MALICIOUS
244
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links pointing to various domains, many of which are hosted on disposable or suspicious platforms. The heuristic firings indicate that this is a link farm designed to redirect users to malicious infrastructure, with one URL specifically identified as a redirector. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or malware distribution.
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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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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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://yafferge.ru/wb?keyword=avery%20labels%20template%20for%20apple%20pages In PDF document text
- http://begemot.space/music_80s_video_collection_volume_25guhk.pdfIn PDF document text
- https://kigolaris.weebly.com/uploads/1/3/1/3/131380971/livigalexakamavipuz.pdfIn PDF document text
- https://dupafubakatato.weebly.com/uploads/1/3/5/9/135961249/4908992.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4476147/normal_60068e86069f4.pdfIn PDF document text
- http://trenketo.buzz/1502899912175h9.pdfIn PDF document text
- https://cdn.sqhk.co/ralapogifur/zgjjdjg/nijazozopubivebola.pdfIn PDF document text
- https://lirodute.weebly.com/uploads/1/3/1/8/131871659/7006161.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4381752/normal_5ff6c9824c3cf.pdfIn PDF document text
- https://nenusisuma.weebly.com/uploads/1/3/1/6/131606583/wopuruwefif-wepevinomun-poxutogumegiz.pdfIn PDF document text
- https://budigalaxob.weebly.com/uploads/1/3/5/3/135313384/jetaxesat.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4425759/normal_5fd67a75861a5.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4370068/normal_5fd92d7266bf3.pdfIn PDF document text
- https://wigadanoj.weebly.com/uploads/1/3/4/4/134404864/2022715.pdfIn PDF document text
- http://car-test.pro/critical_thinking_processgksq7.pdfIn PDF document text
- https://budojidotepaso.weebly.com/uploads/1/3/5/3/135312143/laban_guvokafonizego.pdfIn PDF document text
- http://woxemezamuj.iblogger.org/aws_rds_db_instance_cloudformation.pdfIn PDF document text
- https://cdn.sqhk.co/jitolado/6hjhyjf/used_lpg_storage_tanks_for_sale_in_usa.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4365582/normal_600f18c2dbe14.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://sagunum.rf.gd/xajenanakalusafan.pdfIn PDF document text
- http://rajiwewovipu.epizy.com/colby_brock_arrest_report.pdfIn PDF document text
- http://fufebelanamug.rf.gd/attendance_allowance_form_completion.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_off0000df34.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF34 | 5512 bytes |
SHA-256: e03f1b58916d41eb89a3da5a8ed49eef6deb507139c39d1d5c54b2ed677d0d18 |
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font_01_sfnt_off0000f1ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1EA | 10612 bytes |
SHA-256: acadba13f5aa75ddee960b836ae7a8170767e6d0b1f573913da8464ebf179713 |
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