MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a phishing attempt. It contains numerous external URIs, many pointing to disposable hosting, suggesting a link farm designed to distribute malicious content. The document body, though heavily obfuscated, appears to be a lure for a worksheet, likely to trick users into downloading further malicious payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9988
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://kuzutuzo.ru/wix?keyword=the+sun%2527s+interior+worksheet+answers PDF link annotation
- https://static.s123-cdn-static.com/uploads/4374196/normal_6005a2cd30d57.pdfIn PDF document text
- http://begemotiks.space/samsung_j727a_root_file_download_sitv40z3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4408321/normal_60143bee29686.pdfIn PDF document text
- https://cdn.sqhk.co/letarezetap/6hdigjb/calligraphy_fonts_free_marathi.pdfIn PDF document text
- https://cdn.sqhk.co/kedezoge/jshi0cH/fireman_ed_quits.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4470540/normal_5ff06f549abc8.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4484814/normal_602f51260fe29.pdfIn PDF document text
- http://lowabunuzoxa.getenjoyment.net/reflexes_sobre_a_arte_alfredo_bosi_download.pdfIn PDF document text
- https://cdn.sqhk.co/sojowidaz/q9ge1W2/call_of_duty_mobile_game_download_play_store.pdfIn PDF document text
- http://memowelubi.mygamesonline.org/binary_options_trading_guide.pdfIn PDF document text
- https://cdn.sqhk.co/rezejigobip/d2jgVjg/gewimoxume.pdfIn PDF document text
- https://cdn.sqhk.co/mugukawi/8W9fifD/automatic_hook_setter_fishing_pole_holder.pdfIn PDF document text
- https://cdn.sqhk.co/somujatiza/agjKEgd/19535777677.pdfIn PDF document text
- https://cdn.sqhk.co/samekikogeri/iahgsjb/32556750074.pdfIn PDF document text
- https://cdn.sqhk.co/fuzokikili/igcgWhj/48376604174.pdfIn PDF document text
- http://parkingtest.xyz/dajugevebozunuf8rd1.pdfIn PDF document text
- https://cdn.sqhk.co/moxoxitij/fhggeZg/fruits_forest_rainbow_apple.pdfIn PDF document text
- http://putijeku.22web.org/nlt_bible_free_download.pdfIn PDF document text
- http://helplnstagram-confirm.com/he_is_the_great_i_am_the_everlasting_father_lyricsj4fun.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- http://romakilax.myartsonline.com/voxedumoweboj.pdfIn PDF document text
- http://fufapawaxuta.rf.gd/ruzuvedamul.pdfIn PDF document text
- http://zixedofa.epizy.com/5455977586.pdfIn PDF document text
- http://rikulovesemura.rf.gd/sotuvoxowofigigo.pdfIn PDF document text
- http://moxuzaridob.onlinewebshop.net/10498041668.pdfIn PDF document text
- http://venugowus.epizy.com/wofiraded.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00011fe1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11FE1 | 4764 bytes |
SHA-256: e49049605d0f5ae6f0e6f159515e2c4f525b196896e3968a18e2fcaa03299498 |
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font_01_sfnt_off00013019.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13019 | 11188 bytes |
SHA-256: e18b8de0389ea46419bf12203b20dd06febe5e5bf540108659e9205a9e300019 |
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font_02_sfnt_off0001561d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1561D | 4324 bytes |
SHA-256: 4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
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