MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous external links, many pointing to disposable hosting, and is flagged as a link farm. The ClamAV detection and ML classifier strongly indicate malicious intent, specifically identified as Pdf.Phishing.Trojan. The document body, though heavily garbled, suggests a lure related to an HP printer service manual, likely to trick users into clicking the embedded URLs which are designed to lead to phishing or malware distribution sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
Heuristics 6
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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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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://fokemale.ru/strik?utm_term=hp+laserjet+pro+m1536dnf+service+manual+pdf PDF link annotation
- https://static.s123-cdn-static.com/uploads/4385021/normal_5ff4d19e63da1.pdfIn PDF document text
- http://graatorama.fun/kamirigajirnr9br.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4483362/normal_606b638cca8be.pdfIn PDF document text
- https://jevezorubik.weebly.com/uploads/1/3/4/8/134864628/2933491.pdfIn PDF document text
- http://sberhome.ru/pantalla_sharp_lc-60le650u_precio2s4dc.pdfIn PDF document text
- http://chategratis.online/16411371937i2k9m.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4412382/normal_604cd22218416.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4413585/normal_5fff78b2457c7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4481059/normal_6025a02963699.pdfIn PDF document text
- http://stankoff.org/xbox_360_controller_driver_windows_7_64_bit_downloadoyg9m.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4468267/normal_6062acd22935b.pdfIn PDF document text
- https://logikepuni.weebly.com/uploads/1/3/4/4/134459966/99639f9.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4460477/normal_601d789f1e6b2.pdfIn PDF document text
- http://autoupgrade.website/29313424036dpecv.pdfIn PDF document text
- https://fodivavix.weebly.com/uploads/1/3/1/4/131483454/7f71fa79df95a.pdfIn PDF document text
- http://galoomer.online/best_buy_ps5_launch_day_pickupho76b.pdfIn PDF document text
- https://jifemeput.weebly.com/uploads/1/3/4/3/134398411/bukimakabojipid-karatopori.pdfIn PDF document text
- http://useplafond.xyz/change_wordpress_user_login_url_urlriz75.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4407313/normal_6031be51c8fe3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4391907/normal_606d5a2a08dd5.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://dc273c12-e125-4738-b2e6-b96bc4bd5eb7.filesusr.com/ugd/c8df25_a9cfa8fb37eb47db842fbab398c288b5.pdf?index=trueIn PDF document text
- https://2acf176d-1645-44e4-83be-c67f7ac9af6b.filesusr.com/ugd/e72dd6_d7944a1e8de34447971e18bf36784076.pdf?index=trueIn PDF document text
- https://cb47f074-0476-4434-b381-5672a365cab8.filesusr.com/ugd/c46c8a_8145296ea0f94cdd97279f7cc15d72d3.pdf?index=trueIn PDF document text
- https://61090d85-22e6-4724-b969-52a17785150c.filesusr.com/ugd/952c2e_5e7bcb4d8f2646c0b5f36b9139e64b62.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_off0000eb45.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB45 | 5892 bytes |
SHA-256: 5efa195594e345828ffeedcb99e24e2ab29e1ef65ab335551e7b713411001c31 |
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font_01_sfnt_off0000ff4f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF4F | 10392 bytes |
SHA-256: 4bc0451b7471f1fcacb953dc6c0f4db4611534c085db26cdaf0e4065d08a6212 |
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