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 0.9990
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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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://midufefew.ru/wix?keyword=2016+ap+biology+free+response+answers+question+2 PDF link annotation
- https://pazisurezufil.weebly.com/uploads/1/3/4/5/134594691/gunuzedigedilo_tupolujodolum.pdfIn PDF document text
- http://g2am2e.xyz/what_are_the_approaches_to_curriculum_evaluationgp3fd.pdfIn PDF document text
- https://roribevewo.weebly.com/uploads/1/3/4/5/134502196/kavepulopadoguw-laxojebepobe-podanakupizimi.pdfIn PDF document text
- https://penugevofubelig.weebly.com/uploads/1/3/1/1/131164238/1980160.pdfIn PDF document text
- http://mebelrostov.ru/98933068826ddnfy.pdfIn PDF document text
- https://vejikawotepux.weebly.com/uploads/1/3/4/8/134887167/xosopufoxufujeno.pdfIn PDF document text
- https://cdn.sqhk.co/jufenakajo/MgidU8Q/english_to_bangla_vocabulary_apk.pdfIn PDF document text
- https://zelerajolames.weebly.com/uploads/1/3/0/7/130776056/9673049.pdfIn PDF document text
- https://cdn.sqhk.co/bezakebijuk/Wjbmjjd/color_block_puzzle.pdfIn PDF document text
- https://perikoweb.weebly.com/uploads/1/3/5/2/135297066/852c953.pdfIn PDF document text
- https://cdn.sqhk.co/zaliroded/alcP6E3/61236552686.pdfIn PDF document text
- https://lexojonogi.weebly.com/uploads/1/3/4/3/134315697/7f009e541.pdfIn PDF document text
- http://heleogose.online/50674858127htxw3.pdfIn PDF document text
- https://cdn.sqhk.co/zifeduwa/jbStXbL/64569512454.pdfIn PDF document text
- https://cdn.sqhk.co/rikopekela/hhkjhia/lenebifik.pdfIn PDF document text
- https://vewominejijisos.weebly.com/uploads/1/3/6/0/136053907/463331.pdfIn PDF document text
- http://kupivse.xyz/13602964163m1hay.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://a3c35cc3-4a3f-4d41-ab51-8b3e4b114d30.filesusr.com/ugd/2b25b5_a964db6761cd471a806ea812c1ae358a.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/gonasidupij/janunobotavogegugagu.pdfIn PDF document text
- https://s3.amazonaws.com/pewibim/bajaj_finserv_card_apply_online_free.pdfIn PDF document text
- https://s3.amazonaws.com/zazelujeju/gonapenomunobokewewov.pdfIn PDF document text
- https://s3.amazonaws.com/padosumifubobo/jasomojadusulug.pdfIn PDF document text
- https://s3.amazonaws.com/pilazi/61787192926.pdfIn PDF document text
- https://36425c1f-c329-48aa-845d-1f8252cb45c8.filesusr.com/ugd/01d500_fce6e6ac3fa441a9a6d53eecd93b582e.pdf?index=trueIn PDF document text
- https://081e7fb2-604d-424b-9b75-a58d54a71a44.filesusr.com/ugd/abd6ea_9c153a50dcee49539d0c24ba39c42363.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_off0000f07d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF07D | 5916 bytes |
SHA-256: 5e1d2aa66d69eb69e270207257cc27729c5eafa7741b219c7ffd9b912c3a9c6f |
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font_01_sfnt_off000104c4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104C4 | 11468 bytes |
SHA-256: 3e6483ab4430ed57a9b2c8866088ab27bc5695b47c8204addb8b6272a5db0174 |
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