MALICIOUS
256
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
T1059.007 JavaScript
This PDF file contains numerous external links, many of which point to a link farm designed for SEO manipulation. The primary lure impersonates Microsoft and directs users to a credential phishing page via a redirector. The ClamAV detection and ML classifier strongly indicate malicious intent, specifically for phishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 7
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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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Brand-impersonation credential phishing lure critical SE_BRAND_CREDENTIAL_PHISHDocument impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: action link to abused redirector https://sibomimotilelib.weebly.com/uploads/1/3/4/2/134235458/0ed7dd8408539.pdf.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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/wix?keyword=hacked+games+google+sites PDF link annotation
- https://sibomimotilelib.weebly.com/uploads/1/3/4/2/134235458/0ed7dd8408539.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4420760/normal_5fcb04f104a16.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4387408/normal_5fc9ebdd31c34.pdfIn PDF document text
- https://kukurako.weebly.com/uploads/1/3/5/3/135321284/popemepikatoraj_sejinepuzis.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4465024/normal_601f8f8b8fb04.pdfIn PDF document text
- https://pogefaduvo.weebly.com/uploads/1/3/5/3/135391099/fuditava.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4480412/normal_602721fea8d07.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4421627/normal_5fef450e3f551.pdfIn PDF document text
- https://fefugenaxidoseb.weebly.com/uploads/1/3/1/3/131380158/pibijesebademu.pdfIn PDF document text
- https://xekuvezenigut.weebly.com/uploads/1/3/5/3/135346982/9851846.pdfIn PDF document text
- https://satepiwe.weebly.com/uploads/1/3/5/3/135350267/pidapaxeluregosimep.pdfIn PDF document text
- https://peziwotikiju.weebly.com/uploads/1/3/4/6/134602895/1815306.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4475875/normal_60026efdde85d.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4481699/normal_5fe93749f0fa0.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4407302/normal_5fd0e4df2819e.pdfIn PDF document text
- https://pojikajuruwasi.weebly.com/uploads/1/3/2/6/132695468/korajofobor.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4417226/normal_5fe237e3ad88c.pdfIn PDF document text
- https://tidixusega.weebly.com/uploads/1/3/1/3/131380021/7655463.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4465559/normal_5fd5f3ade8dd5.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4502268/normal_6006577a995aa.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4408721/normal_5fddc448a5e2d.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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_off0000dc8b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC8B | 5188 bytes |
SHA-256: 4a7b693b12846ec688294c8a193d8ef4c9d9e8df146d5f9679f542d74196b3c5 |
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font_01_sfnt_off0000ee22.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE22 | 10032 bytes |
SHA-256: 0955e193872e7df3c9f1e408341640ff0fe10f22dabc501370fe5dfc40599f88 |
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