MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF was flagged as malicious due to a critical heuristic identifying it as a redirector link farm, pointing to 'https://ttraff.com/pify?keyword=torrent+vr+porn'. The document body, though heavily obfuscated, also contains this URL and numerous other links, many hosted on cdn.shopify.com, suggesting a link-farming or redirection scheme to hide the ultimate malicious destination. The ML classifier also strongly indicated maliciousness.
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=torrent+vr+porn
- http://files.arjunray.com/uploads/1/3/0/8/130815437/266bedb26fd5.pdf
- http://files.southdartmoorcommunityenergy.org/uploads/1/3/1/8/131856185/9059338.pdf
- http://files.jessicasalfia.com/uploads/1/3/1/4/131437158/7671644.pdf
- https://cdn.shopify.com/s/files/1/0432/9072/2469/files/what_is_an_example_of_an_oligopoly.pdf
- https://cdn.shopify.com/s/files/1/0430/8202/3061/files/minecraft_scientist_skin.pdf
- https://cdn.shopify.com/s/files/1/0437/6081/2189/files/60197472781.pdf
- https://cdn.shopify.com/s/files/1/0428/3177/3852/files/tugek.pdf
- https://cdn.shopify.com/s/files/1/0427/9818/6652/files/proficy_machine_edition.pdf
- https://cdn.shopify.com/s/files/1/0435/6302/4542/files/67659155926.pdf
- https://cdn.shopify.com/s/files/1/0432/5235/1144/files/kosofo.pdf
- https://cdn.shopify.com/s/files/1/0435/2537/4103/files/getuwadaberarilagovogeri.pdf
- https://cdn.shopify.com/s/files/1/0429/9862/8501/files/68127018535.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/tovetutokukike.pdf
- https://cdn.shopify.com/s/files/1/0441/3430/1848/files/43699535070.pdf
- https://cdn.shopify.com/s/files/1/0435/5974/7745/files/99970788516.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_off000077b6.bin9a135572f5412cd1ea0640915adf36cd8a1e58a6784914fba24f0625a92a15aa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x77B6 | 4400 bytes |
font_01_sfnt_off000086c5.bin0fc08d74a591977d1a72e9b57020c715277e8954deb2b519c7ca1d83818e030c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x86C5 | 10744 bytes |
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