MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous external URIs, with a primary suspicious URL pointing to a domain associated with a search term for 'autocad free trial limitations', suggesting a phishing or malware distribution lure. The PDF's structure and content, despite being heavily obfuscated, align with known phishing and malware delivery techniques.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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 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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://botokaw.ru/strik?utm_term=autocad+free+trial+limitations PDF link annotation
- https://cdn-cms.f-static.net/uploads/4457332/normal_605912bb74770.pdfIn PDF document text
- https://cdn.sqhk.co/vemosoveveb/if2ijGl/kavesijokuvelorazab.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4449004/normal_5fe908f7c92c7.pdfIn PDF document text
- https://cdn.sqhk.co/wuvitatutuv/9gsgehf/another_word_for_master_copy.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4379034/normal_60004de12cc35.pdfIn PDF document text
- http://kejumazinanu.mywebcommunity.org/anastasia_broadway_musical_script.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4454432/normal_5fc7e8cb38ffb.pdfIn PDF document text
- https://cdn.sqhk.co/ruretibot/dCvORXY/stickman_dismounting_apk_hile.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4402940/normal_6021687cdfc1e.pdfIn PDF document text
- https://cdn.sqhk.co/dibirolinu/gghfgiZ/street_fighter_4_3d_tier_list.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4475859/normal_604e16072d0f1.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4390095/normal_5fffdcdba3077.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4502567/normal_6020ffa25f092.pdfIn PDF document text
- http://nonowun.mywebcommunity.org/53318216233.pdfIn PDF document text
- http://wedamevurebu.22web.org/five_canterbury_tales_geoffrey_chaucer.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://kukalofawofami.epizy.com/52592409158.pdfIn PDF document text
- http://gunexukod.epizy.com/layout_template_html.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/50d4dd73-0b7d-458b-9d97-83da70234582/cuanto_equivale_6_pulgadas_en_milimetros.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/93956c07-a826-4aa0-8806-1de116bc4e66/85479587091.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_off0000e5eb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5EB | 4032 bytes |
SHA-256: 0889862b27db6f16b93976eb66cb8744d0b4cbda0195e93c42d6762382b7db91 |
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font_01_sfnt_off0000f45b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF45B | 5156 bytes |
SHA-256: 4f867d4424ecb1e19489c377127c75454e3d83d27192cf08cf983a01c8ddb176 |
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font_02_sfnt_off000105d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105D4 | 11960 bytes |
SHA-256: 4f9a754ed8d26b3a43b6d9748f6055ab885f37976ec1997661077cbccf8cfe09 |
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