MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
The sample is a PDF document flagged by ML classifiers and ClamAV as malicious, specifically for credential phishing. It contains multiple embedded URLs, with one redirecting to a Facebook impersonation page via a Weebly subdomain. The PDF also functions as a link farm, directing users to various domains, some of which are disposable or hosted on free services, indicating a likely phishing campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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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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://tutitobogin.weebly.com/uploads/1/3/4/4/134485970/dce76f8d.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://xajibur.ru/wix?keyword=8+ball+pool+unblocked+k10 PDF link annotation
- https://tutitobogin.weebly.com/uploads/1/3/4/4/134485970/dce76f8d.pdfIn PDF document text
- https://s3.amazonaws.com/wozoxub/dezefobulifil.pdfIn PDF document text
- http://leseweremizew.scienceontheweb.net/python_para_analise_de_dados_download.pdfIn PDF document text
- https://kegebexik.weebly.com/uploads/1/3/4/5/134590944/tifokematagibemexida.pdfIn PDF document text
- http://neriwor.medianewsonline.com/vigantol_bayer.pdfIn PDF document text
- https://s3.amazonaws.com/fizup/gipavatuzepitili.pdfIn PDF document text
- http://ruboperuba.iblogger.org/home_improvement_tips_2020.pdfIn PDF document text
- http://tarusexozof.iblogger.org/warframe_size_steam.pdfIn PDF document text
- http://fogejebimo.scienceontheweb.net/probiotics_review_article.pdfIn PDF document text
- http://zexofezureza.iblogger.org/similarities_and_differences_of_impressionism_and_expressionism_venn_diagram.pdfIn PDF document text
- https://s3.amazonaws.com/wifiduxezo/34962691111.pdfIn PDF document text
- http://tiwilofojifig.sportsontheweb.net/blood_group_a_positive_diet.pdfIn PDF document text
- https://s3.amazonaws.com/toguvaju/50318562658.pdfIn PDF document text
- http://wabaxifejem.sportsontheweb.net/8485819786.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://degeluvugo.rf.gd/gifukizuxi.pdfIn PDF document text
- http://renunuxuxalebav.epizy.com/daily_cash_flow_statement_format_excel.pdfIn PDF document text
- http://xowobovu.myartsonline.com/asmaul_husna_anak.pdfIn PDF document text
- http://wanabugakal.rf.gd/bowditch_traverse_adjustment.pdfIn PDF document text
- http://wafepugi.rf.gd/82151975361.pdfIn PDF document text
- http://gezixus.myartsonline.com/brassica_oleracea_var_viridis.pdfIn PDF document text
- http://koxosam.rf.gd/how_to_change_resolution_on_mac_external_display.pdfIn PDF document text
- http://semomudunetowa.rf.gd/najawekakinupigep.pdfIn PDF document text
- http://wapasexuridodo.epizy.com/arterial_line_insertion_procedure.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000edcc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDCC | 5288 bytes |
SHA-256: f6ec1bce8c648036b125bb91e75a0d0afc2ab5f5441f570a431572dbde3e90fb |
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font_01_sfnt_off0000ffd0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFD0 | 1832 bytes |
SHA-256: a1f1b781af871e8643ec9c39ccdabb681d997ecbd9bb5b10a7841a4087cdbcb5 |
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font_02_sfnt_off0001089a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1089A | 12224 bytes |
SHA-256: 8ba87311c3a92a5161bfe3123fd8991a6771511eee958b5acc5afe0c10997548 |
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font_03_sfnt_off00012feb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12FEB | 16204 bytes |
SHA-256: c988415812f594187b0a0ed75dc52802e798e1695b49bd300f8412a65040a449 |
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