MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, disguised with text that appears to be 'Samsung brand guidelines 2018 pdf'. The link leads to 'ttraff.cc', a known malicious redirector. Additionally, the PDF hosts a large number of external links, many pointing to Shopify domains, suggesting a link farm or SEO manipulation tactic. The ML classifier also strongly flagged this PDF as malicious.
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=samsung+brand+guidelines+2018+pdf
- http://dekafeg.gen12church.com/uploads/1/3/1/4/131438234/xorodumopukipu-ruxij-gilovipifu-wusatoli.pdf
- https://cdn.shopify.com/s/files/1/0432/6332/8424/files/99741168265.pdf
- https://cdn.shopify.com/s/files/1/0430/9132/9173/files/sinukoxowuga.pdf
- https://cdn.shopify.com/s/files/1/0433/6612/1623/files/75202492065.pdf
- https://cdn.shopify.com/s/files/1/0434/7687/7478/files/coagulant_and_anticoagulant.pdf
- https://cdn.shopify.com/s/files/1/0434/6786/6278/files/cdr_to_tiff_converter_free.pdf
- https://cdn.shopify.com/s/files/1/0433/9145/1303/files/letivesawovijakudesus.pdf
- https://cdn.shopify.com/s/files/1/0430/6105/1546/files/kuloguzu.pdf
- https://cdn.shopify.com/s/files/1/0435/1308/6106/files/68706885530.pdf
- https://cdn.shopify.com/s/files/1/0437/6068/1111/files/78853587515.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/21244882445.pdf
- https://cdn.shopify.com/s/files/1/0436/8649/4361/files/15054422573.pdf
- https://cdn.shopify.com/s/files/1/0433/3672/8744/files/34254693915.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_off0000d605.bindca56e207e1b97b8e3d5b62d69daa798e49df98b7d3f95a5708571ca9fa30340 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD605 | 6124 bytes |
font_01_sfnt_off0000eab5.bin34cae7759fbdea1587e8ab0fe49121514782566c3c227d1c1571a11f173077de |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAB5 | 14088 bytes |
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