MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains a large number of external links, many of which point to disposable hosting, indicating a link farm designed to direct users to potentially malicious content. The primary malicious URL identified is 'https://pelibifir.ru/aws?utm_term=4+pics+1+word+level+269+answer+7+letters', which is likely used for phishing or malware distribution. The ML classifier and ClamAV detection strongly support the malicious nature of this file.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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/aws?utm_term=4+pics+1+word+level+269+answer+7+letters PDF link annotation
- https://fojomifurinu.weebly.com/uploads/1/3/1/3/131378835/danemedozijo_rumuwajo_fowiwi.pdfIn PDF document text
- https://zusifupovososix.weebly.com/uploads/1/3/2/6/132680896/63faec1d.pdfIn PDF document text
- http://wuroguredogir.getenjoyment.net/wind_in_the_willows_song_lyrics_friends_together.pdfIn PDF document text
- https://jodisugej.weebly.com/uploads/1/3/4/7/134732418/ridixoveratow.pdfIn PDF document text
- https://belukuxar.weebly.com/uploads/1/3/5/3/135312366/6ed3beb0cac1.pdfIn PDF document text
- https://xexiwimelogodit.weebly.com/uploads/1/3/4/5/134593193/gevaxemusulelipit.pdfIn PDF document text
- https://pobivizitonep.weebly.com/uploads/1/3/2/8/132815986/bozunovi-zezoro-raramip.pdfIn PDF document text
- https://gofupadosu.weebly.com/uploads/1/3/4/8/134853885/2c35add.pdfIn PDF document text
- http://buwovavozu.getenjoyment.net/currently_no_logon_servers_available_to_service_the_logon_request_fix.pdfIn PDF document text
- https://wezenazuzive.weebly.com/uploads/1/3/4/7/134764498/625600e1c.pdfIn PDF document text
- http://xixofafil.medianewsonline.com/how_to_do_a_speech_outline.pdfIn PDF document text
- https://mimitokiwunas.weebly.com/uploads/1/3/4/0/134012498/8080295.pdfIn PDF document text
- https://funogumoduwe.weebly.com/uploads/1/3/4/3/134309977/kurikosinaxu.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/xutomoxu/erythropoiesis_stimulating_agents_guidelines.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8b16269f-5564-4a50-8011-fc397b995c60/what_fictional_character_am_i_thinking_of.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/27f34fc2-9070-4f13-9cd0-568d16b5d36d/que_es_bast_el_nombre_del_viento.pdfIn PDF document text
- https://53f03ce6-db0b-4f41-9bfc-6956ba41e1f4.filesusr.com/ugd/727e0f_ac191b7f55c0473cb52bb53e79083692.pdf?index=trueIn PDF document text
- https://c788b29d-df2d-4d46-9946-349e8cce89b7.filesusr.com/ugd/a9e086_2e58d62481ec4f139209609c67a4c177.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/7ed06079-0298-4736-b90e-c77a60ea6986/tuwizefuzefoto.pdfIn PDF document text
- https://d7179dab-c972-4501-9f4a-16044ca71e84.filesusr.com/ugd/434f74_d73713d2e0004b2996f112afa0b3480c.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/lulelepese/data_analytics_for_beginners_amazon_using.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_off0000c58f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC58F | 5788 bytes |
SHA-256: 6fc315bc72436ca6e70c41f38636d9e24a0b91fa51745ba86a24b8e3b62647df |
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font_01_sfnt_off0000d970.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD970 | 10392 bytes |
SHA-256: e3db27540e435b2087498eb049b9f279cbc7c97db729b185db8b2f5e01d21ad7 |
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