MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://xajibur.ru/strik?utm_term=1st+grade+science+worksheets+on+sound PDF link annotation
- https://cdn-cms.f-static.net/uploads/4468836/normal_606a113d24084.pdfIn PDF document text
- http://lumutanopozokox.iblogger.org/pekikijub.pdfIn PDF document text
- https://benipotuwazel.weebly.com/uploads/1/3/4/4/134445242/16c1cd3be10bf.pdfIn PDF document text
- http://kersita.fun/10185224024qfadz.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4485942/normal_6042073e3d102.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4450248/normal_602900225b73d.pdfIn PDF document text
- https://kagunalikabogow.weebly.com/uploads/1/3/5/3/135350350/vumuzakiwezu.pdfIn PDF document text
- https://roxobirunuj.weebly.com/uploads/1/3/4/0/134096027/pesuka.pdfIn PDF document text
- http://verifybadgehelp.com/985116944956w1xk.pdfIn PDF document text
- https://fojojaroj.weebly.com/uploads/1/3/1/4/131453509/9992757.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4470699/normal_60313bbc7eb42.pdfIn PDF document text
- http://shtancircul.site/who_is_the_real_tommy_in_the_crown4aads.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/mokixetat/ayogya_enemy_enemy_video_song.pdfIn PDF document text
- http://sosefamip.epizy.com/anabolic_running_2._0.pdfIn PDF document text
- http://seviboki.rf.gd/23299139020.pdfIn PDF document text
- https://s3.amazonaws.com/zibenoroduzuw/does_ignoring_a_aries_man_work.pdfIn PDF document text
- http://jigoruke.epizy.com/solar_system_word_search_pro.pdfIn PDF document text
- http://porumujowupof.epizy.com/98804018940.pdfIn PDF document text
- https://s3.amazonaws.com/goviwigax/impromptu_speech_topics_and_answers.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_off0001dddb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1DDDB | 5280 bytes |
SHA-256: 7ba6a7139d55b9ec61ee2118bb016be7ac5643d4ab50f6e2b6778c789f78d380 |
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font_01_sfnt_off0001efe2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1EFE2 | 12188 bytes |
SHA-256: a3867f4267b899883984d6c11c120424695beb99cabd4cb5a7e5d4057267dfdd |
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