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 0.9996
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/strik?utm_term=dbq+14+the+industrial+revolution+responses+answer+key PDF link annotation
- http://1cats.space/the_big_book_of_kombucha_epubc8jc6.pdfIn PDF document text
- https://cdn.sqhk.co/madosodu/hb9Wibt/letasifexeneg.pdfIn PDF document text
- https://pizijejubuga.weebly.com/uploads/1/3/4/8/134883891/lerofapaliveweluli.pdfIn PDF document text
- https://cdn.sqhk.co/dutimapo/Rha69hb/colorbit_skull_coloring_pages_for_adults.pdfIn PDF document text
- https://cdn.sqhk.co/didatife/jeidijj/29439107398.pdfIn PDF document text
- https://xebagaxasu.weebly.com/uploads/1/3/4/8/134878678/sudorirasat.pdfIn PDF document text
- https://cdn.sqhk.co/jumupebuvi/jb6iehi/37810823280.pdfIn PDF document text
- https://cdn.sqhk.co/kominepoli/eGLgcwP/box_office_collection_2020_class_of_83.pdfIn PDF document text
- https://xirejefeju.weebly.com/uploads/1/3/4/7/134723985/votupoturaxaka.pdfIn PDF document text
- https://buliduxefexefux.weebly.com/uploads/1/3/1/6/131636978/sukodokagizowe-sugoxitexa-fufipekajat-rarefeler.pdfIn PDF document text
- https://cdn.sqhk.co/vizelupavew/oibImjd/troll_face_quest_video_games_2_level_11.pdfIn PDF document text
- http://getcreditcheck.info/9794062658253cvl.pdfIn PDF document text
- http://erogan24.website/how_much_is_a_second_hand_ds_lite_worthgbbyc.pdfIn PDF document text
- http://sell-toclick.online/appareil_digestif_histologier9gqf.pdfIn PDF document text
- https://cdn.sqhk.co/jibezilesu/ejdCidS/flippy_knife_online_unblocked.pdfIn PDF document text
- https://cdn.sqhk.co/xorazasuno/hpIhbhd/best_pop_songs_2020_youtube.pdfIn PDF document text
- https://cdn.sqhk.co/zowonefaso/aHVhhiR/19629235381.pdfIn PDF document text
- https://cdn.sqhk.co/xenotami/CgcSgih/57006116029.pdfIn PDF document text
- https://lajezufil.weebly.com/uploads/1/3/4/6/134636359/demukovuba.pdfIn PDF document text
- https://popetebebulexu.weebly.com/uploads/1/3/4/3/134316921/2fccd7200.pdfIn PDF document text
- https://cdn.sqhk.co/novozefox/bTjevgj/guilty_gear_bridget_cosplay.pdfIn PDF document text
- https://xisosisudotaju.weebly.com/uploads/1/3/0/7/130738948/fopulufaxorimop-vutavijajos-mevobigedotog.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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_off0000cd01.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD01 | 5768 bytes |
SHA-256: cb13ac12d8b90ae275fa1bcf8dca78afbda063b1878c69acf439beb3d83721be |
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font_01_sfnt_off0000e0bc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0BC | 9772 bytes |
SHA-256: 8c0f1570f2083d5e265a443eed2144ffa5fee98a184e7de7f2962a6bbd25c74e |
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