MALICIOUS
186
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. 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 6
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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 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://gimoguvi.ru/strik?utm_term=retractable+baby+gates+for+dogs PDF link annotation
- https://static.s123-cdn-static.com/uploads/4367640/normal_5ff0ce9f38950.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4424011/normal_6005159aaaed6.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4472760/normal_6064fa9f59fd1.pdfIn PDF document text
- http://denizan.com/26521524161xpvwg.pdfIn PDF document text
- https://cdn.sqhk.co/pejinijew/nidWJXU/81095295932.pdfIn PDF document text
- http://rubyshup.space/fogakupoponulunonolujo9cnzr.pdfIn PDF document text
- https://cdn.sqhk.co/jobalafefi/0yNjbMY/66785180671.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4393033/normal_6044221d75092.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4463263/normal_60377c7ec2607.pdfIn PDF document text
- https://cdn.sqhk.co/feguzuvubut/hgbV3jd/express_next_bill_pay_phone_number.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://b86313a8-447b-404d-ae6d-bc69740d899e.filesusr.com/ugd/e54fc7_edd69b5048e7445e9151a23ada11f2f9.pdf?index=trueIn PDF document text
- https://165b0ab0-89c3-4517-b88f-e2bd0c55d975.filesusr.com/ugd/97b555_8ef32e804a214a8bbd41059c9838d1ef.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/f28fb706-efae-4cd0-a9ef-deca60bad442/gemowisiwewexavawazaxa.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b85589de-d454-42bd-9537-08cb2a63d810/gipevijugep.pdfIn PDF document text
- https://dc383e6d-b7a3-4e67-a88a-227fa542b6c3.filesusr.com/ugd/72b0e7_5de5159f05ce4b5591799ef1d190bddf.pdf?index=trueIn PDF document text
- https://cf075d60-af7c-4c71-a16c-5c8c125a9bb7.filesusr.com/ugd/cc03df_f3c519d153764a9bbcdd7cff7043445e.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/66bd916a-23f3-4f3b-8cbf-c143b85e68fb/5131766004.pdfIn PDF document text
- https://18b09f4e-de4d-4c1b-9fe6-be55c63b1c00.filesusr.com/ugd/cd81e9_58f5a05e19044310a6c70ea763724a9c.pdf?index=trueIn PDF document text
- https://6f8cb219-4830-455d-9ced-b55e65700e85.filesusr.com/ugd/fd30ac_fa2da7fc8d6c4539b1501d513218c664.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010787.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10787 | 5072 bytes |
SHA-256: 40a9617fbe41dbd8dcbc0796ad9f1046d61567807fcdc04624afa76645d96743 |
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font_01_sfnt_off000118e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x118E6 | 10504 bytes |
SHA-256: 78bf50ef88cee37f388836de6ff0e856109044552fad994e10dcfe520e12e7e8 |
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font_02_sfnt_off00013c55.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13C55 | 4324 bytes |
SHA-256: b50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
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