MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains a large number of external links, many pointing to disposable hosting services, suggesting a link farm or SEO spam operation. The primary URL, 'https://bologen.ru/strik?utm_term=how+to+become+a+pet+nutritionist', is presented as a lure for information about pet nutrition. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or distributing unwanted content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://bologen.ru/strik?utm_term=how+to+become+a+pet+nutritionist PDF link annotation
- https://viriparerari.weebly.com/uploads/1/3/5/9/135978168/4376282.pdfIn PDF document text
- https://japugaze.weebly.com/uploads/1/3/5/2/135295186/jubolulusimazu_mavukagolu.pdfIn PDF document text
- https://togezajotutev.weebly.com/uploads/1/3/0/8/130874352/jutudomupogurozun.pdfIn PDF document text
- https://dibekojiworibo.weebly.com/uploads/1/3/1/6/131637919/xovejalamoxo.pdfIn PDF document text
- https://cdn.sqhk.co/xipugonor/0sigbhc/wejedusim.pdfIn PDF document text
- https://dofafurubes.weebly.com/uploads/1/3/4/7/134762343/b2927d7a27315.pdfIn PDF document text
- https://cdn.sqhk.co/jonimaze/iThdTgd/the_sims_freeplay_hack_tool_free_download.pdfIn PDF document text
- https://cdn.sqhk.co/jixuvepabu/Hgdhfgd/79440284233.pdfIn PDF document text
- https://wosuletoxo.weebly.com/uploads/1/3/0/7/130739711/panomibabaxadik.pdfIn PDF document text
- https://cdn.sqhk.co/mukibusu/cSgi3ij/xedisexoxofuzekajifunejov.pdfIn PDF document text
- https://latuxuxapeja.weebly.com/uploads/1/3/0/7/130739017/tiduladi_navase.pdfIn PDF document text
- https://cdn.sqhk.co/pubusudes/icjgjhL/42750013608.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://f37c3615-20b0-4e70-b1e7-2acf34113780.filesusr.com/ugd/1e533a_deca27f69eaa49daafbf2bf90aeca02b.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/59bfbd5e-3ab6-48e1-a669-73a6d31cda80/math_workbook_grade_1_free_download.pdfIn PDF document text
- http://wikizunawun.rf.gd/ejemplo_diagnostico_organizacional.pdfIn PDF document text
- https://3d7c42e8-cad9-4196-8f3c-0f210fd97588.filesusr.com/ugd/1b7c00_a58a2c0b6f164e12b51319b66a488b39.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/3bb6ee38-9368-43ac-9ef4-836bce1a13f0/how_to_manage_disruptive_behavior.pdfIn PDF document text
- http://godubaxedija.rf.gd/baker_s_crust_menu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b76062c4-8135-4f4e-9b40-4ad943de5640/96591947438.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c5a3698b-02a8-4081-970d-b812f0514d7b/tofazefixamag.pdfIn PDF document text
- http://jarawujutuva.epizy.com/39498621507.pdfIn PDF document text
- http://fuzazoxavuvuw.rf.gd/how_to_measure_wheel_size_for_bike_computer.pdfIn PDF document text
- https://89511c73-251b-4bee-a1a5-5f4bd4863124.filesusr.com/ugd/f24cb8_f5b948757a49465183e0b11a33d1412a.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/7ec45fc3-ad6e-4133-bd3f-0f29af7da42d/romekuxobavaxar.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_off0000ef7d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF7D | 5240 bytes |
SHA-256: 53c24f137fcb60344214577d5f4c1c2a5398ed4ff8d9a694a908f3732356bbe7 |
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font_01_sfnt_off00010140.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10140 | 10752 bytes |
SHA-256: d3c5f9e3681ef7ff9f9670e82007eacf1e91b2cd64df69ba03c90649618c854f |
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