MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector infrastructure at 'https://ttraff.cc/pify?keyword=5+characteristics+of+useful+information'. This suggests the document is designed to lead users to malicious content through a link farm strategy. 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=5+characteristics+of+useful+information
- http://files.ohwhataluckyfish.com/uploads/1/3/0/8/130874276/duvakumaba.pdf
- http://files.gbresources.org/uploads/1/3/1/4/131453598/gunegonadon-kuberusewixag-jategigemeguze-losuko.pdf
- http://files.be-responsible.org/uploads/1/3/0/7/130775712/dapezuzo_vorulaxenufu.pdf
- http://sovup.globalwanderertravel.com/uploads/1/3/1/6/131607163/2bcce521c.pdf
- http://files.lisalmiller.com/uploads/1/3/2/7/132710711/gunedobiwuzedewuxe.pdf
- https://cdn.shopify.com/s/files/1/0438/2189/1746/files/geankoplis_transport_processes.pdf
- https://cdn.shopify.com/s/files/1/0436/8846/0441/files/pisuwis.pdf
- https://cdn.shopify.com/s/files/1/0428/4933/7500/files/23350430961.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/42778697636.pdf
- https://cdn.shopify.com/s/files/1/0437/7106/8577/files/46252339896.pdf
- https://cdn.shopify.com/s/files/1/0431/5545/6149/files/wix_oil_filter_lookup.pdf
- https://cdn.shopify.com/s/files/1/0437/0835/0619/files/medical_books_online.pdf
- https://cdn.shopify.com/s/files/1/0429/8267/0485/files/31789872164.pdf
- https://cdn.shopify.com/s/files/1/0431/7783/6702/files/92299614227.pdf
- https://cdn.shopify.com/s/files/1/0437/0425/4615/files/capitales_del_mundo_por_continentes.pdf
- https://cdn.shopify.com/s/files/1/0439/1026/7035/files/fixovu.pdf
- https://www.cancer.gov/coronavirus
- 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_off00006a57.bincdcb2e9d658131a07b81271d1f138611d4e11617ffe0c3c5dea9d25b559c744e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A57 | 5152 bytes |
font_01_sfnt_off00007bab.bina73543a5326fe3100a59e1879f332117b5509680c51bbfdd2b1643e4e81ab9f7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BAB | 10124 bytes |
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