MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to external resources. One critical heuristic identified a link to a known malicious redirector, and another flagged the document as a link farm. The document body, though partially corrupted, contains the URL https://ttraff.cc/pify?keyword=blind+man+s+bluff+book+pdf, which is likely intended to redirect users to malicious content. The ML classifier also strongly indicated maliciousness.
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=blind+man+s+bluff+book+pdf
- http://files.ministryreceived.com/uploads/1/3/2/6/132696214/fd72f.pdf
- http://files.upholsterymelbourne.com/uploads/1/3/0/7/130739898/6079647.pdf
- http://files.abroaddownunder.com/uploads/1/3/1/4/131406211/xeded.pdf
- https://cdn.shopify.com/s/files/1/0439/1780/3675/files/sorevegiroxowizivudif.pdf
- https://cdn.shopify.com/s/files/1/0433/2240/9125/files/464762316.pdf
- https://cdn.shopify.com/s/files/1/0432/5598/8374/files/baganuvekobirupatemobosu.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/febipak.pdf
- https://cdn.shopify.com/s/files/1/0431/4651/0504/files/9835315242.pdf
- https://cdn.shopify.com/s/files/1/0430/8179/3698/files/aradois_25_mg_bula.pdf
- https://cdn.shopify.com/s/files/1/0435/5633/9861/files/adobe_acrobat_create_toolbar_acroiefavclient._dll.pdf
- https://cdn.shopify.com/s/files/1/0432/0192/1184/files/negritude_in_music.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/19463184481.pdf
- https://cdn.shopify.com/s/files/1/0431/1030/1847/files/kirin_tor_rep.pdf
- https://cdn.shopify.com/s/files/1/0432/4104/6171/files/wakadepuduwu.pdf
- https://cdn.shopify.com/s/files/1/0432/4130/8319/files/16206517296.pdf
- https://cdn.shopify.com/s/files/1/0430/7927/0554/files/zulod.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_off00006d4c.bin943bb366546c355441384d936424acd9dd354592f05d5a918e95d1adf31dedae |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D4C | 5344 bytes |
font_01_sfnt_off00007f66.bin30dbe9d34eefe31ebc20acf8ca973874b8a2d80bd27a9e45cdaee65b8abb9820 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F66 | 10304 bytes |
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