MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The sample is identified as malicious by multiple heuristics and an ML classifier, specifically flagging it as a PDF phishing trojan. It contains a large number of external links, many pointing to disposable hosting, indicating a link farm designed to redirect users. One of the primary URLs extracted is https://pelibifir.ru/wix?keyword=apush+period+3+quizlet, which is likely part of a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
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://pelibifir.ru/wix?keyword=apush+period+3+quizlet PDF link annotation
- https://litukepulaj.weebly.com/uploads/1/3/4/8/134863372/fe6709eb99a3049.pdfIn PDF document text
- https://zavodazokexa.weebly.com/uploads/1/3/4/6/134632977/tajolokolozebupoj.pdfIn PDF document text
- https://vususutuf.weebly.com/uploads/1/3/4/6/134634118/zilikevitul-noxorivamuzavu.pdfIn PDF document text
- https://rofofomigedug.weebly.com/uploads/1/3/4/4/134486696/683354.pdfIn PDF document text
- http://wulutano.mywebcommunity.org/why_isnt_my_washer_spinning_and_draining.pdfIn PDF document text
- http://fakixigulidol.mywebcommunity.org/vintage_dressmaker_sewing_machine_parts.pdfIn PDF document text
- https://murexaxinafol.weebly.com/uploads/1/3/4/4/134456221/finepi.pdfIn PDF document text
- https://wimopoxidiki.weebly.com/uploads/1/3/5/3/135313965/43e9da174fdb.pdfIn PDF document text
- http://tibagisuminove.sportsontheweb.net/wibejimudinanapelunizut.pdfIn PDF document text
- https://redikuvemezu.weebly.com/uploads/1/3/4/8/134872152/532898.pdfIn PDF document text
- http://pufivuziviv.mypressonline.com/will_there_be_a_sequel_to_fallen.pdfIn PDF document text
- http://nakekizedexu.getenjoyment.net/sebugimatuzefekafemit.pdfIn PDF document text
- https://xovokemopozok.weebly.com/uploads/1/3/4/5/134579322/vaxir.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/c37ae393-145a-4265-8c7f-27b5fbe9eb7c/pasolilujoxigepeziputi.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e0d5c74c-dfb5-459a-888d-66ef1e8af056/what_are_the_3_elements_of_deterrence.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fd3246fa-81ef-463f-abd3-ac0d4651019b/are_capital_leases_an_intangible_asset.pdfIn PDF document text
- http://kufekisawisewo.onlinewebshop.net/potaje.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/de95c567-fa25-4536-ba7c-2b2252d4f101/kubapirokobebojoluleko.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1b5f4a7d-153a-4498-9578-e6a4cf30bdcf/nijafumigopumixub.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ac6b56bb-9620-4bc6-9028-798527cfe748/62995171110.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/876a3f08-34f5-41fe-99b3-e777a2f76f72/votuj.pdfIn PDF document text
- http://kimoviranonaf.onlinewebshop.net/navaxuregabo.pdfIn PDF document text
- http://sazasewugekupej.onlinewebshop.net/how_to_play_the_game_of_life_junior.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/55b95f09-53c8-4942-8672-d77bb71d86c9/dotuludomoma.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_off0000d315.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD315 | 5164 bytes |
SHA-256: d1dabafd5621ba3bed7985740d4aa0c84a62d4426c518b7429a249e8a547c2a7 |
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font_01_sfnt_off0000e4ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4AC | 10412 bytes |
SHA-256: 3423e9e77d7db45f328ff88c66b51c9a6d16d0b569859c0a663941ccdda0f9a5 |
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