MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment
T1204.002 Malicious Link
T1059.001 Command and Scripting Interpreter: PowerShell
The PDF file contains numerous embedded links, many of which point to Shopify-hosted PDFs, forming a link farm. One critical heuristic identified a direct link to a known malicious redirector, ttraff.com. The document body, though heavily obfuscated, contains the URL 'https://ttraff.com/pify?keyword=birds+sound+music', indicating a lure to a potentially malicious site. The ML classifier also strongly flagged this PDF as malicious. The primary attack pattern involves redirecting users through a network of links, likely to a phishing or malware distribution page.
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.com/pify?keyword=birds+sound+music
- http://files.clearviewresort.com/uploads/1/3/2/6/132681150/kafutolenopibevu.pdf
- https://cdn.shopify.com/s/files/1/0437/9151/5809/files/zesanotajobajase.pdf
- https://cdn.shopify.com/s/files/1/0432/6627/7531/files/12895071606.pdf
- https://cdn.shopify.com/s/files/1/0434/8710/1094/files/57266500564.pdf
- https://cdn.shopify.com/s/files/1/0435/4169/2567/files/13343416387.pdf
- https://cdn.shopify.com/s/files/1/0438/8772/2648/files/36014779873.pdf
- https://cdn.shopify.com/s/files/1/0428/4517/5971/files/wudun.pdf
- https://cdn.shopify.com/s/files/1/0428/1637/2892/files/91172975651.pdf
- https://cdn.shopify.com/s/files/1/0431/2793/1029/files/88176417818.pdf
- https://cdn.shopify.com/s/files/1/0431/6410/6901/files/62755068892.pdf
- https://cdn.shopify.com/s/files/1/0434/0921/1549/files/jujeputawogugokagike.pdf
- https://cdn.shopify.com/s/files/1/0430/8280/9508/files/adjectives_and_nouns_worksheets.pdf
- https://cdn.shopify.com/s/files/1/0430/5652/9565/files/autocad_searchable_text.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_off00005ed8.bine7d99f7d734d6792b493aea7a98337ee60c38fd309a633c74e84255c3e7a1d81 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5ED8 | 4892 bytes |
font_01_sfnt_off00006f59.bina8908ceec01d2ee11908e1ec4cdefacf50ad67fb2590073ad680a649a2205b07 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F59 | 9980 bytes |
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