MALICIOUS
246
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains a link farm and is flagged as a credential phishing lure impersonating UPS. The ML classifier and ClamAV detection strongly indicate malicious intent. The embedded URLs, particularly those on disposable hosting and redirectors, are indicative of a phishing campaign designed to lead users to fake login pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
Heuristics 7
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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 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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Brand-impersonation credential phishing lure critical SE_BRAND_CREDENTIAL_PHISHDocument impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: action link to abused redirector https://famipitep.weebly.com/uploads/1/3/4/3/134355151/fizavujatuzavofepoku.pdf.
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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://maypoin.ru/strik?utm_term=charles+law+worksheet+with+answers+pdf PDF link annotation
- https://famipitep.weebly.com/uploads/1/3/4/3/134355151/fizavujatuzavofepoku.pdfIn PDF document text
- https://fosuwelu.weebly.com/uploads/1/3/2/6/132695698/0d83bf7579c69.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4450251/normal_6063c7df32dea.pdfIn PDF document text
- https://jajaleregonu.weebly.com/uploads/1/3/4/2/134235513/a61cfdb0538.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4480389/normal_6033c0943c006.pdfIn PDF document text
- https://xiruzukigipimog.weebly.com/uploads/1/3/4/8/134865515/5274324.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4449187/normal_5fff1791eb280.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/a3ea9bb0-ddf9-46c7-8c19-93ac01603bd2/pipakovuda.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7d8eefb7-2dc8-4b56-a822-c94981c0ea24/roots_and_branches_5_element_qigong.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2f1592f3-ed38-4b27-9e6e-79890b2339b9/the_pact_jodi_picoult_character_analysis.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8fac3271-6213-4313-8515-cb51dfd72d9f/carel_ir33_installation_manual.pdfIn PDF document text
- https://s3.amazonaws.com/bevekizadoxuj/tomcat_for_ubuntu_18._04.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/afc16bc1-ef11-46a7-8c49-7acd799c3a5f/92680010751.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7ffa89e4-ef8e-472a-a83c-e0292f95673b/michael_vey_the_prisoner_of_cell_25_quotes.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/190bfc73-38aa-4fed-aa76-bfa9b0dc8e75/95012276240.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e3f2bd2d-4d49-47a8-9815-8e3e4c268f1d/vurufizukubuxuniduletuso.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/eea53d60-5c17-4829-a111-9653fc2f6916/fifty_shades_of_grey_2018.pdfIn PDF document text
- https://s3.amazonaws.com/gewuwasi/zupazenikugaxulekos.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/260fab2f-e187-46a8-8d97-7e973a18cef4/49383921420.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/21b67a66-76d8-4dec-9b47-0e3789776d21/short_stories_in_english_with_moral.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1646aca9-e12d-4c3b-90a5-68e8ea684391/56352848371.pdfIn PDF document text
- https://s3.amazonaws.com/musokejixami/directv_wireless_genie_remote_not_working.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/64788798-9989-4d9f-aab5-0c782ed74419/how_to_write_an_introduction_for_a_poem.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/29ac0029-5983-4f2a-96fb-9997ab8e5ce3/41711628110.pdfIn PDF document text
- https://s3.amazonaws.com/xamibebulosaxug/what_are_the_names_of_some_blood_thinners.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d42c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD42C | 5188 bytes |
SHA-256: 17d3ec664aa437ad1b9e29d4ffcaf6ee161bd0c19bfd3727d570e1f77c491e09 |
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font_01_sfnt_off0000e5d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5D7 | 10360 bytes |
SHA-256: f102724a6a9e70421572828c15f6d2cd6774bfa26fb13ad82080e0588fa7d6eb |
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