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 0.9998
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://maypoin.ru/award?keyword=princeton+review+mcat+biology+pdf PDF link annotation
- https://dumisoxi.weebly.com/uploads/1/3/4/6/134625223/xedidawisuz_miwaguralure.pdfIn PDF document text
- https://cdn.sqhk.co/xibetevoxaj/jmLdih4/speedometer_repair_san_diego_ca.pdfIn PDF document text
- http://rumafelaneli.mygamesonline.org/6157380014.pdfIn PDF document text
- https://faxitovi.weebly.com/uploads/1/3/4/3/134379512/zowumaw.pdfIn PDF document text
- https://cdn.sqhk.co/pusobatosip/haLia9p/85757854364.pdfIn PDF document text
- https://cdn.sqhk.co/wufotubi/Richehe/football_live_stream_3_bundesliga.pdfIn PDF document text
- https://tudanane.weebly.com/uploads/1/3/4/5/134596872/3c74e8.pdfIn PDF document text
- https://cdn.sqhk.co/baluwofuk/Ljbgcrf/fudojotixizikifakubowoba.pdfIn PDF document text
- http://gagivukamuw.getenjoyment.net/xemojogivebisig.pdfIn PDF document text
- https://cdn.sqhk.co/jekidase/njijyt3/talking_panda_run_apk.pdfIn PDF document text
- https://bujivopipagafo.weebly.com/uploads/1/3/5/3/135321681/1335094.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/25a03b87-c226-41cd-a846-bee2d224b0ab/lipozoxe.pdfIn PDF document text
- https://cf268418-7549-4780-9cff-e39e61b5276c.filesusr.com/ugd/0b1cf2_5efaa5aa11304a45b11790f68b2906ef.pdf?index=trueIn PDF document text
- https://044e8d80-c429-4a1f-820d-9b443c65b389.filesusr.com/ugd/53c654_fe3d3e18f0824e62b50537688ada64bc.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/67ae11f7-a95f-46ee-9a6f-aa1cb6ed45ec/como_hacer_una_ficha_bibliografica_para_un_libro.pdfIn PDF document text
- https://d52369c8-37f2-40d9-9d5f-d682b3b4a2e4.filesusr.com/ugd/6d5a7b_073be015360c4213b1d8ac8eb8ea56e2.pdf?index=trueIn PDF document text
- https://6b2f37ea-3696-4b87-858b-663c379f6f6f.filesusr.com/ugd/16879a_32ea37c28b2048428ecbefa42161a1d6.pdf?index=trueIn PDF document text
- https://7133fc40-0b9c-4701-b953-e7fafc934b44.filesusr.com/ugd/70a38d_59dfda545cc74d92a3ad890fb6984f54.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/24b9b6f4-2f35-4eb8-8158-e341e6ddf136/gulorepogub.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_off0000d2c8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD2C8 | 5692 bytes |
SHA-256: 88c40169e97e37e454a3af6b0718bfc042c091fd3da6e7fd38718a831fa6acc9 |
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font_01_sfnt_off0000e628.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE628 | 10616 bytes |
SHA-256: b2946f0742fa25e1f1592bebd89c71745a4dff1e8f40e785a5e0e4a1900298ba |
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