MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous external links, many pointing to SEO-optimized redirectors and PDF farms, indicating a phishing or malware distribution scheme. The heuristic PDF_SEO_LINK_FARM and PDF_SEO_UTM_REDIRECTOR_LINK firings, along with the ClamAV detection, strongly suggest malicious intent. The embedded URL https://seumenha.ru/wix?keyword=after+dark+screensaver+bad+dog is likely part of the lure to a malicious site.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://seumenha.ru/wix?keyword=after+dark+screensaver+bad+dog PDF link annotation
- https://s3.amazonaws.com/tezofuretejom/47453262868.pdfIn PDF document text
- http://gsmall.space/aj_android_gamer_gta_5qwim8.pdfIn PDF document text
- http://vomuniwawan.iblogger.org/bezajovixibevof.pdfIn PDF document text
- https://s3.amazonaws.com/gowebabuxogiro/71224583859.pdfIn PDF document text
- https://s3.amazonaws.com/zalomi/nonigajil.pdfIn PDF document text
- https://s3.amazonaws.com/mejigavukolu/zoetropic_pro_apk_free_revdl.pdfIn PDF document text
- http://mabay.fun/14645435914kwe5o.pdfIn PDF document text
- https://s3.amazonaws.com/tabobujimo/96737957335.pdfIn PDF document text
- http://forkidsshop.online/do_they_find_percy_in_the_son_of_neptuneaiwmm.pdfIn PDF document text
- https://s3.amazonaws.com/fixararololu/89524826235.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://denakisewir.epizy.com/zolanudu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/cfc28036-90cb-4f60-8b71-66f160d01523/lactancia_materna_en_ingles.pdfIn PDF document text
- http://mujujum.epizy.com/the_bloody_chamber_the_werewolf.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4bffee30-6d09-4c08-933f-1fc8af5030d9/wejewuwaruratumovib.pdfIn PDF document text
- https://44f68060-d5e3-4d58-b4e7-e3760392f352.filesusr.com/ugd/49488e_9c07591a87ab471c9427f646d8f90a98.pdf?index=trueIn PDF document text
- https://8b1d1a20-f0f3-43d5-aeb5-704ac988d6c7.filesusr.com/ugd/9dbc1d_67882a70bb3d4a97a6f6b84ae00ae769.pdf?index=trueIn PDF document text
- https://502e425a-54a0-4661-a3e6-c6e116bdb13d.filesusr.com/ugd/10da26_5297ffbd9b734f05b4026404a7737c22.pdf?index=trueIn PDF document text
- https://91e55214-10ad-44cf-a10a-60a9392df58b.filesusr.com/ugd/e1c37d_89e236b60237427d896f2b4bcfcd635a.pdf?index=trueIn PDF document text
- http://vogizopenukese.epizy.com/80691956293.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ea4d6cf5-ba0e-4849-bc8c-79af8896f69a/timawo.pdfIn PDF document text
- http://faguvepeme.rf.gd/wotirexeriwigiwikeso.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f2b4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2B4 | 5412 bytes |
SHA-256: 3211e98e89c50fb15c9e38deb8d2bbc06a534f298d4cb96b92ba84b6f76cd2c2 |
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font_01_sfnt_off00010539.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10539 | 11084 bytes |
SHA-256: e10d3ead7d18e9385255992140bbcb03afc5cd4b2a0f5ec098c6e1e3681165b2 |
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