MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, including one identified as a malicious redirector. The document body, though partially corrupted, includes the URL 'https://ttraff.cc/pify?keyword=dissection+of+cockroach+digestive+system+pdf', suggesting a lure to a malicious site. The presence of a large number of external PDF links further indicates a link farm or redirection scheme.
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=dissection+of+cockroach+digestive+system+pdf
- http://tepoxi.caelart.com/uploads/1/3/1/0/131070420/63efe03375.pdf
- http://files.bridington.com/uploads/1/3/1/4/131453429/muvojiz_xobodudiboteva_vodikekupafimir_bakisuko.pdf
- http://files.oceanwisejourneys.com/uploads/1/3/0/7/130740517/vafetuwiza-gifawevaw-pedurojuva-fexevesomoti.pdf
- http://files.kallerasinkangas.com/uploads/1/3/0/8/130874317/2793704.pdf
- http://files.dejanstojanovic.info/uploads/1/3/1/1/131164314/7519093.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/7738/6911/files/83193351110.pdf
- https://cdn.shopify.com/s/files/1/0434/9391/6837/files/22779472757.pdf
- https://cdn.shopify.com/s/files/1/0429/3420/6631/files/xivusigej.pdf
- https://cdn.shopify.com/s/files/1/0450/7333/4424/files/treatment_of_acute_myocardial_infarction.pdf
- https://cdn.shopify.com/s/files/1/0431/0378/1015/files/kaxovegevavilonumuge.pdf
- https://cdn.shopify.com/s/files/1/0433/7899/9446/files/51184473752.pdf
- https://cdn.shopify.com/s/files/1/0437/6972/5080/files/39098650631.pdf
- https://cdn.shopify.com/s/files/1/0434/5993/6421/files/86827939081.pdf
- https://cdn.shopify.com/s/files/1/0437/9358/0189/files/nesob.pdf
- https://cdn.shopify.com/s/files/1/0435/9602/1919/files/pepobi.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000688f.binb5b999878031e30a01c8d2e4e9e7ac6e1107b11e5d62a37bba80b496683dccc9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x688F | 5760 bytes |
font_01_sfnt_off00007c23.binf51ead134d60243063d2347898dbc7faf8552a947f50e91b8ff5b8e16ae06999 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C23 | 10208 bytes |
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