MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous external links, many of which point to other PDFs, suggesting a link farm or SEO abuse for phishing. The primary lure appears to be an 'Exxon Valdez video worksheet', directing users to a redirector URL. While no scripts were explicitly extracted, the PDF structure and heuristic firings indicate malicious intent, likely to distribute further malicious content or phish for information.
Machine Learning
- Nyx PDF Classifier malicious score 0.8050
Heuristics 5
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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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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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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://jacksth.ru/aws?utm_term=exxon+valdez+video+worksheet PDF link annotation
- https://static.s123-cdn-static.com/uploads/4393041/normal_5ffe94942771d.pdfIn PDF document text
- http://womenit.space/lolos1dhbe.pdfIn PDF document text
- https://depesusexufajev.weebly.com/uploads/1/3/5/3/135351117/9041996.pdfIn PDF document text
- https://rubosesizip.weebly.com/uploads/1/3/4/7/134744628/joxamidiwiweter_musujaladide_vigitur.pdfIn PDF document text
- https://kesizibewasi.weebly.com/uploads/1/3/0/8/130813921/5319873.pdfIn PDF document text
- https://nibejenowazi.weebly.com/uploads/1/3/5/3/135347217/1ac022c7fada.pdfIn PDF document text
- https://roxobirunuj.weebly.com/uploads/1/3/4/0/134096027/9703900.pdfIn PDF document text
- https://xonasuxodu.weebly.com/uploads/1/3/2/6/132681295/wepiwarumurukajo.pdfIn PDF document text
- https://latibexuwer.weebly.com/uploads/1/3/0/7/130776356/wofisemijuwetofa.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://rezekov.rf.gd/project_experience_template.pdfIn PDF document text
- https://s3.amazonaws.com/difigomisosak/guider_conduire_synonymes.pdfIn PDF document text
- https://s3.amazonaws.com/wujixus/mcdouble_meal_nutritional_information.pdfIn PDF document text
- https://s3.amazonaws.com/fobupojowojon/tetunibisudifiwizunewere.pdfIn PDF document text
- https://s3.amazonaws.com/xenavuxa/kawasaki_jet_ski_stx-_15f_manual.pdfIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000de98.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE98 | 5204 bytes |
SHA-256: aae547fcfe1b84aa7c30f5d32665826c7b417b47c6e7406e4179617f4119b2b2 |
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