MALICIOUS
206
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. It uses a callback-phone (TOAD) lure. 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 0.9992
Heuristics 7
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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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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) documents that carry no urgency or charge/dispute escalation.
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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://dugedepap.ru/wix?keyword=gateway+regional+property+services PDF link annotation
- https://cdn.sqhk.co/sivadapexiri/3gcs6jf/kohler_toilet_water_running_slow.pdfIn PDF document text
- https://cdn.sqhk.co/fowipovoji/jijaWje/sri_lankan_chinese_vegetable_chop_suey_recipe.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4476783/normal_603ce7a5e35cf.pdfIn PDF document text
- http://gutagige.sportsontheweb.net/25882963331.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4496148/normal_5ff781c4cefa9.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4473656/normal_6019d78a69650.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4382405/normal_5fca1a538fa47.pdfIn PDF document text
- https://cdn.sqhk.co/tinajugezepi/YjhUvqi/final_fantasy_xiv_shadowbringers_ps4.pdfIn PDF document text
- http://jubigale.scienceontheweb.net/jafidexuninimejevogemirit.pdfIn PDF document text
- http://bosemefawixuwov.mypressonline.com/84147665061.pdfIn PDF document text
- https://cdn.sqhk.co/reserujaj/agjQijR/insolvency_act_kenya_law_reports.pdfIn PDF document text
- https://cdn.sqhk.co/fumamimed/iagejbQ/zoxosisojirojereb.pdfIn PDF document text
- https://cdn.sqhk.co/xanapaje/dFifjhB/brahma_chicken_price.pdfIn PDF document text
- https://cdn.sqhk.co/kimazibo/lghiGl8/vewezax.pdfIn PDF document text
- http://pogawubujogeje.mypressonline.com/who_were_the_first_christian_martyrs.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://f815f12b-539f-4060-8ed9-abd2caada31b.filesusr.com/ugd/ceb2e8_d55a77a33f104d7bbcf177aaea4b6fcd.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/wajibile/boost_synonym_informal.pdfIn PDF document text
- https://eda93683-a6ca-45e9-8056-ca7adea7f1dc.filesusr.com/ugd/d655db_98f539d4a5984f4ab7dc43ecd4fb3589.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/libusamagowuvo/ps_vita_emulator_apk_pro.pdfIn PDF document text
- https://d6b7b3c7-8429-4d82-9d75-5d5d09e763cc.filesusr.com/ugd/a8c229_6dabfd9e9df248a6bffb5cc5a0bd11f0.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/wudibirewuduto/email_templates_asking_for_donations.pdfIn PDF document text
- https://s3.amazonaws.com/gudukupir/15th_finance_commission_report_date.pdfIn PDF document text
- https://3ae4d138-4ba3-4962-98fb-1b98b40a6a82.filesusr.com/ugd/38062a_952406384cd4439b8bcae444b4290d6e.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_off0000ecae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECAE | 5388 bytes |
SHA-256: b0752d5927f4591feef0387aab6ede3b46d46acd6212f87161f00d7be430bfce |
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font_01_sfnt_off0000ff37.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF37 | 10612 bytes |
SHA-256: f673af3933defa36e917495cb0d4f3a1a68c4c5964ef25b1e8f3a7c5af63e5b9 |
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