MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, many hosted on disposable domains, suggesting a link farm or SEO spamming operation. The primary URL, 'https://dugedepap.ru/award?keyword=effects+of+cyberbullying+on+students+pdf', is presented as a search result to lure users. ClamAV and ML classifiers also flagged this PDF as malicious, likely due to its deceptive content and link farm characteristics.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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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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://dugedepap.ru/award?keyword=effects+of+cyberbullying+on+students+pdf PDF link annotation
- https://wefidabewurar.weebly.com/uploads/1/3/1/1/131164485/guvalifudebowu-fuxedesurulabod-tesibawe-feguf.pdfIn PDF document text
- https://cdn.sqhk.co/nuvexajamu/hcniggj/cannonball_record_broken_2019.pdfIn PDF document text
- https://cdn.sqhk.co/digiwejasipu/iddqkyy/phoenix_arizona_population_rank.pdfIn PDF document text
- https://vunakeba.weebly.com/uploads/1/3/4/6/134623580/6839765.pdfIn PDF document text
- https://cdn.sqhk.co/gozolosew/Wiab6Rl/national_geographic_subscription_deals_uk.pdfIn PDF document text
- https://zawuziwoju.weebly.com/uploads/1/3/1/6/131636930/b97d12ab9bcc2.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/5630feb0-2683-4314-8960-deaa087f01c3/policy_paradox_the_art_of_political_decision_making_third_edition.pdfIn PDF document text
- https://9c789f27-b70c-4c9d-9e83-211ee8f99b38.filesusr.com/ugd/bdeb4c_3aa8ccff5ece43a7af3f1f7f17d87799.pdf?index=trueIn PDF document text
- https://ab25a8b3-4d80-4d4b-93a1-c1347014fa7c.filesusr.com/ugd/8d0191_c0ce403c22544b1495799ecc831109c5.pdf?index=trueIn PDF document text
- https://94aa8f26-b07a-4c24-bdb4-4112657565c9.filesusr.com/ugd/37428b_5de7d1b28d574810ab60efc73907273e.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/guvovigo/how_much_does_honda_a12_service_cost.pdfIn PDF document text
- https://aee666f7-65d2-4416-8089-42e5bd85255d.filesusr.com/ugd/c4036c_792215dfff0a4226abfeddba6bcad0d4.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/fekazudabo/jomokovolorupufalewizu.pdfIn PDF document text
- https://s3.amazonaws.com/jamuluvuvava/album_songs_free_video.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d4da06a3-871e-4c57-9d60-1f22e54d240a/global_astrology_predictions_2021.pdfIn PDF document text
- https://s3.amazonaws.com/tuzamada/days_of_the_week_worksheet_for_kindergarden.pdfIn PDF document text
- https://19a39513-20cc-49d1-a75c-e30ce0314142.filesusr.com/ugd/f99735_f89a073ec68e44e791e105b640b83889.pdf?index=trueIn PDF document text
- https://01c19f78-c7d0-441a-b56a-8672493f87de.filesusr.com/ugd/9d66c7_37afa765f60b45688e608fef8676841e.pdf?index=trueIn PDF document text
- https://73856814-13bb-4d44-aeaf-752cce6ba6bd.filesusr.com/ugd/a0d21a_6056457d8ab44565a26cec890483ef39.pdf?index=trueIn PDF document text
- https://c370dac7-4848-4fa0-a6df-94361299e8ba.filesusr.com/ugd/fa6303_1fbf9910f9fb4f31aba54021ffff23b2.pdf?index=trueIn PDF document text
- https://5c817321-7c0c-448b-959d-deb1da9fd788.filesusr.com/ugd/19103d_aceccb5752904445bd87b675906b304c.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/negonanopix/best_enzymatic_cleaner_for_pet_urine.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_off0000f8b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8B7 | 5312 bytes |
SHA-256: 5605f96b3d9039867d23ced4a3b4f47731d124a13791d85eaf3aa9f7a18a3b3c |
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font_01_sfnt_off00010ae3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AE3 | 9408 bytes |
SHA-256: e44ccd0b9e5250c54f829583945a1066c473e93f775564f9b993e2f408c1a7b5 |
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