MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The heuristics reveal it contains a large number of external links, forming a link farm, with one prominent URL being https://xezojetit.ru/award?keyword=reading+comprehension+activities+pdf. This suggests the document's primary purpose is to direct users to a network of other sites, potentially for SEO manipulation or to serve further malicious payloads.
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://xezojetit.ru/award?keyword=reading+comprehension+activities+pdf PDF link annotation
- https://cdn-cms.f-static.net/uploads/4374980/normal_603953462523f.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4454422/normal_60166511b5485.pdfIn PDF document text
- http://xakuneferufilew.iblogger.org/bin_sachivalay_clerk_model_paper.pdfIn PDF document text
- https://liwitozawaben.weebly.com/uploads/1/3/4/0/134042828/zozexa-bivamamaz-kidilogesezu-xiluwo.pdfIn PDF document text
- https://wedutigumufezeb.weebly.com/uploads/1/3/4/6/134659425/damenelovixu.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4484609/normal_603915958cc11.pdfIn PDF document text
- http://alesyasemiletova.com/how_much_is_sandalwood_worthkj9ik.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4376382/normal_5fd9060f2bbdb.pdfIn PDF document text
- https://faxomozux.weebly.com/uploads/1/3/0/7/130775398/dikijinowi_funatizexor_nilum_taputizubalaxof.pdfIn PDF document text
- https://vugigedekamem.weebly.com/uploads/1/3/4/3/134339685/xubirad_pobisafarasopo_kinujagul.pdfIn PDF document text
- https://murezujal.weebly.com/uploads/1/3/5/3/135305344/3258659.pdfIn PDF document text
- http://copyrightsupport-ig.com/club_car_golf_cart_charger_plugtf78o.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/02a443c8-ee30-4198-8f12-c67898198e82/hp_deskjet_3050_driver_download_windows_10.pdfIn PDF document text
- http://xoxitazowakovit.rf.gd/54189999393.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/00b73ea2-a1bb-4881-9256-95ca40464b0a/51413307767.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2a783b53-8c26-4159-a47a-83467c55e853/getak.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b0232f40-fff4-44b1-b1a2-5234779d2b1d/swing_trading_for_dummies_amazon.pdfIn PDF document text
- http://kojokiguxan.epizy.com/pekexubejato.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0d349d48-bf2e-4c42-89ff-69f856bbe929/husky_air_scout_compressor_model_41004_manual.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_off0000fe1f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE1F | 5604 bytes |
SHA-256: 83ed3dcfb6536786b7b15bbee15680cc25636f1066bf88aa5b180e9209ae607d |
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font_01_sfnt_off00011116.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11116 | 10912 bytes |
SHA-256: 5f6c748001011983c84cd32a2c1c4b2dd046c6d1d4b7ac068ff8370215fdaffe |
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