MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The sample is identified as malicious by ML classifiers and ClamAV, specifically as a phishing trojan. It contains numerous embedded URLs, with a prominent one pointing to a link farm hosted on disposable domains. The PDF structure and embedded content suggest an attempt to manipulate search engine results or distribute additional malicious files, aligning with a phishing or SEO spam attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 5
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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 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://leonvi.ru/wix?keyword=10-4+homework+inscribed+angles+answers PDF link annotation
- http://suvekitubexeso.getenjoyment.net/tigeraluzonekevebema.pdfIn PDF document text
- http://xrootunited.com/hyndland_secondary_school_inspection_report2zepk.pdfIn PDF document text
- https://cdn.sqhk.co/suwojixuwebi/hd2gicb/langrisser_i_ii_nintendo_switch.pdfIn PDF document text
- http://republvinb.fun/gutaso2vxrq.pdfIn PDF document text
- http://goodsfor.life/civ_6_difficulty_levelsgnbds.pdfIn PDF document text
- http://kosamaritaj.getenjoyment.net/78293794348.pdfIn PDF document text
- https://cdn.sqhk.co/rubuxupab/8giwy5M/gunodominapum.pdfIn PDF document text
- https://cdn.sqhk.co/jokawefezo/ih5YYge/lottery_scratchers_online.pdfIn PDF document text
- https://cdn.sqhk.co/kupibetefuko/iin3jjg/vumofanemisegegagedarepix.pdfIn PDF document text
- http://item-mask.top/how_to_workout_chest_with_resistance_bandst6kd7.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://uploads.strikinglycdn.com/files/1c383f6a-03c7-4a98-adf1-e35993e37039/how_to_search_picture_by_picture.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/189d34d0-b05f-4d2b-9d5b-2db9660159cf/33630584914.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d82d2ffc-d73f-43b1-9774-8a8ee59a3df3/37352156636.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/19305d53-edfb-45c6-a487-6ff8ce0ad546/matlab_function_handle_properties.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/dda63a42-336e-4025-8221-8a57d72edfef/fukaxizevodurujako.pdfIn PDF document text
- http://dojorunubi.myartsonline.com/74224047696.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/04940f32-6e3b-4576-8c38-993eb53e8051/nirag.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8fc9b3c0-31a6-41ac-b87d-f38a76e9e6c5/the_elements_of_moral_philosophy_8th_edition.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_off0000d157.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD157 | 5576 bytes |
SHA-256: 0033603e042ad15a4a2e451501948ee09575edf82794406238ad437d4aa306a0 |
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font_01_sfnt_off0000e427.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE427 | 10884 bytes |
SHA-256: 141b706aedf709c7a882d7c19bbcedc984714cb7df87e42f8cd5ca8e7b7df47d |
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font_02_sfnt_off000108ff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108FF | 4324 bytes |
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
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