http://lnimeina.it/userfiles/files/76584388383.pdfIn PDF document text
- https://beautifulhairstore.com/upload/files/28970719160.pdfIn PDF document text
- https://technok.cz/wp-content/plugins/super-forms/uploads/php/files/38d4068eacccd4ef20171194b49148fe/40713940240.pdfIn PDF document text
- http://educasters.co/ckfinder/userfiles/files/45379931334.pdfIn PDF document text
- http://baocaosuhoatoc.com/luutru/files/ripugizulebipujagavuwos.pdfIn PDF document text
- https://globalcircle.club/userfiles/file/65024017951.pdfIn PDF document text
- http://balashixa.inhome360.ru/admin/ckfinder/userfiles/files/75101313597.pdfIn PDF document text
- http://camel-republic.com/media/userfiles/files/25481068131.pdfIn PDF document text
- http://cbafjvn.com/uploads/userfiles/file/52650423218.pdfIn PDF document text
- http://mrcookie.tw/upload/editor/file/031014135656.pdfIn PDF document text
- https://red-adlay.com/upload/files/dinuvefunokunazol.pdfIn PDF document text
- http://theeultimatenetworker.com/ckfinder/userfiles/files/jolonapefavofo.pdfIn PDF document text
- http://scandinavia-ex.com/images/blog/file/10515992555.pdfIn PDF document text
- http://way-of-spirit.ru/upload/file/zawewufonetozonata.pdfIn PDF document text
- http://cattaneoarchitetti.it/userfiles/files/77531586025.pdfIn PDF document text
- https://koltoztetes-szallitas-lomtalanitas.com/ckfinder/userfiles/files/dalifo.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=starting+over+again+full+movie+free+download+utorrentPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d686.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD686 | 10856 bytes |
SHA-256: b7a7848f2d56361a963a28dfe4fa39cda00dc96237ee1f314540fd19fba829d6 |
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font_01_sfnt_off0000ef69.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF69 | 17156 bytes |
SHA-256: 446a845bbd9293ed64accf7dfafe904f1000594fa321374d3e98c7500a231fe1 |
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font_02_sfnt_off00011bf0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11BF0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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