MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
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://seumenha.ru/strik?utm_term=months+of+the+year+tracing+worksheets+pdf PDF link annotation
- http://misiliv.66ghz.com/jafozedigegu.pdfIn PDF document text
- https://tarezusubem.weebly.com/uploads/1/3/5/3/135386237/4976121.pdfIn PDF document text
- https://cdn.sqhk.co/lajawawinu/SiijcRn/xajerekiwajaveru.pdfIn PDF document text
- http://wadopipojadali.iblogger.org/adavilo_anna_movie_songs.pdfIn PDF document text
- http://dimopun.mywebcommunity.org/acca_f1_kaplan_exam_kit.pdfIn PDF document text
- https://dixapixukezawe.weebly.com/uploads/1/3/5/3/135388261/735114.pdfIn PDF document text
- https://vumopofusub.weebly.com/uploads/1/3/0/8/130874587/7237526.pdfIn PDF document text
- https://cdn.sqhk.co/kigimole/eRpP4mr/losiditebemekukafisik.pdfIn PDF document text
- http://nedavupagisezim.mygamesonline.org/17516485715.pdfIn PDF document text
- https://zukevijidogokil.weebly.com/uploads/1/3/0/7/130738647/7421230.pdfIn PDF document text
- https://lekibuwowobaveg.weebly.com/uploads/1/3/5/2/135295955/6610320e6.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fajenadiwizowo.atwebpages.com/1422072843.pdfIn PDF document text
- https://db38eef3-7d65-43a4-badd-ba39ed7d9417.filesusr.com/ugd/bd2483_83721f046fd34c77bd2fedcb59854720.pdf?index=trueIn PDF document text
- http://risozipenolifiz.rf.gd/959375526.pdfIn PDF document text
- https://e012ec00-e8e8-475f-a96b-80cab2ad705b.filesusr.com/ugd/3f1139_934d5b5ef623400da62565629050f946.pdf?index=trueIn PDF document text
- https://1a6defe7-92a0-4357-8a70-d3bce85d30c9.filesusr.com/ugd/385065_99af0a1da6ff4000b4f51d67a7fba951.pdf?index=trueIn PDF document text
- https://443275ec-395d-4f86-84c9-2ed7a250e117.filesusr.com/ugd/7d471d_e0d8180908704dccab1ac736fdc0e48d.pdf?index=trueIn PDF document text
- https://3df016ad-b40f-424f-9918-b96c60f46212.filesusr.com/ugd/387bfe_4057e7530fad455396240797faa918a9.pdf?index=trueIn PDF document text
- https://599b09cd-7b6a-4758-94a3-08a08d316165.filesusr.com/ugd/628a76_b50c5396b11b485c90cec5cc1b5c9b39.pdf?index=trueIn PDF document text
- https://f9a132f0-acc9-4761-b7d8-38025aedd849.filesusr.com/ugd/5c71d6_08fda86e39904ae686e36e8f8f7d4ef0.pdf?index=trueIn PDF document text
- https://7162f0c1-3bb2-4775-9ad2-1e34613fb889.filesusr.com/ugd/595093_67618670998a4d4dbcf9031a88b93b8e.pdf?index=trueIn PDF document text
- https://3dbd840c-7861-42b4-b064-af52d1d2f4eb.filesusr.com/ugd/86319b_f7af73917f484996881ffe92c1b371ba.pdf?index=trueIn PDF document text
- http://diwadakerinepix.myartsonline.com/1517788542.pdfIn PDF document text
- https://8dfd47f4-e591-4377-92a3-bdbf91d41e5a.filesusr.com/ugd/a58b01_8caa9702be1d43ddbf3526f637ffb4ba.pdf?index=trueIn 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_off0000df4a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF4A | 5648 bytes |
SHA-256: dbd4957c25cb4bee8ddeaeaa04e01fb4b1371868db0ab149848f68dd6eafeeb6 |
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font_01_sfnt_off0000f2a5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2A5 | 11160 bytes |
SHA-256: 0281c169d802f3a72460f4fc347e7590b6e5a827aa41a29a9512ea1d854e0c07 |
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