MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass external link farm, with one URL pointing to a known malicious redirector. The document body, though heavily obfuscated, contains text related to 'structural linguistics pdf' and includes the malicious URL. The primary attack pattern involves luring the user to a malicious site via a deceptive document.
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=structural+linguistics+pdf
- http://xubiku.orchardmemorials.co.uk/uploads/1/3/1/8/131857419/sufuk.pdf
- http://muwuliwaf.pomeroyshpe.com/uploads/1/3/0/7/130776644/61f3efab17f.pdf
- http://files.shhschoirs.org/uploads/1/3/1/4/131438379/vubudexupetit.pdf
- http://files.lowcountrygiftedminds.com/uploads/1/3/0/7/130776460/3138049.pdf
- https://cdn.shopify.com/s/files/1/0437/3626/8949/files/pragmatic_in_linguistics.pdf
- https://cdn.shopify.com/s/files/1/0433/3862/9270/files/18863914292.pdf
- https://cdn.shopify.com/s/files/1/0434/4473/2065/files/75588385700.pdf
- https://cdn.shopify.com/s/files/1/0430/9411/4465/files/69014735696.pdf
- https://cdn.shopify.com/s/files/1/0427/9028/9574/files/raboxukurefe.pdf
- https://cdn.shopify.com/s/files/1/0430/4135/7973/files/7569443425.pdf
- https://cdn.shopify.com/s/files/1/0431/5008/2202/files/33230141145.pdf
- https://cdn.shopify.com/s/files/1/0431/1898/5370/files/fulasasavosidotaxuvisi.pdf
- https://cdn.shopify.com/s/files/1/0436/4258/5241/files/importance_of_traditional_ceremonies_in_zambia.pdf
- https://cdn.shopify.com/s/files/1/0438/8149/6744/files/28056233997.pdf
- https://cdn.shopify.com/s/files/1/0432/4923/8184/files/56256892395.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/pelezegagujagemubejapo.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_off0000880a.binefeb4023e9de818dee2d186a69e893cf05c99d6bda639a08259109a0941b3488 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x880A | 5424 bytes |
font_01_sfnt_off00009a8d.bin3bd89ba70aa70526f0109cdb5f66a277150245908bc39f37780f27e95a596c8e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9A8D | 10276 bytes |
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