MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous external links, many pointing to disposable hosting, suggesting a link farm or redirection scheme. The primary URL, 'https://jacksth.ru/award?keyword=bloomberg+terminal+functions+pdf', is likely a lure to a phishing or malware-hosting site. ClamAV and ML classifiers also flagged this PDF as malicious, indicating a high likelihood of malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9961
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://jacksth.ru/award?keyword=bloomberg+terminal+functions+pdf PDF link annotation
- https://tunikasas.weebly.com/uploads/1/3/1/4/131438809/pimiwopal-nuwatipa.pdfIn PDF document text
- https://betepojikimiji.weebly.com/uploads/1/3/0/8/130874485/ruwumaromad.pdfIn PDF document text
- http://jatepemiv.22web.org/58782059500.pdfIn PDF document text
- https://bufaxivija.weebly.com/uploads/1/3/1/3/131383981/fejolizi.pdfIn PDF document text
- https://golisarupu.weebly.com/uploads/1/3/5/3/135317681/676efdf81.pdfIn PDF document text
- https://jotuxopa.weebly.com/uploads/1/3/4/2/134265841/62be5.pdfIn PDF document text
- https://kebonipima.weebly.com/uploads/1/3/0/7/130740513/dosebu_xexemogaw_rirag.pdfIn PDF document text
- http://newoxoxi.mywebcommunity.org/rodevev.pdfIn PDF document text
- https://vowipolijej.weebly.com/uploads/1/3/4/7/134713390/gabudabigekidiz.pdfIn PDF document text
- https://lapaluletegole.weebly.com/uploads/1/3/4/6/134679291/3988975.pdfIn PDF document text
- https://dizorewumuzesab.weebly.com/uploads/1/3/4/0/134012942/kuxapari.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/dojivewobasuval/rixurevewosi.pdfIn PDF document text
- https://bef89f6e-6323-4b84-ad9d-a44490bfcc4f.filesusr.com/ugd/96768c_27624e6b98bc4f1a9737f290ebed36d3.pdf?index=trueIn PDF document text
- http://tuvinasonim.epizy.com/bepuganuraduxuwe.pdfIn PDF document text
- https://s3.amazonaws.com/zabevog/71471620807.pdfIn PDF document text
- http://famirasavu.epizy.com/diccionario_biblico_teologico_catolico.pdfIn PDF document text
- http://pamekeweligemak.rf.gd/86878179.pdfIn PDF document text
- https://515a9975-19bb-4041-9922-7b1a45dc692c.filesusr.com/ugd/f34823_67838b7501294410a4ed2d23e355af39.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/bubeto/securing_windows_server_2016_book.pdfIn PDF document text
- https://s3.amazonaws.com/tomaxade/zukufanobek.pdfIn PDF document text
- https://s3.amazonaws.com/wujanozo/gofuvovaxomavud.pdfIn PDF document text
- http://benamow.myartsonline.com/jamebeviwab.pdfIn PDF document text
- http://sinusudixuxuwad.atwebpages.com/jutiwo.pdfIn PDF document text
- http://favuzokusom.rf.gd/neet_answer_key_2016_allen.pdfIn PDF document text
- http://nisetekotixob.myartsonline.com/dungeons_and_dragons_basic_set_1983.pdfIn PDF document text
- https://ba789de2-c385-43ee-b32d-a34c698d1993.filesusr.com/ugd/b7082a_821fbbf084a646ff80198e973e97e936.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_off00010036.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10036 | 5664 bytes |
SHA-256: 920eba9b5df302776649c9e0445cfa5920f41ca693653b8d063635fae29310c3 |
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font_01_sfnt_off00011360.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11360 | 11152 bytes |
SHA-256: f8e31e61adf4f5bac36882f82d1807dfe77461185e714187725be98366cb793c |
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