MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ClamAV and an ML classifier. It contains a large number of external links, many pointing to disposable hosting, suggesting a link farm or phishing operation. The document body, though heavily obfuscated, references 'Hp 8600 plus printer ink system failure', indicating a lure to trick users into clicking malicious links.
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 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://jumiwimov.ru/strik?utm_term=hp+8600+plus+printer+ink+system+failure PDF link annotation
- https://cdn-cms.f-static.net/uploads/4475209/normal_603eb8a374612.pdfIn PDF document text
- https://pelazokud.weebly.com/uploads/1/3/0/7/130775509/a63b507a60681b.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4460255/normal_5fd252ed26d7c.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4479213/normal_5fdd8a1fd4ffd.pdfIn PDF document text
- https://wofexajolevesi.weebly.com/uploads/1/3/5/3/135302186/3231660.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4405179/normal_60404ef82371d.pdfIn PDF document text
- https://tanutalavisa.weebly.com/uploads/1/3/4/0/134000413/repuvosemer-loxinezaso-lokowazirawij.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4428329/normal_602b0e3e7006a.pdfIn PDF document text
- http://befotuke.mywebcommunity.org/quote_from_huck_finn.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/137f9ba8-ba5c-461f-970b-bc2a3fae851c/shoprider_scooter_battery_pack.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/79d3fe76-e475-407e-8649-47c8e098fece/does_sky_go_work_with_airplay.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e65d902d-6d69-4994-8571-72d7419e9190/33616352683.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0b1a467d-5bda-4ab8-a7fb-67bd7b60e5e4/30629069802.pdfIn PDF document text
- http://rugefar.myartsonline.com/mathematics_questions_and_answers_download.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/dcd063d4-cde0-447a-9a81-f85eeb0cfa2f/59865267492.pdfIn PDF document text
- http://dolanuvusipegu.myartsonline.com/56223202240.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3fed9c93-5015-43e9-bdbc-9b72e588c15f/37809750426.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/cbc7f4e2-839d-4094-9f5a-86696d70745f/3138022319.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6eacba1c-ac99-4006-80f0-98493e376739/5458284289.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_off0000dab3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAB3 | 5664 bytes |
SHA-256: f29926318b1c179026a669a4260f40f9d63f2c9e9db87b76afee4d1602da26bf |
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font_01_sfnt_off0000edee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDEE | 11120 bytes |
SHA-256: b34471c9ba310b76ce6cf11878eefb5f2a18b3fde9bdff87af8411ce0e9a4ee1 |
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