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 0.9996
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://xezojetit.ru/123?utm_term=anesthesia+icd+10+guidelines PDF link annotation
- https://cdn.sqhk.co/rafopaluko/5kP2Pie/davukigosasimubet.pdfIn PDF document text
- https://cdn.sqhk.co/vumuwilaj/7D5PCib/21171376590.pdfIn PDF document text
- https://cdn.sqhk.co/bebofuwe/jjhdjjF/rush_hour_2_samurai_swords.pdfIn PDF document text
- https://cdn.sqhk.co/felolavap/ijhfPyX/tiny_dice_dungeon_items.pdfIn PDF document text
- http://nepoxiduvilej.scienceontheweb.net/starbucks_handcrafted_beverage_menu_malaysia.pdfIn PDF document text
- https://cdn.sqhk.co/jufebarur/ghijKg3/durakikanumupurutaper.pdfIn PDF document text
- http://beviluxenumiliv.mywebcommunity.org/how_to_calculate_number_of_days_in_year_in_excel.pdfIn PDF document text
- http://sarawavenudiwap.mygamesonline.org/biological_death.pdfIn PDF document text
- https://cdn.sqhk.co/kominepoli/gcnhbhf/rugotepiwexe.pdfIn PDF document text
- http://fuwijumazawad.mywebcommunity.org/gajakubolufukudadarojoga.pdfIn PDF document text
- http://gatowixipeba.mywebcommunity.org/behringer_x2442usb_manuale_italiano.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/niwotipugonuvoz/zetunugatu.pdfIn PDF document text
- https://5849b288-062f-49f8-a71b-da420f1f00fd.filesusr.com/ugd/c068f8_fba0be6f467c4d19a3bd1ddc8a770cc5.pdf?index=trueIn PDF document text
- https://2cfcb734-ec62-4cd9-b61c-03d4762ad765.filesusr.com/ugd/a891c0_9888a0eb12e047139b5c04f322bd3352.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/xumakomowi/best_matlab_tutorial_youtube.pdfIn PDF document text
- https://s3.amazonaws.com/gazivemon/68226880533.pdfIn PDF document text
- https://s3.amazonaws.com/guvovigo/call_of_duty_android_uptodown.pdfIn PDF document text
- https://30621b86-6952-4b41-80af-4d24d830bc7c.filesusr.com/ugd/122077_68688455574344318f29c35916ae01ed.pdf?index=trueIn PDF document text
- https://da4cb982-96ac-4827-b01c-1601b1c9977c.filesusr.com/ugd/b05c40_a41546dd01d540b0abbaf3fea1d918c9.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/filidabut/dimudalevilek.pdfIn PDF document text
- https://s3.amazonaws.com/minabiwa/blufftitler_all_bixpack_free.pdfIn PDF document text
- https://s3.amazonaws.com/fonazuzixagizir/kozaliterozasepekuwevulum.pdfIn PDF document text
- https://medlineplus.gov/anesthesia.htmlIn 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_off0000e346.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE346 | 5288 bytes |
SHA-256: fc1d80376bb80d19053ffef69230b7b0304f7d5827149a82524ad06781fda6a2 |
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font_01_sfnt_off0000f546.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF546 | 10568 bytes |
SHA-256: 5532e640853450b80aecd9dcfd389fcdbe480d54a3df1d992b1e86df98c0738e |
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