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 0.9992
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://lozipotod.ru/123?utm_term=audio+recorder+app+for+android+free PDF link annotation
- http://insta-sale.site/xonix_game_online_free_playq4w9j.pdfIn PDF document text
- http://good-production17.site/tesizafimiroboxibemikop55i53.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4387712/normal_5fed304410841.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4463543/normal_5fdea0855cd1b.pdfIn PDF document text
- https://jumuwubugunitus.weebly.com/uploads/1/3/1/0/131070493/duzosol.pdfIn PDF document text
- http://questotzvezd.space/lebononugunezenqly6b.pdfIn PDF document text
- http://itwomen.space/gasedajazu68x1h.pdfIn PDF document text
- https://jodisugej.weebly.com/uploads/1/3/4/7/134732418/4400331.pdfIn PDF document text
- https://jagunafine.weebly.com/uploads/1/3/4/3/134363358/1567028.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4382976/normal_5fc59a228b87a.pdfIn PDF document text
- https://bumokodujexub.weebly.com/uploads/1/3/4/5/134595190/6480213.pdfIn PDF document text
- https://tavebesu.weebly.com/uploads/1/3/1/3/131381332/fesezezubolafuv_togakobolu_zixabunapifi.pdfIn PDF document text
- http://mixed-rootwork.com/rusapuzigowoqqlq2.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4529024/normal_603e870151a35.pdfIn PDF document text
- https://vuxorewuv.weebly.com/uploads/1/3/4/8/134861163/zakuwadobov_vilepividuso_vadoxusap_dizofekote.pdfIn PDF document text
- https://tedogiji.weebly.com/uploads/1/3/0/7/130775371/kinop.pdfIn PDF document text
- https://tawozajoruje.weebly.com/uploads/1/3/4/3/134314125/3491400.pdfIn PDF document text
- https://jozisanolotodix.weebly.com/uploads/1/3/0/9/130969335/bbc366acd1fbcad.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://dasetalolup.epizy.com/academia_international_application_form.pdfIn PDF document text
- http://keputeka.epizy.com/77613945659.pdfIn PDF document text
- http://zedumupa.rf.gd/homero_simpson.pdfIn PDF document text
- http://lifotag.rf.gd/darejatufefipomuzibi.pdfIn PDF document text
- http://pidivatepijalaw.epizy.com/5400739355.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_off0000ef8a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF8A | 4928 bytes |
SHA-256: 48c45f2effab5d74203f3cd7e2a6ee4572bba47696068864d49abcebac6287a4 |
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font_01_sfnt_off00010060.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10060 | 10760 bytes |
SHA-256: 0c63e3940c77471e568c3316a1088912935c41af16b21c927b28810b84c0ec53 |
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