MALICIOUS
162
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'https://yafferge.ru/wix?keyword=punchline+algebra+8.5+answers'. This, combined with ML classification and ClamAV detection, strongly indicates malicious intent. The document body, though heavily obfuscated, appears to contain text related to 'Punchline algebra 8.5 answers', suggesting a lure to disguise the malicious link's true purpose.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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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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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://yafferge.ru/wix?keyword=punchline+algebra+8.5+answers
- http://komarovskii.xyz/cerro_gordo_county_jail_reportafvnz.pdf
- http://tuduvodakep.mypressonline.com/lexus_is_300_2jz_swap.pdf
- http://pusolaxunu.66ghz.com/70022877787.pdf
- https://cdn.sqhk.co/keridola/gg56jav/rofaned.pdf
- https://cdn.sqhk.co/nubevitawil/ghjjie9/.pdf
- http://blockingscenery.com/game_of_sultans_guide_2020l7xym.pdf
- http://pycnidwzxc.info/hegel_lectures_on_the_philosophy_of_world_historyac6y5.pdf
- https://donedujawag.weebly.com/uploads/1/3/4/3/134315137/linifukemodo.pdf
- http://reduslimitaly-ufficiale.site/xelobonelunacqrt.pdf
- http://tugrull.com/bujikakoznti5l.pdf
- http://veruvipavopa.getenjoyment.net/lepivob.pdf
- http://lemakomude.sportsontheweb.net/42965812483.pdf
- http://sipipewawezizuf.getenjoyment.net/zulumizemem.pdf
- https://mafopovum.weebly.com/uploads/1/3/4/3/134322216/521c5d01ee7d.pdf
- http://pawezujexas.mywebcommunity.org/the_columbia_anthology_of_modern_chinese_literature_download.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://letutemoxeluz.onlinewebshop.net/15429623632.pdf
- http://winupenelipumo.epizy.com/love_island_season_2_game_answers.pdf
- http://guwaxilajoxeza.onlinewebshop.net/vibekizajok.pdf
- http://likifodafiduno.epizy.com/palulamunepusaxipesa.pdf
- http://besafetusupug.atwebpages.com/57681464101.pdf
- http://bifovigavij.myartsonline.com/what_did_bread_cost_in_1985.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000eb6e.bin12c3a467ce3660e7574327bd376fa3647fd43a544aa778db5cb0b0fb2212139f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB6E | 5644 bytes |
font_01_sfnt_off0000febd.bina193654f75c50c966bf82e6724dff822ff18dcf5df10935dd983b3e0157fb91b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEBD | 16064 bytes |
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