MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous external links, many pointing to SEO-optimized PDF hosting sites, suggesting a link farm or phishing lure. The primary URL, 'https://midufefew.ru/strik?utm_term=why+isn%2527t+my+printer+printing+straight', is flagged as a redirector likely leading to malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent, classifying it as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9989
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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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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://midufefew.ru/strik?utm_term=why+isn%2527t+my+printer+printing+straight PDF link annotation
- https://dibasipelop.weebly.com/uploads/1/3/0/7/130738559/xorufixigum-gikulevakunax-sagediravefi.pdfIn PDF document text
- https://cdn.sqhk.co/rebabafa/hghjdhc/baby_lullaby_lullaby_for_babies_mozart.pdfIn PDF document text
- https://dudererojafa.weebly.com/uploads/1/3/4/3/134362298/xixigibepuxunox.pdfIn PDF document text
- https://cdn.sqhk.co/lifudidu/35Zjhgs/south_of_the_border_rap.pdfIn PDF document text
- https://cdn.sqhk.co/vunalogivefu/gV2zmgj/jimobi.pdfIn PDF document text
- https://cdn.sqhk.co/nisugavu/WCsjagh/64189787258.pdfIn PDF document text
- https://cdn.sqhk.co/vekuzajomugi/ihjifjc/anniversary_images_hd_free.pdfIn PDF document text
- https://muboxofibadufus.weebly.com/uploads/1/3/4/3/134310828/d3d1573d1.pdfIn PDF document text
- http://carinsusa.info/spectrum_math_workbook_grade_8_free92cvz.pdfIn PDF document text
- http://edayafar.xyz/tibivoporegurutisademaumr.pdfIn PDF document text
- http://drnextact.xyz/how_to_use_canon_mp21dx_calculatortttsn.pdfIn PDF document text
- http://verefdliyvtorogo.xyz/ampere_meter_analog_2auhdx3.pdfIn PDF document text
- https://bupuzufemu.weebly.com/uploads/1/3/1/4/131452870/fewuvaxufunepoludo.pdfIn PDF document text
- http://dvigatel.guru/optiplex_780_drivers_windows_server_200864clu.pdfIn PDF document text
- https://gasagegote.weebly.com/uploads/1/3/4/3/134333211/posigu.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://s3.amazonaws.com/neporezofov/kenmore_600s_washer_troubleshooting.pdfIn PDF document text
- https://s3.amazonaws.com/fajixe/john_deere_zero_turn_mowers_used_for_sale.pdfIn PDF document text
- https://s3.amazonaws.com/fukepez/kiwuvapesotaxif.pdfIn PDF document text
- https://s3.amazonaws.com/murudute/informante_clave_segun_autores.pdfIn PDF document text
- https://s3.amazonaws.com/tibitexil/duvowetirerapuzula.pdfIn PDF document text
- https://s3.amazonaws.com/wiwamoxamo/sing_joyfully_william_byrd_sheet_music.pdfIn PDF document text
- https://s3.amazonaws.com/zafibimutadoti/16009331633.pdfIn PDF document text
- https://s3.amazonaws.com/kegubinefuda/gazuzorisofovakiwipil.pdfIn PDF document text
- https://s3.amazonaws.com/zazelujeju/50913291927.pdfIn PDF document text
- 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d080.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD080 | 5028 bytes |
SHA-256: 1518ee762129e69e9f6152a6c4265f0b73a1d2ca7c43740ba458ab5b02628e4c |
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font_01_sfnt_off0000e16e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE16E | 10088 bytes |
SHA-256: ecd4613a67974c50e596424d710fa04b967b7571dc1e7faa64b104387a333592 |
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font_02_sfnt_off00010405.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10405 | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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