MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links that point to a known malicious redirector infrastructure, specifically 'ttraff.ru'. The document body, though heavily obfuscated, contains the same URL, suggesting a lure to trick users into clicking it. The presence of a large number of external PDF links, many hosted on Shopify, indicates a link farm designed to improve SEO for malicious content. The ML classifier strongly supports the malicious nature of this PDF.
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=alternative+dispute+resolution+techniques+pdf
- http://xemowidiz.janeteggen.com/uploads/1/3/1/4/131453574/833e8.pdf
- http://files.bkdoula.com/uploads/1/3/0/8/130874035/305554.pdf
- http://fubok.stbartswednesbury.com/uploads/1/3/1/1/131164250/lotepig.pdf
- https://cdn.shopify.com/s/files/1/0429/2273/7830/files/wapavatumijonelegurigutaz.pdf
- https://cdn.shopify.com/s/files/1/0434/6681/7689/files/32230841590.pdf
- https://cdn.shopify.com/s/files/1/0435/0862/9663/files/65887888719.pdf
- https://cdn.shopify.com/s/files/1/0432/7260/1756/files/lulagegibomolevid.pdf
- https://cdn.shopify.com/s/files/1/0427/5650/5756/files/movobefaziri.pdf
- https://cdn.shopify.com/s/files/1/0432/9324/5590/files/90253860729.pdf
- https://cdn.shopify.com/s/files/1/0440/9180/1752/files/egyptian_symbols_and_meanings.pdf
- https://cdn.shopify.com/s/files/1/0439/4831/0683/files/96382564752.pdf
- https://cdn.shopify.com/s/files/1/0433/4613/3157/files/maweloxofexewunudetiwof.pdf
- https://cdn.shopify.com/s/files/1/0432/8734/7360/files/ototoxicidad_por_medicamentos.pdf
- https://cdn.shopify.com/s/files/1/0434/7727/0692/files/bitaguz.pdf
- https://cdn.shopify.com/s/files/1/0431/7921/2959/files/my_business_verizon.pdf
- https://cdn.shopify.com/s/files/1/0430/0328/1571/files/xonolugokagojoj.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c764.bin1640a650615140fcded3f24c6f0a25bebc8afbf375285d8290c125bc5603f611 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC764 | 5416 bytes |
font_01_sfnt_off0000d9c9.bin3db2a462676c3566e259e5ee8bf32f554585109fa16aec06344525ccf292fc04 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD9C9 | 10456 bytes |
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