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, indicating a high likelihood of malicious intent. It contains a large number of external links, many pointing to disposable hosting, suggesting a link farm or SEO spam operation. The embedded URLs and the document's structure suggest it is designed to redirect users to potentially harmful websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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/aws?utm_term=immanuel+kant+books+online PDF link annotation
- https://ritibamubube.weebly.com/uploads/1/3/1/4/131437410/8933581.pdfIn PDF document text
- https://cdn.sqhk.co/xogedusov/0ILiiag/91468672429.pdfIn PDF document text
- https://famonusowofem.weebly.com/uploads/1/3/4/3/134349488/tokupetupebek.pdfIn PDF document text
- https://cdn.sqhk.co/bipuzojafa/jhhcgjg/musicians_friend_coupon_code_april_2020.pdfIn PDF document text
- https://kukibujez.weebly.com/uploads/1/3/1/6/131637652/213562611f8ca55.pdfIn PDF document text
- https://tetunabirudav.weebly.com/uploads/1/3/0/8/130874278/baxaxekagup.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://uploads.strikinglycdn.com/files/40d00de6-763a-43f3-9c36-cac809c57d9c/45770568071.pdfIn PDF document text
- https://ff9dba89-6132-4485-99c2-ace8a2453124.filesusr.com/ugd/c3f59f_30b2675aee414facaab4d053bc18820d.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/51cbcfd4-7ca5-4c73-91eb-8eccb3665495/pippin_revival_score.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f45bcd78-3639-46d5-9935-401dc8eb1cde/newoxalozufiwuz.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/369ba858-3f04-490c-8465-457672554d0f/2297258875.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/084d6abc-7ea1-4f3a-958b-b5f89d5cd360/96618644477.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f4be4ca9-e8d8-4f45-bdfa-00761082001f/i_am_a_man_lyrics_o_brother_where_art_thou.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3e81bf0f-b1af-4603-8ea6-367171111766/comcast_remote_codes_for_cable_box.pdfIn PDF document text
- https://03f57db0-fbcf-46ec-8713-21b5992b8512.filesusr.com/ugd/455f95_f55cc996e3a749048e2c73ada1a485ff.pdf?index=trueIn PDF document text
- https://f26e6bca-ce10-4524-9610-ed5ef7c8d48b.filesusr.com/ugd/ac8c68_65860cadb2a0415abed9529c0ab235a9.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/1b80fb8f-7523-4287-8c39-ce2acc288dcb/pharmacy_sig_codes_cheat_sheet.pdfIn PDF document text
- https://b6de9e3f-c562-4e05-b5ee-70895c8060ae.filesusr.com/ugd/3801ff_c27eb41a7fa24eb3a5aae665c85628c5.pdf?index=trueIn PDF document text
- https://b962d5b8-8819-42e3-9ba3-d95e8366760e.filesusr.com/ugd/f51585_4192b9a2f5064ad3afab446df86649d9.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000161d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x161D7 | 4756 bytes |
SHA-256: 9abb233098931f4fa02d484dc7430976f64f7a4b85f40f3429523bdde5dbd053 |
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font_01_sfnt_off000171db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x171DB | 10896 bytes |
SHA-256: 3277f90d1d87fd701346df7dadcfe41384a88dc0d38bb3fba203738719a6b23c |
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font_02_sfnt_off000196be.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x196BE | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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