MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
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 0.9961
Heuristics 5
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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 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://xajibur.ru/award?keyword=medical+laboratory+science+manual+pdf PDF link annotation
- http://expressday.online/pazupakuxisurixuuetl4.pdfIn PDF document text
- http://reduslim-shopofficial.site/performance_appraisal_definition_in_tamil39pg8.pdfIn PDF document text
- http://cupe1.ru/takaseraduziletovus49zl3.pdfIn PDF document text
- http://xukekutotipepet.iblogger.org/liwuvulenovasewexinavi.pdfIn PDF document text
- http://chaptejvxz.fun/el_abecedario_para_imprimiroomwu.pdfIn PDF document text
- http://brumbum2.xyz/holtz_and_kovacs_solution_manualxktx9.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://6376acfe-5884-4251-b3d5-19a03c044549.filesusr.com/ugd/de3d83_37448e398000402caf207c26daec6ce8.pdf?index=trueIn PDF document text
- https://e432c3f7-acc0-403b-bc7f-1b8c16782643.filesusr.com/ugd/6a4899_d41d6b6855f249538c455fbb766cd950.pdf?index=trueIn PDF document text
- http://zakuvusebaj.epizy.com/dopere.pdfIn PDF document text
- https://37e0f79d-b0c1-4727-b76d-5b759c81288f.filesusr.com/ugd/9c66ff_44ff500825804f278dc5667d73096332.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/vovuzize/42413568173.pdfIn PDF document text
- https://77bc4ea4-de20-41c0-a463-a5315db628d9.filesusr.com/ugd/2c69e3_2c3b0ef9fe0e4f1fa763cc05e60493e3.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/1133d70a-3ed3-4f28-b6b0-81a61cdeaee0/gufuwinejaragarirukapum.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b4f18b88-ec77-430a-be32-8ede6815a196/2322822118.pdfIn PDF document text
- https://s3.amazonaws.com/jupudizadid/wifi_driver_software_for_pc_free.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3409ae94-51ba-49c5-85e1-d7cffc478595/rex-c100_220v_digital_pid_temperature_controller_kit.pdfIn PDF document text
- https://s3.amazonaws.com/bodajaku/91106600092.pdfIn PDF document text
- https://s3.amazonaws.com/dufekifaral/rue21_employment_application_online.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/bd354ce3-deb3-47d2-94a5-ac3b2111f202/buwuxereximiloxuku.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5b914d54-6f35-4c0f-bcec-2106403dadcc/wufodunizugaver.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fbbe0e0c-dd50-4fe2-b275-2204653b794f/ice_breaker_games_for_zoom_work.pdfIn PDF document text
- https://93641f3c-03d3-4c8c-b6db-0fd9bfabe798.filesusr.com/ugd/384ca7_44936ed4978c4ca2a158e2ffb6b0c188.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/fcf1d216-2050-4daa-8cc6-c8c183ca4936/is_the_cat_in_the_hat_poetry.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/359d0fd2-f99c-4abf-8be5-06b6f07249c1/95060886796.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000237d9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x237D9 | 5548 bytes |
SHA-256: a53efb0ecdce93c294183a7690c479c385f431fee2a00b6c21847be03490ab72 |
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font_01_sfnt_off00024aac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x24AAC | 12288 bytes |
SHA-256: 839061f4a8fb2d6e76f70ef19ef456b6fe9c58edb2f9638dcc10d58a232e333d |
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font_02_sfnt_off00027466.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x27466 | 16084 bytes |
SHA-256: dd003ab6b3fc3a451384952dc652c5fa5bce06a9b3c4d992b98c25fd7829260c |
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