MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains numerous links, including one pointing to a known malicious redirector at 'ttraff.com'. The document body, though heavily obfuscated, contains text suggesting a lure related to 'mathematical modelling basics pdf'. The presence of many external PDF links indicates a link farm or SEO poisoning attempt, likely to drive traffic to malicious sites. No scripts were extracted, but the PDF structure itself facilitates the redirection.
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=mathematical+modelling+basics+pdf
- http://files.afcitypark.com/uploads/1/3/1/8/131871405/sajatalepekega_rulipi_musaselupoware_denipuxegi.pdf
- http://files.laurelwoodtroy.com/uploads/1/3/1/3/131379874/88109e7c.pdf
- http://files.rickyfrank.com/uploads/1/3/2/7/132712207/5656922.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0439/5086/6590/files/xetemixevim.pdf
- https://cdn.shopify.com/s/files/1/0430/2992/1943/files/jolorifixumopixirabinipi.pdf
- https://cdn.shopify.com/s/files/1/0436/4589/4816/files/47883839778.pdf
- https://cdn.shopify.com/s/files/1/0428/9485/2252/files/bamuluge.pdf
- https://cdn.shopify.com/s/files/1/0429/9656/4131/files/renumokuvan.pdf
- https://cdn.shopify.com/s/files/1/0436/3576/9497/files/96019652826.pdf
- https://cdn.shopify.com/s/files/1/0431/2802/9345/files/10317610099.pdf
- https://cdn.shopify.com/s/files/1/0430/0508/3811/files/novovodunugek.pdf
- https://cdn.shopify.com/s/files/1/0431/0643/5232/files/38853887126.pdf
- https://cdn.shopify.com/s/files/1/0433/7421/5331/files/79877256271.pdf
- https://cdn.shopify.com/s/files/1/0433/3695/8106/files/sisopinumigo.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_off00006f01.bin7d50d2f74c72a9ccf915a21ebccd587458983442d262ef91ab5896de87f8e083 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F01 | 5616 bytes |
font_01_sfnt_off000081ff.bine4f503916eeae6bd7d186d9978c94cb7d16061fa5310fd5bc0fb269be47bcae6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x81FF | 9896 bytes |
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