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 0.9995
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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/wix?keyword=algebra+18.2+worksheet+characteristics+of+quadratic+functions+answers PDF link annotation
- https://cdn.sqhk.co/wugolekufo/dPj7jiR/razopalapopetamo.pdfIn PDF document text
- https://cdn.sqhk.co/xemuxebu/iajakqC/37874497839.pdfIn PDF document text
- https://cdn.sqhk.co/zopinulepa/aggqhdr/flight_club_chicago_shoes.pdfIn PDF document text
- http://ctyr.ru/homograph_worksheets_for_grade_3npong.pdfIn PDF document text
- https://beperupofifu.weebly.com/uploads/1/3/1/6/131636755/044fd066db0c3f.pdfIn PDF document text
- https://cdn.sqhk.co/xekowodu/jTWiiib/football_heroes_pro_2017_coin_glitch.pdfIn PDF document text
- https://kamojadatuxam.weebly.com/uploads/1/3/5/3/135316538/688c2a75.pdfIn PDF document text
- https://cdn.sqhk.co/binilafobet/iOjjhdV/guess_the_running_man_korea.pdfIn PDF document text
- http://white-x.fun/speed_queen_commercial_dryer_customer_servicef6tdi.pdfIn PDF document text
- https://keduwiwisa.weebly.com/uploads/1/3/4/4/134486116/rutuxafudalogoz-sazosobogobeziz-ladujimonutoren-gizatisomegukeg.pdfIn PDF document text
- https://fokutape.weebly.com/uploads/1/3/2/8/132814024/8889766.pdfIn PDF document text
- http://womans30planet.com/black_widow_marvel_wikiv62xd.pdfIn PDF document text
- https://cdn.sqhk.co/sujubowip/yjejh8V/goxugobufotogivuf.pdfIn PDF document text
- https://cdn.sqhk.co/nokulebepoba/x9ziamo/6064965862.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/xukonakefules/misudunepezelutuzu.pdfIn PDF document text
- https://s3.amazonaws.com/kewuxejikiwe/cap_full_form_military.pdfIn PDF document text
- https://s3.amazonaws.com/pizivurapab/43683354676.pdfIn PDF document text
- https://s3.amazonaws.com/jotizifime/how_to_clean_magnum_project_painter_plus.pdfIn PDF document text
- https://s3.amazonaws.com/zuxime/chamatkar_movie_song_mp4.pdfIn PDF document text
- https://s3.amazonaws.com/luxelula/dabarazivafizos.pdfIn PDF document text
- https://s3.amazonaws.com/davolazupivowi/45589010668.pdfIn PDF document text
- https://s3.amazonaws.com/turip/nejovimitovenegopujezo.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f67c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF67C | 5988 bytes |
SHA-256: e650efcfe74d28eb2c01730c4c226000bbbe98e8d1c9b0a4edcf5af3bd170056 |
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font_01_sfnt_off00010ae1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AE1 | 11520 bytes |
SHA-256: dab703c4879c2610c4ababaa5e4bb01f5a3599acfadd5b35a0e37bf882897517 |
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font_02_sfnt_off00013212.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13212 | 4324 bytes |
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
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