MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links, one of which, 'https://ttraff.ru/pify?keyword=drager+anaesthesia+machine+pdf', is identified as a malicious redirector. The document body, though heavily obfuscated, also contains this URL and numerous other links to Shopify-hosted PDFs, suggesting a link farm or redirection strategy. The ML classifier strongly flagged this PDF as malicious, supporting the conclusion that it is designed to redirect users to harmful 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=drager+anaesthesia+machine+pdf
- http://files.path2wine.com/uploads/1/3/1/3/131379894/vitexes_divirowafa_kadisurawagemod.pdf
- http://files.wilsonyoungchoir.com/uploads/1/3/2/8/132815791/2adff.pdf
- http://files.oriolcuadernpuig.com/uploads/1/3/1/6/131606901/b2c26b912.pdf
- https://cdn.shopify.com/s/files/1/0435/6859/5112/files/33433834713.pdf
- https://cdn.shopify.com/s/files/1/0429/8833/9361/files/26050253397.pdf
- https://cdn.shopify.com/s/files/1/0430/1121/1425/files/85804634464.pdf
- https://cdn.shopify.com/s/files/1/0428/2023/9519/files/wimowewipovuvonubejemud.pdf
- https://cdn.shopify.com/s/files/1/0431/4162/8072/files/wudakufiwisubifixokimugok.pdf
- https://cdn.shopify.com/s/files/1/0431/6895/6578/files/benefonunelu.pdf
- https://cdn.shopify.com/s/files/1/0434/1576/5153/files/tepunatopexubosofi.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/tizisixurodegu.pdf
- https://cdn.shopify.com/s/files/1/0431/8245/7000/files/jivalolojofupaninigupowuf.pdf
- https://cdn.shopify.com/s/files/1/0431/5627/5360/files/verbal_and_nonverbal_communication_free_download.pdf
- https://cdn.shopify.com/s/files/1/0432/7197/9171/files/52619860250.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_off00008247.bin6ccf1c18d64b3643e1c58e1f1a23ce1c8806905571d3ada850334c773246d1a2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8247 | 5536 bytes |
font_01_sfnt_off000094eb.bin55f4043628e3e1fe75d3d6bb12aa6f8a47f83a737371fd6896b6a1f6137c216f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x94EB | 10012 bytes |
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