MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded URLs, with one specifically pointing to a suspicious domain 'baarspo.ru' that is flagged as external. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates the PDF is designed as a link farm on disposable hosting, suggesting a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly indicate maliciousness, likely related to phishing or a trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
Heuristics 5
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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 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://baarspo.ru/strik?utm_term=how+many+dummies+books+are+there PDF link annotation
- http://hellesypakk.online/60354887677xjmk4.pdfIn PDF document text
- https://cdn.sqhk.co/tagodepa/Rjb1hcO/bow_nh_land_for_sale.pdfIn PDF document text
- https://cdn.sqhk.co/gasupewu/jfmKjfC/zeresonapozuxuxexanet.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4453142/normal_5fe4bf2c794c4.pdfIn PDF document text
- https://cdn.sqhk.co/libudezetuv/ojdogdj/58188856399.pdfIn PDF document text
- http://vinorama.fun/math_array_worksheets_for_2nd_gradeo1849.pdfIn PDF document text
- http://wide-take.top/which_piano_is_best_for_beginnersi5o1y.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4484356/normal_5ff427001c9a4.pdfIn PDF document text
- http://edarudost.online/95719154128v2dsu.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4378619/normal_6033c25f8e6bb.pdfIn PDF document text
- https://cdn.sqhk.co/tororukiwuri/CieGehg/emergency_alarms_for_elderly.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://s3.amazonaws.com/kovezodepugov/dharmacon_crispr_guide.pdfIn PDF document text
- https://488c2ff9-9ff4-499e-8f11-525115e20b22.filesusr.com/ugd/8aba0c_2ba172b07d6a484e82e5e1568cfa7719.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/vekodupiwarobi/bawokopakagafixuw.pdfIn PDF document text
- https://2a4065d7-883d-43e8-a524-7ce9aa4b4e88.filesusr.com/ugd/ccb1c6_9e5de620184f49e4b012d7293c455b10.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/fovezewi/kixijemob.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9f40e428-a735-42f2-9f39-411315f4e037/jujekijofakevax.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/030de763-25cb-45b2-bbdb-10c573267650/clasificacion_de_funciones_calculo_diferencial_ejemplos.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b89f2a32-f127-48eb-aeba-08d9c36c0064/72997490708.pdfIn PDF document text
- https://ca6b24e6-01cd-4368-a310-1df05077a315.filesusr.com/ugd/11b39a_8659f722fcca44e59b8aca2aa3591700.pdf?index=trueIn PDF document text
- https://41fe7446-7195-45c8-906d-de5e784989f9.filesusr.com/ugd/e02969_65c981f5e4d542bc84bc92b013d2a98b.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/ae8d0b5e-532e-4de0-8d8d-02257af4a0df/define_capital_budgeting._what_is_capital_budgeting_techniques.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9a003d2e-bae7-488e-9b63-23c8b8ba14cd/titulevokumofizapaw.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_off0000f4bb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4BB | 5272 bytes |
SHA-256: 357228cfc667d7b17d761cd611edc2c8e1df8b2d2994da91b486ae8de06356f2 |
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font_01_sfnt_off0001067d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1067D | 11404 bytes |
SHA-256: 6a563efb886bcea2ca5d21a5b278e1719d2cba0c4a9a42f805eca4bc8a07b558 |
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font_02_sfnt_off00012da3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12DA3 | 4324 bytes |
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
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