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 0.9991
Heuristics 5
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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 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://jacksth.ru/strik?utm_term=what+is+human+factors+engineering+in+healthcare PDF link annotation
- https://static.s123-cdn-static.com/uploads/4403683/normal_6001f5ef66c62.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4384652/normal_5fdaf7e148e4f.pdfIn PDF document text
- https://cdn.sqhk.co/xenudipu/LPifigb/vokonagurupupenuj.pdfIn PDF document text
- http://vibubag.22web.org/pijoguradisaxud.pdfIn PDF document text
- https://cdn.sqhk.co/fowizolomam/b9idgjx/buzolebugodofimojixak.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4416934/normal_6031286b118c8.pdfIn PDF document text
- https://cdn.sqhk.co/romumoxoleno/digcpgc/ruwarawusisimikemo.pdfIn PDF document text
- https://cdn.sqhk.co/dewufidabo/tHdhiKp/monkey_wrench_foo_fighters_bass_tab.pdfIn PDF document text
- https://xazebuwojij.weebly.com/uploads/1/3/4/4/134467588/baa1edee3bd.pdfIn PDF document text
- http://bagomebefekixob.getenjoyment.net/50_tons_de_cinza_completo.pdfIn PDF document text
- https://lobumemimakagom.weebly.com/uploads/1/3/3/9/133999871/96ff9e2db.pdfIn PDF document text
- https://zalidumi.weebly.com/uploads/1/3/5/3/135351231/ximazulesowuwan.pdfIn PDF document text
- https://zogazipo.weebly.com/uploads/1/3/2/3/132303407/84d5c6f4ca7d.pdfIn PDF document text
- https://wuzivizafexun.weebly.com/uploads/1/3/1/4/131453021/fofunomu.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4469116/normal_601286a69efef.pdfIn PDF document text
- http://zuwifipenabed.medianewsonline.com/jph_sociology_class_11.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://jojovezelel.rf.gd/vcrc_recruitment_2020.pdfIn PDF document text
- http://wegefidipa.epizy.com/limadedatumawubuzi.pdfIn PDF document text
- http://pelebirepopo.onlinewebshop.net/antiphospholipid_syndrome.pdfIn PDF document text
- http://paluluw.epizy.com/what_is_the_setting_of_treasure_island.pdfIn PDF document text
- http://nixomirorubu.myartsonline.com/interview_consent_form.pdfIn PDF document text
- http://visugog.myartsonline.com/walmart_grocery_pickup_contact_number.pdfIn PDF document text
- http://divasopib.rf.gd/50386990486.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001496b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1496B | 5308 bytes |
SHA-256: d805005c35cd22a085357518a5d0722cf7485099feadcb0db01ef7484b7b1525 |
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font_01_sfnt_off00015b56.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15B56 | 2932 bytes |
SHA-256: d689183d467242eec1a3ca2bbcc7a11bd0d395caf04a0dd1a70b9c7a19923a93 |
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font_02_sfnt_off000167c1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x167C1 | 12800 bytes |
SHA-256: ba87f87d8d954ec4e59b20433c342c05fbaa554d4d273c747097b22b44aa5bc7 |
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