MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of external links, many pointing to disposable hosting services like Weebly, and is flagged as a link farm. ClamAV detected it as 'Pdf.Phishing.Trojan', and ML classifiers also flagged it as malicious. The presence of numerous external links suggests a potential distribution mechanism for further malicious content or phishing attempts.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
Heuristics 7
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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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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://kuzutuzo.ru/strik?utm_term=aiou+degree+fee+challan PDF link annotation
- https://kodetowunim.weebly.com/uploads/1/3/4/7/134701578/bbe89f76.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4420924/normal_606c11f909a27.pdfIn PDF document text
- https://wenuzivubog.weebly.com/uploads/1/3/5/3/135392435/gifiw_xiwegoronag_wenolobe.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4456996/normal_6026816e325fd.pdfIn PDF document text
- https://nunesevafarub.weebly.com/uploads/1/3/0/8/130874378/wosidumunolawakox.pdfIn PDF document text
- https://xunasumip.weebly.com/uploads/1/3/2/6/132696393/xiwikebuwet.pdfIn PDF document text
- https://dezazobe.weebly.com/uploads/1/3/4/7/134755526/xexikugu-xowasokido.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4417809/normal_60565dd0dadb3.pdfIn PDF document text
- https://lovefuzabuzonif.weebly.com/uploads/1/3/4/1/134109130/zavene_xewob_noxuroka_wolokapun.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4369794/normal_60029643f2aad.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4420260/normal_60317522c416c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4451750/normal_601740202046f.pdfIn PDF document text
- https://wikefazopikevi.weebly.com/uploads/1/3/4/7/134715570/gupebugokufiroxaxel.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/6ff6b35e-3d7a-4aa8-a3af-3d4fa32a637a/discografia_completa_daddy_yankee_mega.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/14824b2d-0469-4e2a-8e56-2481d62aba47/how_much_does_infinix_note_7_cost.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ab448760-ce5e-4136-995d-514a2868cc4f/virawexo.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/610fa509-9cdf-49d0-afb4-b2a42ccd6760/47766207256.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b49c42ba-1bdc-4520-92cc-f77277078e0f/36443542276.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/787c9349-9e5d-4a48-abf5-bf981299d385/99981173431.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/982fffe7-50be-43c8-b8f1-b783be328b08/how_to_use_bella_mini_waffle_maker.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/34402811-e95b-4831-b2ee-d8989bc16ae9/dubudafetuxutu.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_off0000e27f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE27F | 5096 bytes |
SHA-256: 43bbbea0f04d64da05a9abfdb31c713b7c37e2c6a86bfbea2d214898f42f6a7b |
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font_01_sfnt_off0000f3d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3D4 | 10416 bytes |
SHA-256: dfe84796fbe4674ed0ef49d72663dc9dd17900c2f5f0e7afcca6a63612443dbc |
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