MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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://maypoin.ru/award?keyword=infecciones+por+enterobacterias+pdf PDF link annotation
- https://cdn-cms.f-static.net/uploads/4451940/normal_6035fb596c95f.pdfIn PDF document text
- http://jutidewolojura.mypressonline.com/99759786778.pdfIn PDF document text
- http://libuwapuvewipev.mywebcommunity.org/20156632029.pdfIn PDF document text
- http://radanukodufam.22web.org/xuwepazejedaruxepikapugi.pdfIn PDF document text
- http://benaletuzulug.sportsontheweb.net/limirofafumanegifomodala.pdfIn PDF document text
- http://towufugejudet.iblogger.org/paradise_lost_as_a_classical_epic.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4488346/normal_603323008423f.pdfIn PDF document text
- http://nanonewe.scienceontheweb.net/naroxetowapewifigafivowu.pdfIn PDF document text
- http://loxiturizule.sportsontheweb.net/sanitary_inspector_book_in_gujarati.pdfIn PDF document text
- http://rajeziriga.scienceontheweb.net/bovubuvanevu.pdfIn PDF document text
- http://wixujikubipom.mygamesonline.org/tinakimelevolurokipasusax.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4383327/normal_60029b2dd2b1c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4446390/normal_602e807d53822.pdfIn PDF document text
- http://vowujebotoza.mywebcommunity.org/leferedixenunemodajuk.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4426810/normal_5fd160df87557.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://vivusefodubelep.epizy.com/biometria_hematica_valores.pdfIn PDF document text
- http://novoboninixeme.epizy.com/mapa_playas_cantabria.pdfIn PDF document text
- https://s3.amazonaws.com/tikoweravisixu/parasitic_zoonotic_diseases.pdfIn PDF document text
- https://80b2a579-f9ed-4aa0-b91a-ac3c8973c086.filesusr.com/ugd/353d00_c1d56246150d4c658c744b7b28578e04.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/wujodibu/block_ads_google_chrome_android.pdfIn PDF document text
- https://cb8582fb-ab29-4f13-bfd4-623ca244ab52.filesusr.com/ugd/d61b30_b7e3ba0c68924d4eb892f101f6857184.pdf?index=trueIn PDF document text
- https://02bc4616-4eae-4b38-b2c9-0e654f754ee0.filesusr.com/ugd/069df5_2cbdf3a7777742bfbdf7cce60691cc1d.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/solonebosop/fawejazokixibopoguxoror.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_off00013388.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13388 | 5196 bytes |
SHA-256: 2b03c56f2b39bbcbf6dfaeee96155b0ab5569d5dfc6f66540211e5f3ddae3080 |
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font_01_sfnt_off00014540.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14540 | 12108 bytes |
SHA-256: 7660835bf0fc2619e9075a77143310a0402e6fcd2153655f3ada54b0977f1179 |
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