MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF was flagged by ML classifiers and ClamAV as malicious, indicating a phishing or trojan distribution attempt. It contains numerous embedded URLs, with at least one pointing to a suspicious domain ('nipisod.ru'), suggesting a link farm or redirection mechanism. While no scripts were extracted, the PDF structure and heuristic firings strongly suggest it's designed to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
Heuristics 5
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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 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/wix?keyword=2018+pickup+trucks+with+manual+transmission PDF link annotation
- https://cdn-cms.f-static.net/uploads/4417418/normal_60416499a5fb7.pdfIn PDF document text
- http://latencfsrt.space/zekidumilasupoferijukexizz9be1.pdfIn PDF document text
- http://omoikiri.info/lg_inverter_air_conditioner_fault_codesd81zl.pdfIn PDF document text
- https://cdn.sqhk.co/bodavadu/SiahgdA/ancient_ethiopian_history_books.pdfIn PDF document text
- http://gvidilon.ru/48809317664l812i.pdfIn PDF document text
- http://gouliwer.online/ad_hoc_reporting_job_descriptionylxim.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4381289/normal_5fda3cbc4dc8e.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4480383/normal_5fe5528a5dfee.pdfIn PDF document text
- http://successinyourlif.website/hp_probook_450_g5_spec_sheetktje2.pdfIn PDF document text
- https://cdn.sqhk.co/videgogaf/zBjasAH/semewota.pdfIn PDF document text
- https://cdn.sqhk.co/logenuzupug/ge2fahg/china_visa_form_pakistan.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4451228/normal_6003272d63593.pdfIn PDF document text
- https://cdn.sqhk.co/fejisedetu/imujijc/lep_s_world_z_online_game.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://bdee3e82-1fe6-4084-b289-f15f5249f83e.filesusr.com/ugd/749937_2e25fd4d766c4afdb397fa90e24fd51e.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/7a77c998-c7b3-4094-90be-a7b8e0644b04/is_a_negative_scale_factor_and_enlargement.pdfIn PDF document text
- https://s3.amazonaws.com/napoledunadigo/boo_a_madea_halloween_imdb_parents_guide.pdfIn PDF document text
- https://a2ae8793-a99f-480d-a3bc-849ef63d34f7.filesusr.com/ugd/cc207a_dc2ee7dd87174cd08e68f6ac89d67737.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/dozuga/41667060179.pdfIn PDF document text
- https://s3.amazonaws.com/garorowa/lagipigomij.pdfIn PDF document text
- https://s3.amazonaws.com/sowirutelevolur/lenov_ru_mod_apk.pdfIn PDF document text
- https://171e2b11-24ea-4535-acac-f971ec821c4b.filesusr.com/ugd/a07927_785c3ba79af44d4cbc5546d2a0d0d6ce.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/4cc850d1-c542-46ad-8673-a27ca2d50bed/how_to_use_dyson_ball_multi_floor_2_attachments.pdfIn PDF document text
- https://6a24fdd2-d4a5-4c4b-882b-0f3115751bcf.filesusr.com/ugd/04e6f9_8e86d31572b04e1b9a3df165e846b464.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/04e6e3ba-3597-4e7e-8040-26e5ab1952ec/what_angle_is_exactly_360_degrees.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e8a8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8A8 | 5752 bytes |
SHA-256: 7fd422bd797039620e32f8463820e9f04c1049a812da0c05ad5bb3f25716a5e7 |
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font_01_sfnt_off0000fc28.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC28 | 10704 bytes |
SHA-256: 375babd0ed6b83e43852a1dc77b66c3c1e6cb37a8574389b4e42901eeda4e382 |
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