MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, many pointing to disposable domains, suggesting a link farm or SEO manipulation tactic. ClamAV and ML classifiers identified this PDF as malicious, specifically as a phishing or trojan variant. The presence of embedded URLs and the structure of the document indicate an attempt to redirect users to potentially malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://leonvi.ru/award?keyword=cantate+domino+claudio+monteverdi+pdf PDF link annotation
- http://fapasevusiledap.mygamesonline.org/delonghi_1500-watt_ceramic_tower_electric_space_heater_hfx65v15l.pdfIn PDF document text
- http://miwewumexurigan.sportsontheweb.net/77993944661.pdfIn PDF document text
- http://damewumesigalut.medianewsonline.com/hrm_case_study_questions_and_answers.pdfIn PDF document text
- http://vuzetasavuxoso.mygamesonline.org/milubalikezugeparimaw.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/ganubatebedoxez/buveritunomejulifejiluk.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/cd82a034-d68e-4343-9b75-a2187662797d/2014_harley_davidson_softail_service_manual.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/04e6e3ba-3597-4e7e-8040-26e5ab1952ec/what_angle_is_exactly_360_degrees.pdfIn PDF document text
- http://bifovigavij.myartsonline.com/what_are_cultural_values.pdfIn PDF document text
- http://muzulozak.atwebpages.com/pyxis_medstation_3500_specifications.pdfIn PDF document text
- http://zitadufafasid.onlinewebshop.net/wamagefobaluj.pdfIn PDF document text
- https://9cf93ecd-64ee-4ad6-afcc-f350577a7522.filesusr.com/ugd/c4dbd3_3890574a82ae4dd7b65dc53af9f3825d.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/70ee526f-1674-43c2-9b89-0f7e7d129125/99191296505.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/92781928-8594-49ab-87ba-fd2eaed92b7c/five_step_lesson_plan_in_urdu.pdfIn PDF document text
- https://3ff4c494-4984-418a-b709-7a5c611cca0a.filesusr.com/ugd/adbee0_75972c675ada4135973bd213d5349214.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/dutuzanob/which_panasonic_lumix_camera_is_the_best.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/037658d0-4d1e-426f-8f03-ac4152b44c9d/gta_5_ps4_online_edition.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/baa5588d-9efd-41d5-a02f-e7ff96da2350/98876252803.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_off0000cf4c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF4C | 5088 bytes |
SHA-256: e44993c235529838c4f7797cf8fc0a085d55d8739357f8d995d30841bc3adf64 |
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font_01_sfnt_off0000e089.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE089 | 11204 bytes |
SHA-256: c190b9829f72d4de51fea34e05d676a8baf2ab5cb91a0bbcf9213d4a29ff75b2 |
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font_02_sfnt_off0001063b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1063B | 16096 bytes |
SHA-256: 61761e6c71fdd980502ce8a3a8cbf9590216241eb9eabe72fdf309a1c23cd3c2 |
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