MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document functions as a link farm, directing users to a malicious redirector and numerous other PDF files hosted on disposable domains. The embedded URLs, such as 'https://ttraff.me/123?keyword=frog+dissection+lab+manual', are indicative of a phishing or scam attempt designed to lead users to potentially malicious content. The ML classifier strongly flagged this PDF as malicious, supporting the conclusion that it is part of a malicious campaign.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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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://ttraff.me/123?keyword=frog+dissection+lab+manual In PDF document text
- https://nitetezelimon.weebly.com/uploads/1/3/1/4/131438651/5932287.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4405184/normal_5f983375a5c69.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4365553/normal_5f9f432f95fcb.pdfIn PDF document text
- https://jamafijuzu.weebly.com/uploads/1/3/1/4/131437216/belijenugebiri.pdfIn PDF document text
- https://s3.amazonaws.com/putelekireza/golf_gps_apps_for_iphone.pdfIn PDF document text
- https://pitimonajavigo.weebly.com/uploads/1/3/1/3/131383860/sulifupozagasama.pdfIn PDF document text
- https://zadumeredevasax.weebly.com/uploads/1/3/1/4/131453870/4441521.pdfIn PDF document text
- https://guzuzixud.weebly.com/uploads/1/3/4/3/134357052/karawuvelepapidup.pdfIn PDF document text
- https://bopilewe.weebly.com/uploads/1/3/4/5/134523270/xusapokep.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4367947/normal_5fa3c1decc037.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366008/normal_5f87042fdc7e8.pdfIn PDF document text
- https://nitetezelimon.weebly.com/uploads/1/3/1/4/131438651/2f71ea5ecff44a.pdfIn PDF document text
- https://s3.amazonaws.com/zasepo/25299355209.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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
🗂 Part of campaign:
f-static.net
4 samples
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000063f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63F0 | 5352 bytes |
SHA-256: 01aadc3857b5faa1ce99082a7fa4cc386c2478bc8ec873c495cd442bbda46be9 |
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font_01_sfnt_off00007613.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7613 | 9972 bytes |
SHA-256: 1cc1e7ca504b2126f6cbedfc1f71d2cc228087856cbc2dac840f2b0dd86cc369 |
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