MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
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 0.9997
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://jottigo.ru/strik?utm_term=microsoft+exchange+server+2012+free+download PDF link annotation
- https://sudororurupe.weebly.com/uploads/1/3/4/6/134602833/gerolupo.pdfIn PDF document text
- https://tasoxagizuj.weebly.com/uploads/1/3/4/7/134734804/bezifi.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4446166/normal_5fe5ae512f969.pdfIn PDF document text
- http://natotakujoriw.iblogger.org/vishnu_sahasranamam_lyrics_in_tamil_free_download.pdfIn PDF document text
- http://pasiworuwiwoz.getenjoyment.net/zelefagerebisedozujaredu.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368468/normal_604656ed73007.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4448551/normal_60590efdbf11f.pdfIn PDF document text
- https://pelabinal.weebly.com/uploads/1/3/1/3/131379552/632027.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4368955/normal_5fca5bbe1e19c.pdfIn PDF document text
- https://lokeduvedip.weebly.com/uploads/1/3/4/8/134885922/vagil.pdfIn PDF document text
- https://lixuzagaleve.weebly.com/uploads/1/3/0/9/130969249/jusedopo-ziterope-kinogamivake.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4370785/normal_605b0f2cb538b.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://d872ce2a-2baf-4032-ab86-ab75b2f66d52.filesusr.com/ugd/338562_64a75d88973c41a28da006583084ed9e.pdf?index=trueIn PDF document text
- https://21036261-01f9-4725-a342-2b8b08d10099.filesusr.com/ugd/d0cbc4_d540b36412dd4193a69874af606141da.pdf?index=trueIn PDF document text
- https://b01ec662-dec5-4f54-b977-8708717d6054.filesusr.com/ugd/07e02c_e737d3cbe23a465a8e29db26bd5c369e.pdf?index=trueIn PDF document text
- http://zevideto.rf.gd/how_many_red_spades_in_a_deck_of_52_cards.pdfIn PDF document text
- http://dekefolujif.epizy.com/job_interview_question_and_answer_example.pdfIn PDF document text
- http://zusaxadixuxot.myartsonline.com/baixar_aplicativo_para_pc_gratis.pdfIn PDF document text
- https://2e81f42f-67f9-46a9-89e2-a5f3ab3b03ee.filesusr.com/ugd/f138f5_e9f8277728b344e18ebde0e4b46b3106.pdf?index=trueIn PDF document text
- https://0298dc5a-7924-4276-8279-06452a5288da.filesusr.com/ugd/b30cf0_0b43fed3c0ba4a5a89d0badfec33bf12.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_off0000e68b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE68B | 5832 bytes |
SHA-256: 89f32e6f5a3c77df239039f3400e6a20c275cc3044bc3a983613ecd51ec6de90 |
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font_01_sfnt_off0000fa8e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA8E | 10528 bytes |
SHA-256: f3b1e8e04e259e59e5e0c85b72c950dbfc14ccc4572d02a86c191ea1310effd9 |
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