MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document is identified as malicious by multiple heuristics and an ML classifier, indicating a phishing or trojan-like behavior. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm designed to redirect users to malicious content. The document body, though heavily obfuscated, contains metadata related to 'wkhtmltopdf' and a search term, implying it's part of a SEO-based lure to drive traffic to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
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://kuzutuzo.ru/strik?utm_term=fujitsu+halcyon+inverter+price PDF link annotation
- https://cdn.sqhk.co/fowurona/IhbThhz/batman_the_telltale_series_shadows_gameplay.pdfIn PDF document text
- https://topazezinin.weebly.com/uploads/1/3/0/9/130969714/guguvedo_fimewatupulug_xufekuzap_delariroso.pdfIn PDF document text
- https://cdn.sqhk.co/pefisemise/gjfFacP/lopefivadawasobewuwuje.pdfIn PDF document text
- https://govewusig.weebly.com/uploads/1/3/0/9/130969429/1ab4258744.pdfIn PDF document text
- https://cdn.sqhk.co/tibidimewako/bcImdmp/2020_olympics_mascot_plush.pdfIn PDF document text
- http://lifeit.pro/how_to_adjust_ventless_gas_logsscwgp.pdfIn PDF document text
- https://voxonevixes.weebly.com/uploads/1/3/4/3/134383310/powotub.pdfIn PDF document text
- https://cdn.sqhk.co/kululojilo/7Ejf2KV/frontline_commando_2.pdfIn PDF document text
- https://rukusipaxup.weebly.com/uploads/1/3/2/6/132683367/412831.pdfIn PDF document text
- http://boldly-grow.com/9239958675mfw0y.pdfIn PDF document text
- https://fogepiwutakeru.weebly.com/uploads/1/3/2/3/132302718/folakalatolowej_wufar.pdfIn PDF document text
- https://cdn.sqhk.co/tinajugezepi/RZuRNR5/super_word_search_puzzles_baking_christmas_cookies.pdfIn PDF document text
- http://sreda.city/sinners_in_the_hands_of_an_angry_god_sermonyf7if.pdfIn PDF document text
- https://cdn.sqhk.co/wenoxavawo/jijjkDG/pimedatetimawo.pdfIn PDF document text
- https://cdn.sqhk.co/birenejar/hic8jeU/sejodurawusavomidumem.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/4ad926a7-736c-48f6-a35c-f98197408705/study_quran_review.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4533b26b-4b3f-4e34-a218-0bc689675e20/10884022679.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/bafb9ec2-c3d1-4f15-a24b-2d0e429f1662/why_does_my_sound_bar_skip.pdfIn PDF document text
- https://s3.amazonaws.com/biwubeleba/sonipobonekamevemibixefop.pdfIn PDF document text
- https://s3.amazonaws.com/lomogas/dafusarejipived.pdfIn PDF document text
- https://s3.amazonaws.com/jotizifime/how_do_i_reset_my_verifone_terminal.pdfIn PDF document text
- https://s3.amazonaws.com/tanapilamaxi/somanutaferategekerulu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6c70aa00-2d48-4283-af9c-8813f4100bfe/jiramodatetawerarozizoxe.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_off0000f26f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF26F | 5216 bytes |
SHA-256: 7d59e184202408d97148a3cf3ba51c047963a92ada4d82bcb182a3f1b67f8131 |
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font_01_sfnt_off0001043d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1043D | 12064 bytes |
SHA-256: 452cf71541d4f4d09691c8d849c12b199c599f7bab8115323fd3bffa0e07e47c |
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