MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a large number of external links, with one pointing to 'mezovuduw.ru', suggesting a phishing or SEO spam campaign. The presence of numerous links on disposable hosting further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 6
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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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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://mezovuduw.ru/aws?utm_term=how+much+is+a+2015+subaru+impreza+worth PDF link annotation
- https://manajizi.weebly.com/uploads/1/3/4/9/134902852/846ac52.pdfIn PDF document text
- https://malekijewa.weebly.com/uploads/1/3/0/8/130813883/moginozilameja.pdfIn PDF document text
- http://zumikavu.22web.org/cdata_in_xml_format.pdfIn PDF document text
- https://zuxomizo.weebly.com/uploads/1/3/2/7/132710603/83276f216f.pdfIn PDF document text
- https://zusavakaki.weebly.com/uploads/1/3/0/8/130815140/1cfb5c844.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://a134ef9b-a212-4d8e-a35f-da3d896bbd40.filesusr.com/ugd/dadc92_2c3518855e68420394ba5731a638bef9.pdf?index=trueIn PDF document text
- https://307a23dc-bb60-4906-9a68-69e45957aa19.filesusr.com/ugd/d2057d_c4e6acbe42bd4bad8d92133069745677.pdf?index=trueIn PDF document text
- https://e437b920-fa79-41d5-b67c-0ca059f4e77a.filesusr.com/ugd/d97c10_d775545cd31e41c383bb7f08e621f4ec.pdf?index=trueIn PDF document text
- https://e5447efa-8854-4d04-834e-f0bbd7438c8b.filesusr.com/ugd/ac612b_b1c60bd10da649d1b4605ec6c1eec6d4.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/jaloto/whatsapp_messenger_android_app.pdfIn PDF document text
- https://c370dac7-4848-4fa0-a6df-94361299e8ba.filesusr.com/ugd/fa6303_2e6b820eecfc429bb93e69e1cf6dffdb.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/buwosevax/free_apple_keynote_timeline_template.pdfIn PDF document text
- https://8ecf7690-1f99-4e28-a4b6-3228ba9731d7.filesusr.com/ugd/63d3ad_6c77c85b46c2480b8d4ebcec82a25cab.pdf?index=trueIn PDF document text
- https://b5526579-b22d-45a0-8251-9885a72cf3eb.filesusr.com/ugd/0cd019_65904b1e14174efbae1975065c7bde31.pdf?index=trueIn PDF document text
- https://89f68ddc-9f98-4e60-8afa-3e0ca6603e9e.filesusr.com/ugd/4725f1_dd718f4609484ec4bd55f08fd7f83953.pdf?index=trueIn PDF document text
- http://velefejaforafe.rf.gd/28277315722.pdfIn PDF document text
- https://s3.amazonaws.com/netinuwa/2016_chevrolet_impala_ltz_manual.pdfIn PDF document text
- https://13fad4bf-7224-44b3-802b-16842e97d241.filesusr.com/ugd/b14664_954b39cb0f9b4714a429602bb6ae0bf8.pdf?index=trueIn PDF document text
- https://c5e26362-acc3-4c40-9db4-ce0cbd355080.filesusr.com/ugd/681527_276e65190c9342929bd91599789f5914.pdf?index=trueIn PDF document text
- http://vijijowop.epizy.com/clinical_infectious_disease_c_diff_guidelines.pdfIn PDF document text
- https://s3.amazonaws.com/zemunomipazikez/73856490762.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f2ff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2FF | 5836 bytes |
SHA-256: 0f021f11da0538558425bace99e02805a755be75ab482c1d1c92709d738cfd2e |
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font_01_sfnt_off000106cd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x106CD | 11260 bytes |
SHA-256: 46a8f8de7abe6d0bad03248c12563976aac9a300d8bf5cf4b1a3a16da92e0d73 |
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