MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, with one prominent URL pointing to a disposable hosting service and using a search term as a UTM parameter, suggesting a phishing or scam lure. The PDF structure and embedded content indicate it is designed to redirect users to external resources, likely for further exploitation.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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 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://resalured.ru/strik?utm_term=an+introduction+to+brain+and+behavior+5th+edition+pdf+free+download PDF link annotation
- https://cdn-cms.f-static.net/uploads/4443362/normal_602ebabc2b9ff.pdfIn PDF document text
- http://jolijivik.scienceontheweb.net/76966005816.pdfIn PDF document text
- http://nupesupo.mypressonline.com/95352172876.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4484126/normal_60038d9f50119.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4389084/normal_602d02d9a5854.pdfIn PDF document text
- http://toxipoxekej.medianewsonline.com/business_plan_for_online_shopping_website.pdfIn PDF document text
- http://lugirepapirizo.scienceontheweb.net/suvevegagakuk.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/dugibabafod/how_long_to_become_a_certified_ethical_hacker.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fd5faeaa-3175-4984-ace3-153479c8bdcf/vusezekopud.pdfIn PDF document text
- https://s3.amazonaws.com/garorowa/vogutuvoloxodinezef.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/12f21bcb-ece6-4b69-9833-eda2ecbb0d31/why_are_partnerships_important_in_education.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/750227b3-2264-4ef2-8e6e-515863bcdafc/all_souls_day_2020_wishes_images.pdfIn PDF document text
- https://s3.amazonaws.com/nerugiraxura/fuwibizenixugeweputi.pdfIn PDF document text
- https://s3.amazonaws.com/tuxalowafokuvo/55002335728.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fb85e8f7-058c-43f9-97ac-78e2f670ccb2/modern_family_scripts_download.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d9454e30-3350-4d7b-a2f6-3beac96277bf/bavotasinazejasulo.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/016fbe3e-db7f-4f58-b0a4-02d23a257df9/why_diversity_in_tech_is_important.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/cf283d59-8bbf-4a68-aeeb-6647e476beaf/lg_front_load_washer_and_dryer_dimensions.pdfIn PDF document text
- https://s3.amazonaws.com/fonibinaraj/autograph_kannada_film_songs_free.pdfIn PDF document text
- https://s3.amazonaws.com/tibanepoxilibud/zombie_catchers_apk_hack_2018.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/dff2a2b5-06a6-4ba8-88eb-e3994f031c32/macbeth_act_3_multiple_choice_quiz.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_off0000e660.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE660 | 5472 bytes |
SHA-256: a5c46995e74c9a3e3cee585044526ced019d376d54c2e2b3bf801ab6bd55171a |
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font_01_sfnt_off0000f913.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF913 | 10080 bytes |
SHA-256: ca62ba6fbdca024a25d02262181a4ebf50a28455db3955c299b3fc031e4e5d0d |
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