MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous external links, many pointing to disposable hosting, suggesting a link farm or SEO spamming operation. One prominent URL, 'https://midufefew.ru/award?keyword=bharathiyar+kavithaigal+in+tamil+with+meaning+pdf', is presented as a search result, attempting to trick users into clicking. ClamAV detected this as 'Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0', indicating a phishing or trojanized PDF.
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://midufefew.ru/award?keyword=bharathiyar+kavithaigal+in+tamil+with+meaning+pdf PDF link annotation
- http://maturibcgj.space/extraccion_de_la_papaina_de_la_papayargr2h.pdfIn PDF document text
- http://axecheat7.xyz/79254044980m730.pdfIn PDF document text
- http://1xbets-reg.site/38638523045ksmgo.pdfIn PDF document text
- http://susurrus.space/4._6_cpctc_worksheet_answers_geometry9gz4q.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
- https://s3.amazonaws.com/widuxade/cleaning_whirlpool_duet_washer_with_bleach.pdfIn PDF document text
- https://50b44c92-959e-4a15-bf83-93d6b2b518d6.filesusr.com/ugd/3ed44c_4c851af563bf4208bab256715190172c.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/be7ce83c-b8fe-4036-a695-ad4fa0204da6/can_you_get_toned_legs_without_weights.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/72bdddfc-ccc8-46cb-bf13-3f6799ef3b6d/2nd_grade_multiplication_worksheets_free_printable.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/75e63919-3880-400c-b724-43700fa81280/denibovosobujikuxeser.pdfIn PDF document text
- https://44bb6ee8-a0fe-4f72-890f-0f0a2fec05cf.filesusr.com/ugd/b65acf_0bc69bfb246046deb7794ef4f1269f1f.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/3c81f176-8322-4cf5-99b8-030df654277c/60209644962.pdfIn PDF document text
- https://67dbe094-6b68-4a2c-870f-9bd980043d88.filesusr.com/ugd/cff74a_149b2207392a440bae758bec16ccf9be.pdf?index=trueIn PDF document text
- https://5efcf519-4c71-4be9-a00f-e1d47ba804c5.filesusr.com/ugd/ebcc4b_825b60a8348e477a99495e3648c6284d.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/8d8c7f72-edfa-4945-8121-d604549f2ea9/fundamentals_of_thermodynamics_8th_edition_solution_manual_borgnakke_sonntag.pdfIn PDF document text
- https://64e1471b-64f8-4582-b127-b1692805dd1b.filesusr.com/ugd/507a3d_3d5767f47b34413e9d600a4e016f18ce.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/58688d9f-75ac-4a75-8c05-cf084cd7a445/valemodufamomewigijuvu.pdfIn PDF document text
- https://s3.amazonaws.com/nefomojuwet/mobowusim.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/95f1a366-3529-4d62-abd8-db4d49ee3669/concept_map_comparison_of_somatic_and_autonomic_nervous_systems_-_copy.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/83ab5760-9dca-44e5-a181-0ce8d048a21a/how_to_use_gears_on_a_bike_for_beginners.pdfIn PDF document text
- https://s3.amazonaws.com/zoromexemuzid/adding_dissimilar_fractions_worksheets_grade_6.pdfIn PDF document text
- https://51f47fa2-20f7-4ec4-bb91-8ae4aee689b4.filesusr.com/ugd/917232_596df443596d4399953238c41b92a604.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dbd6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBD6 | 5324 bytes |
SHA-256: f7d2cb5825a1e601f0675c2ccfb1dcec96323f407b388df0e0dae331389b3dd9 |
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font_01_sfnt_off0000edd8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDD8 | 12828 bytes |
SHA-256: 2cf2468a0b08dd91e5d473eff481b0bb1f0461eb4ab1ebb414bbcc3e9169aaa6 |
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font_02_sfnt_off00011783.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11783 | 4324 bytes |
SHA-256: 4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
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