MALICIOUS
186
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. It functions as a link farm, containing numerous external URLs, with a primary suspicious URL being https://pelibifir.ru/award?keyword=html+tags+w3schools+pdf. The document's structure and embedded links suggest it is designed to redirect users to potentially harmful content, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
Heuristics 6
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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 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/award?keyword=html+tags+w3schools+pdf PDF link annotation
- https://cdn.sqhk.co/sutazojawote/jggdici/19793066790.pdfIn PDF document text
- https://jezulusawuse.weebly.com/uploads/1/3/4/0/134000263/5f3c531.pdfIn PDF document text
- https://pusavipesuxa.weebly.com/uploads/1/3/1/4/131406286/64d8d3.pdfIn PDF document text
- https://cdn.sqhk.co/dovawowo/haibcI1/burnout_drift_seaport_max_hacked.pdfIn PDF document text
- https://cdn.sqhk.co/woleparos/jbGifgd/get_more_followers_and_likes_on_instagram_free.pdfIn PDF document text
- https://gugeropufil.weebly.com/uploads/1/3/0/8/130874104/5cd5c.pdfIn PDF document text
- https://tigoxugijiwubaz.weebly.com/uploads/1/3/4/3/134315710/gixotifoxamipefufe.pdfIn PDF document text
- https://vasaradafivoza.weebly.com/uploads/1/3/6/0/136048391/6b79fccccc0.pdfIn PDF document text
- https://mulokigapasol.weebly.com/uploads/1/3/1/0/131070847/2320791.pdfIn PDF document text
- https://bewogataxatux.weebly.com/uploads/1/3/2/6/132695278/navezax_mafimatalij.pdfIn PDF document text
- https://vejamepune.weebly.com/uploads/1/3/0/7/130776484/5988991.pdfIn PDF document text
- https://junobinedutuki.weebly.com/uploads/1/3/2/7/132712306/4621987.pdfIn PDF document text
- https://cdn.sqhk.co/nikajovefer/hhdjhgc/emergency_room_cost_estimator.pdfIn PDF document text
- https://jabizujosewej.weebly.com/uploads/1/3/4/5/134584717/59d8311537693e0.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cfecb619-c0f5-418d-ae9d-b1147643389f.filesusr.com/ugd/4cd51e_56434f28b83d459698a8c3826400194b.pdf?index=trueIn PDF document text
- http://kozusabupo.epizy.com/72280874603.pdfIn PDF document text
- https://7f03322d-63d6-449b-a8c2-a80beffeb2b6.filesusr.com/ugd/2994dd_0da094ec8cce4c7e9891e29b2027643d.pdf?index=trueIn PDF document text
- http://juzijoxun.epizy.com/xumelijeda.pdfIn PDF document text
- https://58eafb2e-ea74-4523-a1b2-d2e0fe9bfe54.filesusr.com/ugd/466fa0_ed5f131b51c848ab93479890d2167676.pdf?index=trueIn PDF document text
- https://d04c2b29-3777-4fe6-aaa9-ab96f87c3324.filesusr.com/ugd/43eb95_b608d3ef44b94103a53b34b4c2261b93.pdf?index=trueIn PDF document text
- https://44dd6259-7513-41c7-b2f1-b2b1fc385d2e.filesusr.com/ugd/63022f_3a1d6b369b39456192bb5c1909436180.pdf?index=trueIn PDF document text
- http://vakisetituli.rf.gd/chol_gori_album_song.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e890.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE890 | 5204 bytes |
SHA-256: a4e37248d74845c798a832100ff0e2e5e3e90593a4eb0f043b16d0b749e6708e |
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font_01_sfnt_off0000fa52.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA52 | 11268 bytes |
SHA-256: da181fcd7acd9a9274337dffc607b6a30f0f65b3dd32f80572f7870c8ac0c49d |
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font_02_sfnt_off000120a1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x120A1 | 4324 bytes |
SHA-256: cd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34 |
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