MALICIOUS
244
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file contains a large number of embedded links, many of which point to disposable hosting services and redirectors, indicating a link farm designed to distribute malicious content. The primary URL identified, 'https://crophysi.ru/strik?utm_term=best+python+course+for+data+analysis', suggests a lure related to educational content to entice users to click. The ML classifier and ClamAV detection strongly support its malicious nature, likely as a phishing or scam document.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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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://crophysi.ru/strik?utm_term=best+python+course+for+data+analysis In PDF document text
- https://pufoxedoj.weebly.com/uploads/1/3/4/4/134438994/8431342.pdfIn PDF document text
- https://rapelolizoxofi.weebly.com/uploads/1/3/1/3/131381924/tibamejigufiseweleg.pdfIn PDF document text
- http://itravelimpressions.com/dvla_personalised_number_plate_retention_formctnj5.pdfIn PDF document text
- https://zeburunonuf.weebly.com/uploads/1/3/4/4/134458398/9619202.pdfIn PDF document text
- http://tacfitproducts.com/6699753489578gn1.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4384318/normal_6026d4be5076d.pdfIn PDF document text
- http://pitupunum.iblogger.org/wafaxas.pdfIn PDF document text
- http://namedaun.fun/41007683566jswq5.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4370273/normal_604a4a8186f9a.pdfIn PDF document text
- https://kusavavatixe.weebly.com/uploads/1/3/4/8/134878613/lazonuzorewoburepat.pdfIn PDF document text
- https://kororopimebopam.weebly.com/uploads/1/3/4/6/134645688/kolugesadag.pdfIn PDF document text
- https://buranujepexu.weebly.com/uploads/1/3/4/3/134339299/ralowinuxosaxep.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4466165/normal_5fcef9876a4f4.pdfIn PDF document text
- https://rajajedoweji.weebly.com/uploads/1/3/4/3/134310645/zakovepudad_fukex_sodejokaluz.pdfIn PDF document text
- https://mavekajokirusap.weebly.com/uploads/1/3/1/4/131437454/1846169.pdfIn PDF document text
- http://kuxuvajivor.iblogger.org/avatar_last_airbender_game.pdfIn PDF document text
- http://misozosiviros.22web.org/zunigokefisapofulejanop.pdfIn PDF document text
- http://helplnstagramcontact5087423.com/76158862635vswrw.pdfIn PDF document text
- https://duzetokip.weebly.com/uploads/1/3/4/4/134404829/2437e66.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://uploads.strikinglycdn.com/files/29377b5d-54c4-4a41-8772-d3c0902d8af6/gisixidupezufapugafeporag.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7a7d4135-b9c2-493b-8d4e-307dc3dc9076/how_to_insert_picture_on_picture_in_photoshop.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/43ff15d7-7ca9-469f-a5e8-c5212d3a6247/9363597590.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fc5cb37c-9a6f-445b-9d00-2358772eb189/fluke_435_series_ii_power_quality_and_energy_analyzer_price.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a3ceb8ef-e218-4bff-b874-4b7a09fbe805/what_are_some_examples_of_skills_to_put_on_a_resume.pdfIn PDF document text
- http://fidusolufunenu.rf.gd/avast_2015_offline_setup_free.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_off00010778.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10778 | 5276 bytes |
SHA-256: 70ea4b82419088e733149684418514d5e77ce3a9bc672808f2f0de565b4ea7b0 |
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font_01_sfnt_off00011960.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11960 | 10968 bytes |
SHA-256: d100f359c122015eff074ce91994da93de4e14acf909db83760021cc14cab0bc |
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font_02_sfnt_off00013e74.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13E74 | 4324 bytes |
SHA-256: 9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
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