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 specifically identified as a malicious redirector. The document body, though heavily obfuscated, contains text related to 'cnc milling machine pdf' and the malicious URL. The ML classifier strongly indicated maliciousness, and the presence of a link farm suggests an attempt to distribute malicious content.
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.ru/pify?keyword=cnc+milling+machine+pdf
- http://files.encompassacademy.org/uploads/1/3/1/4/131484133/xunivonigofafu.pdf
- http://files.mitchellhabitat.org/uploads/1/3/1/8/131857390/8010547.pdf
- http://files.xn--ettrfrdjuren-vcb4v.se/uploads/1/3/0/8/130814769/3906374.pdf
- http://nozafese.kennymackay.com/uploads/1/3/2/6/132681579/rabisimazul-nomexaf-jelixezo-jovibolili.pdf
- https://cdn.shopify.com/s/files/1/0429/2067/3433/files/gogijobet.pdf
- https://cdn.shopify.com/s/files/1/0430/9201/7305/files/verukapujamivegumu.pdf
- https://cdn.shopify.com/s/files/1/0430/8549/6482/files/mozivex.pdf
- https://cdn.shopify.com/s/files/1/0430/0649/2823/files/42302342098.pdf
- https://cdn.shopify.com/s/files/1/0431/3009/3728/files/riwimes.pdf
- https://cdn.shopify.com/s/files/1/0433/2778/3080/files/sewijakivokafos.pdf
- https://cdn.shopify.com/s/files/1/0437/1021/8391/files/64227077854.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/zemeletitofugawekabol.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/mowojemabedeju.pdf
- https://cdn.shopify.com/s/files/1/0434/2598/8757/files/50347797386.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/75609531209.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_off00005fb9.binb4640ffbf538c5e8335bcec581e180a4f773d7d6300d79904770a48b5ef6bc07 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5FB9 | 5200 bytes |
font_01_sfnt_off00007146.bin7423595150fa24c5f743b5b0baa5cc2f8b4380cf8cf6233eadbc8b20f3c9f44c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7146 | 10252 bytes |
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