MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
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. The document body, though partially corrupted, includes the text 'Backup android bookmarks to sd card' and the malicious URL, suggesting a lure to a phishing or scam site. The presence of PDF_MALICIOUS_REDIRECTOR_LINK and PDF_SEO_LINK_FARM heuristics strongly indicates malicious intent.
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=backup+android+bookmarks+to+sd+card
- http://files.smithliving.com/uploads/1/3/2/8/132815054/fexowakusisexu-vifatiwukero-wakuwefi.pdf
- http://files.yloilers.net/uploads/1/3/0/7/130775635/3222012.pdf
- https://cdn.shopify.com/s/files/1/0430/4338/9597/files/cartoon_video_tinyjuke.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vijufetibumumupaxewaromuw.pdf
- https://cdn.shopify.com/s/files/1/0433/8342/3128/files/denapedu.pdf
- https://cdn.shopify.com/s/files/1/0430/3526/3138/files/via_dolorosa_sheet_music_piano.pdf
- https://cdn.shopify.com/s/files/1/0429/5000/0791/files/42987615854.pdf
- https://cdn.shopify.com/s/files/1/0433/5442/3464/files/84016243234.pdf
- https://cdn.shopify.com/s/files/1/0433/4737/8344/files/fopemazuzowebavibofoxo.pdf
- https://cdn.shopify.com/s/files/1/0434/1481/4885/files/aptransco_ae_syllabus.pdf
- https://cdn.shopify.com/s/files/1/0432/5530/0249/files/32607230485.pdf
- https://cdn.shopify.com/s/files/1/0429/2804/6233/files/rifewizizalazim.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_off00005cef.bin9a49d9c1ac62f600ad356b34bf5e557d920f40167033eff6570f65f134a6f1bb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5CEF | 5440 bytes |
font_01_sfnt_off00006f48.bina588b0735705aea5b11c926652dca2d0ed4c72547d1e343e47d6a01ff75eebee |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F48 | 9812 bytes |
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