MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, many of which are hosted on disposable domains, suggesting a link farm designed to direct users to potentially malicious content. The presence of a 'download' button lure further supports a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://vilenefex.ru/wix?keyword=ps3+emulator+apk+download PDF link annotation
- http://want-seo.ru/piano_sheet_music_popular_songsh1zjd.pdfIn PDF document text
- https://pusotovoxidelo.weebly.com/uploads/1/3/1/6/131637553/dexodofotu.pdfIn PDF document text
- http://alsamcctv.com/1630219124465to1.pdfIn PDF document text
- http://astropsychology.site/dilated_pupils_drugsi1bx2.pdfIn PDF document text
- https://safodejinuvi.weebly.com/uploads/1/3/4/7/134753113/xikenerulebebi_duzatutimejumef_bopezofuwupenat_gukulovi.pdfIn PDF document text
- https://mosezusimoz.weebly.com/uploads/1/3/1/6/131637881/zesifuzi.pdfIn PDF document text
- http://dezlice.ru/son_of_zeus_crossword_4v16ub.pdfIn PDF document text
- https://makumanufomogo.weebly.com/uploads/1/3/0/8/130874647/3060439.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://da5bec28-7969-4117-8ffb-5069fce5e80c.filesusr.com/ugd/31593d_2c2272287fba44e4827c5517e1e59dfe.pdf?index=trueIn PDF document text
- https://6ce95562-7558-49ee-a7b0-b3003db3b0e9.filesusr.com/ugd/d13e1f_1e109d6f37bf41bfab2f733ab27ccdf2.pdf?index=trueIn PDF document text
- https://9764c975-acb6-4bd5-a3ff-b1f4624bc9bc.filesusr.com/ugd/5bcb7b_84e29b9e8e3e48cfb52a4cb73e50a67a.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/likerajatob/gezuzunojenatorazogujog.pdfIn PDF document text
- https://1b6fe947-be7e-4494-9a94-f566f178d3d1.filesusr.com/ugd/89064d_f1a591e1b2e14af89624fad77b9e017f.pdf?index=trueIn PDF document text
- https://19972ee8-34f0-4900-8009-9f590161cd02.filesusr.com/ugd/64db51_30cb14f552f04b6c8e593a37d89100bb.pdf?index=trueIn PDF document text
- https://c5e26362-acc3-4c40-9db4-ce0cbd355080.filesusr.com/ugd/681527_c14cb325865f4868ba6f2ab6ce65cb89.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/fadedosi/45572832761.pdfIn PDF document text
- https://s3.amazonaws.com/rewepalazamiso/shop_bed_sheets_near_me.pdfIn PDF document text
- https://s3.amazonaws.com/nagudo/funeral_invitation_template_psd.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_off0000e7db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7DB | 5428 bytes |
SHA-256: 63b5e8c159c1c60b30841b2ce2b128869abf6287e4ae74b2264f755fb04db316 |
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font_01_sfnt_off0000fa41.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA41 | 10796 bytes |
SHA-256: f2bac9d2fbee479ac3dbd5adf32610294f0eb1d69f80f2cc7fe362129af98c7c |
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