MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a mass of external links, with one identified as a known malicious redirector. The document body, though partially corrupted, contains the URL 'https://ttraff.cc/pify?keyword=doctrina+del+calvinismo+pdf', which is a critical indicator of malicious intent. The presence of numerous links, many pointing to Shopify domains, suggests a link farm designed to obscure the ultimate destination and potentially distribute malware or conduct phishing. 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=doctrina+del+calvinismo+pdf
- http://files.fit24llc.com/uploads/1/3/2/6/132683188/dogofusi_dixitejo_xuxokukilu.pdf
- http://files.perrymeridianyouthbb.com/uploads/1/3/0/7/130739537/2d70135d69af99.pdf
- http://files.daisyhillacademy.us/uploads/1/3/0/8/130874658/noxofejivab-duvuraginaluv-detupojenoto.pdf
- http://files.spudflower.ca/uploads/1/3/0/7/130740051/89bdbd95c.pdf
- https://cdn.shopify.com/s/files/1/0431/5214/6587/files/zadoxunejisujufagukimisub.pdf
- https://cdn.shopify.com/s/files/1/0433/0212/5733/files/bubakariren.pdf
- https://cdn.shopify.com/s/files/1/0433/8909/1998/files/28404584556.pdf
- https://cdn.shopify.com/s/files/1/0428/5435/1015/files/accountancy_class_12_ncert_textbook.pdf
- https://cdn.shopify.com/s/files/1/0432/0329/7437/files/46495633031.pdf
- https://cdn.shopify.com/s/files/1/0428/9321/3852/files/antioxidants_and_free_radicals.pdf
- https://cdn.shopify.com/s/files/1/0433/6982/4414/files/93872783007.pdf
- https://cdn.shopify.com/s/files/1/0437/3492/5463/files/bilajuk.pdf
- https://cdn.shopify.com/s/files/1/0431/7003/7917/files/7895791712.pdf
- https://cdn.shopify.com/s/files/1/0429/5013/1878/files/49144628362.pdf
- https://cdn.shopify.com/s/files/1/0434/1465/1038/files/sunesonidaj.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_off00006dfc.bine9af1ed87be96a3c9c8bab19bf316f37e97a5ba12aed62dc0237a513e7717ff3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6DFC | 5360 bytes |
font_01_sfnt_off00008028.bin80779279405656738b9a0f45f9a40b60f12f1f85f8558aa6cf1e30596e748918 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8028 | 11364 bytes |
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