MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector. The document body, though partially corrupted, includes the URL 'https://ttraff.com/pify?keyword=bubble+sort+pseudocode', suggesting a lure to a malicious site. The presence of a large number of external PDF links, many hosted on Shopify, indicates a link farm designed to distribute malicious content. The ML classifier 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.com/pify?keyword=bubble+sort+pseudocode
- http://files.malleeonlinesolutions.com/uploads/1/3/0/7/130739265/3bebd7.pdf
- http://files.thelandscapearchitects.com/uploads/1/3/0/7/130775557/gunoretele-bodirajulupa-paxebomiz.pdf
- http://files.oea308.org/uploads/1/3/0/8/130813100/zezaxibal-safudup-daluvavab.pdf
- http://files.ebrubinsteinassociates.com/uploads/1/3/2/8/132814980/gifijifuleval_jomali_xibavap_wepajifamix.pdf
- http://files.tornpaperpaintings.com/uploads/1/3/2/7/132740327/rosirilatinasoj-zilegav.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/vunumegosuvuvorewufo.pdf
- https://cdn.shopify.com/s/files/1/0428/5687/4151/files/86503355530.pdf
- https://cdn.shopify.com/s/files/1/0437/0386/1416/files/acps_eschool_solutions.pdf
- https://cdn.shopify.com/s/files/1/0437/7640/9751/files/niwirifewabitatuparaxa.pdf
- https://cdn.shopify.com/s/files/1/0433/9544/8997/files/22582954167.pdf
- https://cdn.shopify.com/s/files/1/0431/5460/4198/files/peboxev.pdf
- https://cdn.shopify.com/s/files/1/0429/3161/7945/files/mipuginamupomo.pdf
- https://cdn.shopify.com/s/files/1/0434/5679/0695/files/4912217739.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/39720928980.pdf
- https://cdn.shopify.com/s/files/1/0434/9581/7382/files/jokam.pdf
- https://cdn.shopify.com/s/files/1/0431/8344/0030/files/jokipox.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_off00006380.bincdf809987ba397a32106188d0d84c1a364db764438818cd5cd742bd55e5f264c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6380 | 5044 bytes |
font_01_sfnt_off000074b0.bin520ac53c07e509e678ca5f87f07e8a8971c7d211bb07b4c2127e65245aed7141 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74B0 | 10264 bytes |
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