MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains a large number of external links, many hosted on disposable domains, indicating a link farm likely used for SEO manipulation or to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, with the PDF_SEO_LINK_FARM heuristic identifying it as a non-clustered link farm on disposable hosting. While no scripts were explicitly extracted, the presence of embedded URLs and the overall structure point towards a phishing or malware distribution vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://nipisod.ru/wix?keyword=jack+benny+show+cast PDF link annotation
- http://usejus.club/medieval_2_total_war_factions_guideqblyy.pdfIn PDF document text
- http://bitcoinlearningcentre.online/196985911214qyym.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4417531/normal_6030d3da1639d.pdfIn PDF document text
- http://wojesukuzak.mygamesonline.org/zonigot.pdfIn PDF document text
- https://wudivaju.weebly.com/uploads/1/3/4/7/134762352/1345596.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4382790/normal_5fccce11a1c8b.pdfIn PDF document text
- https://lonumuzab.weebly.com/uploads/1/3/4/2/134234730/zoxeneju-fazimalewe.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4411944/normal_5fedf2163154f.pdfIn PDF document text
- http://tohld.in/pipovegirofifamoxewodes1h0xs.pdfIn PDF document text
- http://uptodate.site/fleck_5600sxt_64_000_grain_water_softenerjhrqs.pdfIn PDF document text
- https://lufuneliza.weebly.com/uploads/1/3/2/6/132682735/xinajukej.pdfIn PDF document text
- http://palubofapejuraw.mywebcommunity.org/xomaraxurat.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4491164/normal_600d60d34f6e9.pdfIn PDF document text
- https://mekowisegopoju.weebly.com/uploads/1/3/5/9/135963570/2273321.pdfIn PDF document text
- https://virigegeke.weebly.com/uploads/1/3/2/7/132740897/bubafatawezinefataro.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/14456cee-542e-425d-be9a-da8dd9ac3b96/how_to_use_sentry_safe_combination.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e85ffc4d-31b1-41d6-a994-3394ee456699/livewire_ts_error_code_10028.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fe9c70b2-8bde-4ded-8c2d-4cc48faad68e/2009_dodge_avenger_sxt_specs.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4b37bbc1-febd-492a-84dd-3ff4f4a85b39/how_to_start_a_craftsman_leaf_vacuum.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/10b3e344-3579-4acb-afd2-5c895a1d5798/wazerikesiloxabinerixa.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d02cc857-4910-4f32-a33b-6952daebc7c9/81905035705.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a28ea85c-e129-40f1-b33f-072b6867a775/woniv.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_off0001a8ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1A8EA | 5148 bytes |
SHA-256: c7301e2c48f4d73961f87061abc094342b1518e235951296c98e79de864c154c |
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font_01_sfnt_off0001ba86.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1BA86 | 11916 bytes |
SHA-256: dbe0dd817b8a3b7c3a9f5ab8fdfce769c06167e21e667f6990b81f4f93b5906a |
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