MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many pointing to disposable hosting, suggesting a link farm or redirection mechanism for phishing or malware delivery. The document body, though heavily obfuscated, references 'Donde esta eduardo chapter 3 worksheet answers', implying a lure to trick users into downloading or visiting malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://pelibifir.ru/strik?utm_term=donde+esta+eduardo+chapter+3+worksheet+answers PDF link annotation
- http://kovokowem.iblogger.org/culver_s_application.pdfIn PDF document text
- https://dedopaka.weebly.com/uploads/1/3/4/4/134498192/5974115.pdfIn PDF document text
- https://gawakugoful.weebly.com/uploads/1/3/4/7/134757428/a11f191a15.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4403689/normal_60646dae289a9.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4465914/normal_60052ef193cba.pdfIn PDF document text
- http://galosidijixiwu.mypressonline.com/loturulo.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4365606/normal_5fee6a839b033.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4370302/normal_5fd9a8ba4ffa1.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4408197/normal_60026c24492e2.pdfIn PDF document text
- http://bopalinowojege.iblogger.org/how_to_report_multiple_regression_results.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4482860/normal_6055f55ab2dad.pdfIn PDF document text
- http://lotibamuzuti.scienceontheweb.net/21041315370.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4444622/normal_6046bb7b29343.pdfIn PDF document text
- https://tatazazotogowe.weebly.com/uploads/1/3/4/6/134618267/paxuxitetupojifitina.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368782/normal_604816cbb1d80.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4462345/normal_60527aaa1f74c.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4486042/normal_5fca60e393b37.pdfIn PDF document text
- https://voropulunonuz.weebly.com/uploads/1/3/5/3/135316946/9367085.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://wawikoduvebakap.onlinewebshop.net/tidewofopojig.pdfIn PDF document text
- https://393102e6-89af-4738-8cad-89662dba8dc5.filesusr.com/ugd/33a16d_58c66a0a327746c6a79f439033ce6986.pdf?index=trueIn PDF document text
- http://jabowedufup.epizy.com/hamburger_essay_writing_template.pdfIn PDF document text
- http://gazezubutajon.rf.gd/sarcasm_and_irony_worksheets.pdfIn PDF document text
- http://kavibajegis.onlinewebshop.net/30558223236.pdfIn PDF document text
- http://muzowonuneferew.rf.gd/3789614963.pdfIn PDF document text
- https://e0220c8c-c322-4c33-af83-7c5b0fe00b66.filesusr.com/ugd/a771bd_5ce986ed34004dca9fd41346f8698315.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_off00010ac4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AC4 | 5448 bytes |
SHA-256: 9aa0e364c666437cf9b9c4729799747c8b71514a8859746fceac86fa0a21deb0 |
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font_01_sfnt_off00011d64.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D64 | 12592 bytes |
SHA-256: d8078a5aa737e9a2d6c15980865e76ed37e49090b3fab5b1194d080622319f65 |
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