MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link to a known malicious redirector, ttraff.ru, which is likely used to deliver a second-stage payload. The document body, though heavily obfuscated, contains this URL and appears to be a lure for a brochure download. The presence of numerous other PDF links suggests a link farm or SEO poisoning tactic to distribute the malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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/pify?keyword=eicher+pro+2049+brochure+pdf
- http://files.strictlyskillsbasketball.com/uploads/1/3/1/4/131411596/fixutul.pdf
- http://files.theprestigemaids.com/uploads/1/3/1/3/131380756/3b9c784ea1ce2.pdf
- http://files.moldingminds.org/uploads/1/3/2/7/132741429/zitininasegarup.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/8457/0019/files/21925542220.pdf
- https://cdn.shopify.com/s/files/1/0433/3315/7014/files/aparato_respiratorio_para_nios.pdf
- https://cdn.shopify.com/s/files/1/0447/5250/2935/files/rafutaxikibefekopefug.pdf
- https://cdn.shopify.com/s/files/1/0431/8904/3358/files/nukaxojaru.pdf
- https://cdn.shopify.com/s/files/1/0434/9224/5666/files/noxofenidumodove.pdf
- https://cdn.shopify.com/s/files/1/0439/5306/2043/files/gijubixiluzufuribu.pdf
- https://cdn.shopify.com/s/files/1/0448/2465/8082/files/52146831909.pdf
- https://cdn.shopify.com/s/files/1/0430/3332/9815/files/97305748135.pdf
- https://cdn.shopify.com/s/files/1/0432/4474/8950/files/gubimalewejagof.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/fufabolip.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
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005732.bin3778d85dd3cb26b5e8dc30eb5815f3e20ef29c6ba34bac3dc71973c6a9f78d8a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5732 | 5436 bytes |
font_01_sfnt_off000069a6.bina7f67e9612dbd95ecd413d6a605853e5423ffe3219c9d07cc4aa7d5210d4c760 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x69A6 | 10152 bytes |
font_02_sfnt_off00008c93.binebd2804bff382343e08f6a42dc45f69f4e794c08b23908ae60ba78ededae74b1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8C93 | 16164 bytes |
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