MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to external PDF files hosted on Shopify. One critical heuristic identified a link to a known malicious redirector, ttraff.cc, which likely serves as the initial stage for a malicious payload. The ML classifier also strongly indicated maliciousness. No scripts were extracted from this sample.
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=bergmann+s+rule+pdf
- http://vasitofod.milanamclead.com/uploads/1/3/0/8/130874633/neredibejelele-zusuwozekezeza-mutiferinuz.pdf
- http://dololok.southcoastsporthorses.com/uploads/1/3/1/3/131379732/18c9230af6.pdf
- http://files.kasaunhenry.com/uploads/1/3/2/6/132681665/522692.pdf
- http://files.waterboromarket.com/uploads/1/3/1/0/131070993/d21f27.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/7143/1065/files/49831848530.pdf
- https://cdn.shopify.com/s/files/1/0433/8260/3927/files/69349918655.pdf
- https://cdn.shopify.com/s/files/1/0430/6901/4177/files/gabobozibidem.pdf
- https://cdn.shopify.com/s/files/1/0435/1488/8360/files/canal_boat_magazine.pdf
- https://cdn.shopify.com/s/files/1/0434/6180/4198/files/71929087587.pdf
- https://cdn.shopify.com/s/files/1/0437/1460/9305/files/abbyy_transformer_full_version_free_download.pdf
- https://cdn.shopify.com/s/files/1/0432/5575/9006/files/86169372786.pdf
- https://cdn.shopify.com/s/files/1/0455/6003/7541/files/alcohol_y_diabetes.pdf
- https://cdn.shopify.com/s/files/1/0429/6910/4540/files/wafox.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/14981909947.pdf
- https://cdn.shopify.com/s/files/1/0429/8450/5498/files/pitaruravupobumipozumig.pdf
- https://cdn.shopify.com/s/files/1/0435/4893/4295/files/6760709204.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_off0000766c.bin5c6ead7cdc8a7cda69ca6f3a8e3c68166e0d998b569cfc082a0e516f1b8cd9d1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x766C | 5408 bytes |
font_01_sfnt_off000088ba.bin4566bba4cb7735c6616939a5fadbdc2e647c2e8d292a5612cf6f9efdad0bc47a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x88BA | 10232 bytes |
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