MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, specifically pointing to 'https://ttraff.ru/pify?keyword=maven+3.0+5+download'. This URL is part of a link farm designed to attract traffic, likely for malicious purposes. The document body, though heavily obfuscated, contains references to 'Maven 3.0 5 download', suggesting a lure to trick users into clicking the malicious link. The ML classifier also strongly flagged this PDF as malicious.
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=maven+3.0+5+download
- http://genamawu.a-mfoundation.com/uploads/1/3/1/1/131163763/6467735.pdf
- http://files.gtqueens.com/uploads/1/3/1/4/131407226/2415900.pdf
- http://kezenemif.pilgrimcamp.net/uploads/1/3/1/4/131438860/1e3016a60e85cd.pdf
- http://files.belvons.com/uploads/1/3/0/9/130969357/d33759be18.pdf
- https://cdn.shopify.com/s/files/1/0427/6633/6167/files/74719796086.pdf
- https://cdn.shopify.com/s/files/1/0432/2348/2525/files/lepolixifitopudisiwan.pdf
- https://cdn.shopify.com/s/files/1/0437/1218/4474/files/mavak.pdf
- https://cdn.shopify.com/s/files/1/0439/2543/8619/files/vubedojegurufebagole.pdf
- https://cdn.shopify.com/s/files/1/0439/0577/7832/files/18109322141.pdf
- https://cdn.shopify.com/s/files/1/0431/4519/9767/files/57211502131.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/ziwodukujaluladiludu.pdf
- https://cdn.shopify.com/s/files/1/0431/2442/4870/files/beginner_yoga_routine.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/tefabojukiva.pdf
- https://cdn.shopify.com/s/files/1/0427/6856/4380/files/dejuwevokaselonafin.pdf
- https://cdn.shopify.com/s/files/1/0429/8850/3203/files/revejemunujajokamadagewig.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_off000068ad.bin1fe7181ff631bc2c324c444d3fd5ac6cb5612afe48ece19554ab847a39678850 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x68AD | 5164 bytes |
font_01_sfnt_off00007a73.binc84d21b7eb7a879d2f64f6cbfaaf31c5fafd585e315317f2fc07a8665717e793 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A73 | 14852 bytes |
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