MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified 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 services, suggesting it's part of a link farm designed to redirect users to potentially harmful content. The embedded URLs and the heuristic firings strongly suggest a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 6
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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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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 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://traffine.ru/strik?utm_term=stephen+king%2527+s+it+2017+free+online
- https://rofuvawe.weebly.com/uploads/1/3/4/3/134363923/deniterafexij_kagefaxemo.pdf
- https://mopawikivitofa.weebly.com/uploads/1/3/4/3/134347346/7353521.pdf
- https://pibemalogodozod.weebly.com/uploads/1/3/2/6/132681910/9349747.pdf
- https://fuxomuvepanagal.weebly.com/uploads/1/3/4/6/134611725/786bb23fd2d39.pdf
- https://kipujoguburaza.weebly.com/uploads/1/3/4/3/134321983/boboxitikiwogo-wariwudobe-defuzuni-rarakewozazi.pdf
- https://cdn-cms.f-static.net/uploads/4391907/normal_5f8fe1bdcd85b.pdf
- https://pidadilux.weebly.com/uploads/1/3/4/6/134666204/kasibe-mibotuwesetoz.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://uploads.strikinglycdn.com/files/93180423-67d3-485a-ace8-01804b750a5d/xasovubefawikatagefojuwe.pdf
- https://uploads.strikinglycdn.com/files/bd75232e-313b-4261-b90e-3538a2dceaca/driver_parallel_lines_downloads.pdf
- https://uploads.strikinglycdn.com/files/7fc22b5c-45d7-4a3d-bb01-fd968d721007/who_is_the_fastest_growing_army.pdf
- https://s3.amazonaws.com/zuwimadaneb/76299537618.pdf
- https://s3.amazonaws.com/pazifetanegapu/nios_deled_506_assignment_in_hindi.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000de05.bin7d31a62adf7389d00d562cd0b8d1b0156c4a23300b41290638991b1daa30b8e9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE05 | 5348 bytes |
font_01_sfnt_off0000f041.bin9e90f21c47e6c168f7ce1cc526ba58278d42a43c69fa0e638fad890495fcea87 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF041 | 10628 bytes |
font_02_sfnt_off000114a0.binb50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x114A0 | 4324 bytes |
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