MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged as malicious by an ML classifier and contains a critical heuristic indicating it links to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains URLs that are part of a link farm, with one prominent URL pointing to a redirector. This suggests the primary purpose is to lure users to malicious sites.
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=jeppesen+private+pilot+pdf
- http://files.sarahreneeinc.com/uploads/1/3/2/7/132710717/8348342.pdf
- http://files.hufftrax.com/uploads/1/3/1/4/131409909/mareleka.pdf
- http://files.thematic-learning.org/uploads/1/3/0/7/130739625/344659459.pdf
- http://files.affordingsurrogacy.com/uploads/1/3/1/1/131164048/xezimepuma_matez.pdf
- https://cdn.shopify.com/s/files/1/0430/6314/8706/files/betubemurosarizotezupi.pdf
- https://cdn.shopify.com/s/files/1/0435/6653/0728/files/29459035451.pdf
- https://cdn.shopify.com/s/files/1/0432/3626/2050/files/31484335490.pdf
- https://cdn.shopify.com/s/files/1/0431/1502/0448/files/18377736208.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/danedogorolulefumatexa.pdf
- https://cdn.shopify.com/s/files/1/0438/4410/8445/files/roll_a_d20.pdf
- https://cdn.shopify.com/s/files/1/0432/0077/4307/files/convert_list_to_dataframe_python.pdf
- https://cdn.shopify.com/s/files/1/0434/7750/0056/files/5654634654.pdf
- https://cdn.shopify.com/s/files/1/0438/6376/9243/files/fagipiganinusiragovolo.pdf
- https://cdn.shopify.com/s/files/1/0437/7313/2954/files/wobazedexajusetegemidi.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/80804151078.pdf
- https://cdn.shopify.com/s/files/1/0428/3141/3404/files/rawewerudu.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_off00006be9.bin0ba3caa5c369f4f28152f5e9b2ac7683d876bc682a8775d491a1016366bad6fa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6BE9 | 5084 bytes |
font_01_sfnt_off00007d47.bin0573cced85de16d5a5f799899bee4a3f3efc118724aaa855d83cc559282dc168 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D47 | 14488 bytes |
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