MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous external links, many hosted on disposable domains, suggesting a link farm designed to redirect users to malicious sites. The document body, though heavily obfuscated, contains text related to 'Aceptacion personal pdf', indicating a lure for phishing or malware. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or trojan delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 6
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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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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://mezovuduw.ru/award?keyword=aceptacion+personal+pdf PDF link annotation
- https://cdn.sqhk.co/benibavagoge/g1Jhijh/wawexezojuzet.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4403407/normal_5fd26a32d81cf.pdfIn PDF document text
- https://cdn.sqhk.co/rubovadu/04muwGz/kadal.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4491169/normal_5ffb90ba47893.pdfIn PDF document text
- https://cdn.sqhk.co/zanuvajebodu/ghjRpji/octopus_teacher_review_rotten_tomatoes.pdfIn PDF document text
- https://cdn.sqhk.co/zokirafuka/4hpijbC/alpha_bravo_charlie_episode_12.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4470679/normal_5feb9eb5d1285.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://kimufigekufeta.rf.gd/47505321048.pdfIn PDF document text
- https://3c199e1c-ff83-4553-a351-db1e9419129c.filesusr.com/ugd/424a74_50238b79da5f484d9ef14f34560b10ff.pdf?index=trueIn PDF document text
- https://4e4301d6-cc9a-4939-960a-6b497c1efea6.filesusr.com/ugd/d78803_0cfd7ea0e3c84a3f8a81d63120fd2759.pdf?index=trueIn PDF document text
- https://1ba6f066-89d4-4445-b8a9-08a6de046ef2.filesusr.com/ugd/d40554_bd88bcf6ae9d4ca3852bfa3f77455ae8.pdf?index=trueIn PDF document text
- https://3bdad275-8828-414d-9063-9532e035d791.filesusr.com/ugd/c67d0c_13c6a65d8c2247a9b23e65ba4215da24.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/gotitibekovi/onn_digital_alarm_clock_radio.pdfIn PDF document text
- https://s3.amazonaws.com/belopudevuzuza/asus_x555l_drivers_free.pdfIn PDF document text
- https://b1b0174c-961c-4936-87f6-765e1132391e.filesusr.com/ugd/6cf804_92d98c4b9c0f4ca0b537f5a6988ed151.pdf?index=trueIn PDF document text
- https://e216d865-ddc7-438b-99b2-64609380b1bb.filesusr.com/ugd/7ae8b3_bd338157884444beadbe2ca77dfdcc54.pdf?index=trueIn PDF document text
- https://97a45c9e-1ab5-462a-bfe2-fded34b9a8b9.filesusr.com/ugd/b50c55_cd00c5b6c9014c499e5849d75802e048.pdf?index=trueIn PDF document text
- https://c7e723d0-7712-45a3-a8dd-8d8935e7c5e2.filesusr.com/ugd/c4f451_e403d9434ebf4151ace614525f68237f.pdf?index=trueIn PDF document text
- http://lowazuxakosilal.epizy.com/7354960383.pdfIn PDF document text
- https://c208ddc4-37ec-4cef-823d-79aeaa8cd68a.filesusr.com/ugd/d34c4d_f7e590cf09144ba1a373afec10f8df48.pdf?index=trueIn PDF document text
- https://b0c090b1-cb02-46d8-8a69-3fb9d82636b6.filesusr.com/ugd/4dbf3f_853c5e56319a46d3a0f9f19ec96c0fc3.pdf?index=trueIn 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_off0000ee48.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE48 | 5140 bytes |
SHA-256: 4932feabd7674757c471097bee40d8e8a846f851a39bbb581413a2c5eddfcedd |
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font_01_sfnt_off0000ffd1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFD1 | 11768 bytes |
SHA-256: dccb4f702d7be4b62d0e4854a8a4d67ff48571ad0403070ae3e43539b5190cb0 |
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