MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with one identified as a malicious redirector. The document body, though heavily obfuscated, includes the URL 'https://ttraff.cc/pify?keyword=digging+the+africanist+presence+in+american+performance+pdf', 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 strategy. 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.cc/pify?keyword=digging+the+africanist+presence+in+american+performance+pdf
- http://files.lllofmenh.org/uploads/1/3/2/6/132681824/cba3f5f9dddf4.pdf
- http://files.talentztickets.com/uploads/1/3/2/6/132681928/xejivid.pdf
- http://files.willowtreecathotel.co.uk/uploads/1/3/1/3/131381518/vemevipuwozuwuv.pdf
- https://cdn.shopify.com/s/files/1/0431/2986/4343/files/voromurajagedopeludezukux.pdf
- https://cdn.shopify.com/s/files/1/0430/7091/4717/files/67419499066.pdf
- https://cdn.shopify.com/s/files/1/0433/5167/0943/files/dilemipovifibevuvilotize.pdf
- https://cdn.shopify.com/s/files/1/0428/2312/3100/files/metafisica_de_aristoteles_giovanni_reale.pdf
- https://cdn.shopify.com/s/files/1/0433/9010/7815/files/new_headway_beginner_4th_edition_download.pdf
- https://cdn.shopify.com/s/files/1/0428/6126/5062/files/62078_iphone-_sync.pdf
- https://cdn.shopify.com/s/files/1/0440/7482/7941/files/durij.pdf
- https://cdn.shopify.com/s/files/1/0437/0356/6486/files/7823244473.pdf
- https://cdn.shopify.com/s/files/1/0439/0528/6296/files/architektura_i_biznes.pdf
- https://cdn.shopify.com/s/files/1/0428/5408/8871/files/77173419390.pdf
- https://cdn.shopify.com/s/files/1/0433/3459/8809/files/ctet_answer_key_december_2020_download.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_off00006943.bin41b58c079b4378472622469b7ae8da390e33d00dc95183029eecee03bdda8f9b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6943 | 5536 bytes |
font_01_sfnt_off00007bfd.bind5538fc80425e16b14226fb8b69b0675f3ac176797f722823f4453ad1caa5528 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BFD | 10628 bytes |
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