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 0.9998
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://vilenefex.ru/strik?utm_term=in+what+order+should+i+watch+marvel PDF link annotation
- https://zekaxuwamawebi.weebly.com/uploads/1/3/5/9/135961115/lutuvexom.pdfIn PDF document text
- https://vovisomesosaza.weebly.com/uploads/1/3/4/4/134462399/kudufogiliwe_nefigelunune_duxadu_xorufubapim.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4416318/normal_6068f75151eea.pdfIn PDF document text
- https://jamafijuzu.weebly.com/uploads/1/3/1/4/131437216/f2fd75148cdc5a.pdfIn PDF document text
- https://lexobazotukagof.weebly.com/uploads/1/3/1/4/131407042/fajizafa.pdfIn PDF document text
- https://xajomorunineg.weebly.com/uploads/1/3/1/3/131383441/3b886298c1809c6.pdfIn PDF document text
- https://wijuluvewez.weebly.com/uploads/1/3/1/4/131437378/metevatatum.pdfIn PDF document text
- https://dirixiganud.weebly.com/uploads/1/3/4/3/134321978/7948684.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4479679/normal_6053e16c877e6.pdfIn PDF document text
- https://dosidebeg.weebly.com/uploads/1/3/5/3/135318632/6243257.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://b03e51a8-7171-48c0-94d6-e4c032e6f37f.filesusr.com/ugd/9421c8_11815a3ca74545d681c4eb39717bd12e.pdf?index=trueIn PDF document text
- https://3794eb9c-cc8b-492c-aecc-44533f76aaa6.filesusr.com/ugd/1ee69b_3f20539d5bd54d0d8579023a6821aac2.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/kezemiradigu/xujesuvipesugeneg.pdfIn PDF document text
- https://s3.amazonaws.com/boduxatavepe/kilibutesi.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/589031fe-0068-4ca6-bea1-fa212e60fdf4/how_to_remove_a_timex_ironman_watch_band.pdfIn PDF document text
- https://12c48f50-3553-44c7-a31c-19fc5df83d07.filesusr.com/ugd/7e0eb0_db34693b3101471cb467a6e729189e9d.pdf?index=trueIn PDF document text
- https://50037ee0-0691-4a53-bdc2-b2f8f795cfa6.filesusr.com/ugd/b41a9a_c9ff7d362d0d410db075d29db2d9e37c.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/c18b555b-1451-4915-9285-383ad212c345/fiwewebupeme.pdfIn PDF document text
- https://s3.amazonaws.com/midaguvimabof/ejemplo_de_introduccion_con_normas_apa.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_off000101dc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101DC | 5148 bytes |
SHA-256: 451216b41e7df1416dc07e9b58a75bf5e9852143eb80298f1a980fb0d8547c67 |
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font_01_sfnt_off0001133a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1133A | 11800 bytes |
SHA-256: 628a913b8594a622641b40f1b2d256dbc4e1e297577aaa4479a8b59f3682e4db |
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font_02_sfnt_off00013b28.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13B28 | 4324 bytes |
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
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