MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous links to external websites, many of which are part of a link farm designed to host malicious content. One prominent URL, "https://ttraff.ru/wb?keyword=moto%20x4%20manual%20network%20selection", is identified as a malicious redirector. The document body, though partially obfuscated, also contains this URL and appears to be a lure related to a "Moto x4 manual". The ML classifier strongly flagged this PDF as malicious, supporting the conclusion that it is designed to redirect users to harmful sites.
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.ru/wb?keyword=moto%20x4%20manual%20network%20selection In PDF document text
- http://files.mitemplosagrado.com/uploads/1/3/1/3/131383255/1a29a9be209c6c6.pdfIn PDF document text
- http://files.ishan-yu.com/uploads/1/3/2/8/132815752/4666919.pdfIn PDF document text
- http://files.dartendistrict.com/uploads/1/3/1/8/131856381/jarukid.pdfIn PDF document text
- http://files.suisvisualarts.com/uploads/1/3/1/3/131383510/1253636.pdfIn PDF document text
- http://files.hsc3knives.com/uploads/1/3/0/9/130969243/a00465f049b.pdfIn PDF document text
- http://files.ncam.ac.nz/uploads/1/3/0/7/130776788/a94fe6a1c2f25a.pdfIn PDF document text
- http://files.bingocompany.net/uploads/1/3/1/3/131379612/d2857f2095895b.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://gedukajira.files.wordpress.com/2020/06/35839777063.pdfIn PDF document text
- https://vupejesos.files.wordpress.com/2020/06/valunibojupakifug.pdfIn PDF document text
- https://pexiweki.files.wordpress.com/2020/06/83306524923.pdfIn PDF document text
- https://vugerudima.files.wordpress.com/2020/06/86632286407.pdfIn PDF document text
- https://zitexop.files.wordpress.com/2020/07/jatejufinixuzofemadu.pdfIn PDF document text
- https://lazevozazu.files.wordpress.com/2020/07/xeruwuwuwez.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000055a8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x55A8 | 4644 bytes |
SHA-256: 3719afff0b263a775802fe633cf4a7e0377b530328a22878186afdbeb9ad6421 |
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font_01_sfnt_off000065eb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65EB | 5144 bytes |
SHA-256: ccc4932254dd3d996b4fa897e1dca44ab4c642c3fe1fa88df923f95cd70bb138 |
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font_02_sfnt_off0000776b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x776B | 9560 bytes |
SHA-256: 34fc452c851362f2cbac61fbe0472b80a4b3516e41cb94d592a68e750f15d935 |
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font_03_sfnt_off00009866.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9866 | 17028 bytes |
SHA-256: ab52cd6058e2387e28f9e08a9bfb9d9562fc63bb839c0e172710fef602dfda09 |
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