MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of external links, many hosted on disposable domains, indicating a link farm. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution. The presence of 'utm_term' parameters in some URLs suggests an attempt to track user engagement or disguise the malicious nature of the links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 7
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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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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://lozipotod.ru/123?utm_term=russian+tv+channels+app+for+android PDF link annotation
- https://fekakekofum.weebly.com/uploads/1/3/4/6/134656499/1552683.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4374536/normal_602b448211558.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4374835/normal_5feffd8b55d16.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4460233/normal_602d0c9addd97.pdfIn PDF document text
- https://wapawovukeped.weebly.com/uploads/1/3/5/3/135333371/kibawe.pdfIn PDF document text
- https://kuwodugedo.weebly.com/uploads/1/3/0/7/130739904/4263730.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4403951/normal_5fea22fc40c62.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4412775/normal_6065b12caa3ba.pdfIn PDF document text
- https://vipeketiduwe.weebly.com/uploads/1/3/1/6/131636725/wumipuw-xedizeretifoze-jirofenetuto-tibuzi.pdfIn PDF document text
- https://pefikasulanak.weebly.com/uploads/1/3/4/3/134350375/2995499.pdfIn PDF document text
- https://fukuzodi.weebly.com/uploads/1/3/5/3/135329923/jiwunud_zeromodumafego_wigotezurox_piwobufuzo.pdfIn PDF document text
- https://lexifomaxinu.weebly.com/uploads/1/3/4/5/134595187/a8448.pdfIn PDF document text
- https://xeluluferira.weebly.com/uploads/1/3/4/2/134266649/tunumijepabezo.pdfIn PDF document text
- https://zuwexonoporij.weebly.com/uploads/1/3/5/3/135317719/cbbd1d.pdfIn PDF document text
- https://xijanejomasug.weebly.com/uploads/1/3/4/5/134506458/dagetupazivoputo.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4421472/normal_604ddb4619ed1.pdfIn PDF document text
- https://nixalimug.weebly.com/uploads/1/3/2/6/132680811/3358069.pdfIn PDF document text
- https://gamurewum.weebly.com/uploads/1/3/4/4/134437387/somobe.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4491155/normal_5ff773c959a3f.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4381551/normal_6061764e544db.pdfIn PDF document text
- https://viriparerari.weebly.com/uploads/1/3/5/9/135978168/7250892.pdfIn PDF document text
- https://seroselek.weebly.com/uploads/1/3/4/6/134636573/9769630.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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_off0000fbaa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBAA | 5312 bytes |
SHA-256: 4116b7e9a5c25308ad065e8ec2ed1a263ad65ce320cc8cda99bf6fed8bf8e906 |
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font_01_sfnt_off00010dc1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10DC1 | 10564 bytes |
SHA-256: 06e6134fb2071005cc03e86767b9355864bedfefaee9a2016d28d22167f66960 |
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