MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous external links, many hosted on disposable domains, suggesting a link farm or phishing campaign. The heuristic 'PDF_SEO_LINK_FARM' and 'PDF_SEO_DISPOSABLE_LINK_FARM' indicate a large number of outbound links, with one specific URL pointing to a potential lure. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://golowaki.ru/123?utm_term=life+management+skills+final+exam+answers PDF link annotation
- https://vumerajijo.weebly.com/uploads/1/3/2/8/132815742/1735353.pdfIn PDF document text
- https://lubagoxojijefam.weebly.com/uploads/1/3/4/5/134514049/2583079.pdfIn PDF document text
- https://joputonog.weebly.com/uploads/1/3/7/5/137501514/juvawoninujumemu.pdfIn PDF document text
- https://nekitunanozot.weebly.com/uploads/1/3/5/3/135346928/nevavid.pdfIn PDF document text
- https://dudegakabiwuzab.weebly.com/uploads/1/3/1/4/131406663/rosejorutukap_siwukuf_gabozekipoborub_dalimed.pdfIn PDF document text
- https://dubasatipin.weebly.com/uploads/1/3/4/4/134459773/puruja.pdfIn PDF document text
- https://bewebisiseten.weebly.com/uploads/1/3/0/8/130874130/1757363.pdfIn PDF document text
- https://didosetugub.weebly.com/uploads/1/3/1/6/131606008/sesudatoti.pdfIn PDF document text
- https://nusomosuguxapo.weebly.com/uploads/1/3/4/6/134693055/xujejaduzujabeduji.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fodorafirig.pbworks.com/f/oh_oh_enthan_baby_tamil_mp3_song_download.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c7be87a6-83d0-4913-ad55-3e0c8be31914/how_to_get_labour_contract.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/09794147-d829-4806-8a55-400b361ea81c/81079127058.pdfIn PDF document text
- http://malamojozag.pbworks.com/f/smart_card_reader_software_windows.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ebdcbeae-f632-425e-9fbb-bb0567982584/how_to_fix_a_bad_fondant_cake.pdfIn PDF document text
- http://gitefov.pbworks.com/f/kenubumeregaruwolexe.pdfIn PDF document text
- http://xelivolofuso.pbworks.com/w/file/fetch/144531669/tumebokugigazepunitomul.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/55032ca8-7136-4d53-b8e4-af802c3ebbdd/53357492009.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c2d3129e-b185-4fce-9f61-9e2bcd8026da/misukuboxapumokexolug.pdfIn PDF document text
- http://zowonixepor.pbworks.com/w/file/fetch/144466047/what_is_the_theme_of_i_hear_america_singing.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b908a80e-e438-4556-8647-d8b0714ef378/what_nfl_player_has_the_slowest_40_yard_dash_time.pdfIn PDF document text
- http://numefen.pbworks.com/w/file/fetch/144633765/can_you_reset_apple_watch_without_losing_data.pdfIn PDF document text
- http://pakesobiroge.pbworks.com/w/file/fetch/144533556/how_to_clean_dyson_motorhead_filter.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_off00015f64.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15F64 | 5252 bytes |
SHA-256: b398f212556ed4d5c3eb420243fe546be16162e70a96057fcea06f4c143b29de |
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font_01_sfnt_off0001714a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1714A | 11248 bytes |
SHA-256: 308eaecccc4916baa03015f80758db980b1ae0e6a1d7cd4d4531439af198eb86 |
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