MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was identified as malicious by ML classifiers and ClamAV. It contains a large number of external links, many pointing to disposable hosting, suggesting a link farm or SEO manipulation tactic. One of the embedded URLs, https://nipisod.ru/award?keyword=cone+crusher+working+principle+pdf, is flagged as unknown reputation, indicating a potential phishing or malware distribution vector.
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://nipisod.ru/award?keyword=cone+crusher+working+principle+pdf PDF link annotation
- https://cdn.sqhk.co/juvekuvop/cxVibii/travel_trailer_propane_tank_lock.pdfIn PDF document text
- http://zeboxagekej.sportsontheweb.net/traductor_de_espaol_a_ingles_en_pasado_simple.pdfIn PDF document text
- http://modarab.mygamesonline.org/away_in_a_manger_chords_in_d.pdfIn PDF document text
- https://cdn.sqhk.co/tibakekavero/iiRhPfz/getonukoxadetoxumefipeti.pdfIn PDF document text
- https://cdn.sqhk.co/vemudumuxixu/ggelOhb/lojedumaxi.pdfIn PDF document text
- https://cdn.sqhk.co/gasukatebu/9v0hgdJ/top_score_writing_introduction_paragraph.pdfIn PDF document text
- https://cdn.sqhk.co/pemejurove/ghdAXLf/free_video_call_dating_apps.pdfIn PDF document text
- http://jesawukimefix.mypressonline.com/blood_type_a_diet_food_list.pdfIn PDF document text
- http://gosepakaf.getenjoyment.net/dogosamevijisifagemuw.pdfIn PDF document text
- https://cdn.sqhk.co/ximegawaso/hihaiiA/xulanebamomukufovonemulag.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://9ebe8999-295a-4f11-87dc-c96f3e1b46ff.filesusr.com/ugd/8de238_406cff37234f4a86ac10b8856a20cfdb.pdf?index=trueIn PDF document text
- https://2178e3ec-2e0a-46e0-af35-d8a6fdfeb21a.filesusr.com/ugd/c411cf_d4c7c3199ec74dc5924bc93953868ee0.pdf?index=trueIn PDF document text
- https://fa5d8e44-005d-4c05-925d-ba60cb7f5023.filesusr.com/ugd/121e37_7ac2c74b69fb4c9bba5918d09def6062.pdf?index=trueIn PDF document text
- https://2386e270-bd20-42c1-b3e5-1ba7eaa1d68d.filesusr.com/ugd/b4f0c6_05e01926fba846d78ca4107ba762d835.pdf?index=trueIn PDF document text
- https://700ceb37-22d2-47c5-9888-d858af679aee.filesusr.com/ugd/c345b0_71f1635d1d1d432ebce905aebdd0ea5e.pdf?index=trueIn PDF document text
- https://24d1f61b-f5c5-4d2f-8180-62589f44e8d8.filesusr.com/ugd/eed56f_efaa618519a74b71af2602caf2cd2612.pdf?index=trueIn PDF document text
- https://da99f664-88c7-4a27-98aa-0bbcec2e8f57.filesusr.com/ugd/66f3f9_5b63ad4aa508470daa9e982ab51b7b20.pdf?index=trueIn PDF document text
- https://9305c775-266c-4126-9ef9-90a5cffee957.filesusr.com/ugd/c3f88d_e49eb28a25414ffb8baa5c3dbb56382c.pdf?index=trueIn PDF document text
- https://ef90beaa-bca2-431e-862c-49c19dd94618.filesusr.com/ugd/06497e_9a34afe6da3e47f089a97f92265f623f.pdf?index=trueIn PDF document text
- https://84daacc9-7e90-4c5d-b1ed-526950900c49.filesusr.com/ugd/73f3b0_dd603e570cb7441cb8f732a2a2809ada.pdf?index=trueIn PDF document text
- https://cf176ec6-4820-456b-adf9-61e5f06c968f.filesusr.com/ugd/43d598_b2ab8cf66c82416690eb92fd9da8937b.pdf?index=trueIn PDF document text
- https://336ddc11-c37d-4cd6-9685-7accad2975f7.filesusr.com/ugd/479fa9_87b2cd87c55d46ac81ec9c596a123b82.pdf?index=trueIn PDF document text
- https://fa5d8e44-005d-4c05-925d-ba60cb7f5023.filesusr.com/ugd/121e37_5740641fe3584bbaa8ec81a4c6c2cefc.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_off0000e426.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE426 | 5268 bytes |
SHA-256: d6790923592933c79675d0059eac1ed07ae7b7aa0bf9d13a476383da5a056fee |
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font_01_sfnt_off0000f623.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF623 | 10944 bytes |
SHA-256: cf781307dab2a0f2f42d58b6ea5db5e724d4a25b2feedcfa0c558a5afd0d8da5 |
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