MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a significant number of embedded links, many pointing to Shopify-hosted PDF files, which is indicative of a link farm. One of the primary links, 'https://ttraff.com/pify?keyword=bluebeard+brothers+grimm+pdf', is flagged as a malicious redirector. The ML classifier also strongly indicated maliciousness. The presence of a link farm suggests an attempt to manipulate search results or distribute potentially harmful 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.com/pify?keyword=bluebeard+brothers+grimm+pdf
- http://files.deiterslab.org/uploads/1/3/1/4/131453793/fibederala.pdf
- http://nuwitiboz.yourguidetopeace.com/uploads/1/3/0/7/130776508/vapilexeseridek_tikive_tomeku_xifopuge.pdf
- http://bojobod.miltonunitedmethodist.org/uploads/1/3/1/4/131438079/vawexaduluzow.pdf
- https://cdn.shopify.com/s/files/1/0448/6466/7810/files/what_s_on_spike_tv_right_now.pdf
- https://cdn.shopify.com/s/files/1/0434/4823/8241/files/suxovotukefalenulitemokil.pdf
- https://cdn.shopify.com/s/files/1/0432/1135/8369/files/22588134403.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/45366335679.pdf
- https://cdn.shopify.com/s/files/1/0445/5782/8260/files/circle_of_willis.pdf
- https://cdn.shopify.com/s/files/1/0438/8831/2488/files/caballo_de_troya_libro_1.pdf
- https://cdn.shopify.com/s/files/1/0431/8589/7627/files/gixinezerizotojiziluwu.pdf
- https://cdn.shopify.com/s/files/1/0433/8886/2614/files/xobevek.pdf
- https://cdn.shopify.com/s/files/1/0438/4981/0080/files/50958034832.pdf
- https://cdn.shopify.com/s/files/1/0430/2408/9242/files/95788519541.pdf
- https://cdn.shopify.com/s/files/1/0428/4334/0956/files/tenofobi.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_off00006537.bin29925000ff639be38abd019969f4ed3b7465e64034c672d4c7726a89cc794c21 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6537 | 5644 bytes |
font_01_sfnt_off00007843.bin561fd6a030649a378fac38fbc9b803dff8fdabc70b0d60b9992497f7bab3e4b9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7843 | 9908 bytes |
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