MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs, with one specifically pointing to 'pelibifir.ru/award', suggesting a phishing or malware distribution lure. The presence of external URIs and the 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic further support the conclusion that this document is part of a campaign to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9989
Heuristics 5
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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 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://pelibifir.ru/award?keyword=data+analysis+of+qualitative+research+pdf PDF link annotation
- https://cdn-cms.f-static.net/uploads/4457563/normal_603ef8159cd83.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4473971/normal_604fba77a7bb7.pdfIn PDF document text
- http://sekasululaba.iblogger.org/kegisu.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4473035/normal_5feb0fe9a67d2.pdfIn PDF document text
- http://zoxodur.sportsontheweb.net/temperament_and_character_inventory_tci.pdfIn PDF document text
- http://mevukavotidu.getenjoyment.net/gmp_regulations.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369334/normal_5fd7a7de487b7.pdfIn PDF document text
- http://lowusonuraku.mygamesonline.org/histoire_du_royaume_betsileo.pdfIn PDF document text
- http://dadefuxafovub.22web.org/guidelines_meaning_in_tamil_language.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4384050/normal_601de5cb7109d.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://636e06b3-920c-4898-b827-ef778bbbc101.filesusr.com/ugd/40512e_e76a5b6698cd487f9607c23f2433c62d.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/3ce3a5f5-1191-401b-b8b1-70a6b2e88aec/50875988063.pdfIn PDF document text
- http://simifibu.epizy.com/python_remote_start_reviews.pdfIn PDF document text
- http://vejegaba.atwebpages.com/folokid.pdfIn PDF document text
- https://7a3463bf-3117-47cc-940f-ad9d50d05675.filesusr.com/ugd/9f2514_f04d72bbc08440b3acf6c038a1e36a30.pdf?index=trueIn PDF document text
- http://dusalotiwuje.rf.gd/annabelle_creation_movie_free_in_tamil.pdfIn PDF document text
- https://5d3a357a-25b2-4459-9cd8-210b235f7b36.filesusr.com/ugd/45e30f_b6defde59a0241679478338dff2b2d87.pdf?index=trueIn PDF document text
- http://tobisijukufoki.epizy.com/avaya_18d_call_forwarding.pdfIn PDF document text
- https://eeeff038-21f9-42a6-bde0-cd945221d618.filesusr.com/ugd/9dc459_ea9d736872074fce8a87bef94c4e5cc8.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/57805801-20ad-43ba-b43b-5b1c45d9d4b1/69844848284.pdfIn PDF document text
- http://vesedakowata.onlinewebshop.net/us_history_quiz_13.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2d15cce9-6b2f-4747-8581-ba55fc00af23/what_is_the_point_of_a_security_guard_creed.pdfIn PDF document text
- http://puwagof.rf.gd/70278459897.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000108eb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108EB | 5532 bytes |
SHA-256: 9f6f671c6035fbd1aac3ba35dc8ca220f499bbbc8ddc2783d9bb7d48e8454eef |
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font_01_sfnt_off00011bc9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11BC9 | 10960 bytes |
SHA-256: b3feb3bdc3dc1d627a3e2a3708630fd98cbc5163dce1c86c2383cf0d7a89f944 |
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font_02_sfnt_off00014115.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14115 | 16036 bytes |
SHA-256: 9559dd1bd908241551916101fda3d445a26f5c4b506a1423f23393456f9d5940 |
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