MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a high number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector at ttraff.com. The document body, though heavily obfuscated, contains the same lure text and URLs as the embedded links, suggesting a coordinated effort to drive traffic to malicious sites. 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.com/pify?keyword=the+science+book+big+ideas+simply+explained+pdf+download
- http://files.myscentsandessentials.com/uploads/1/3/1/3/131398220/1042425.pdf
- http://files.millhillarts.com/uploads/1/3/1/4/131437984/wefukofasas.pdf
- http://files.waco-review.com/uploads/1/3/0/7/130776483/kemapanamobikipos.pdf
- http://files.tristatecamp.com/uploads/1/3/1/4/131437584/nafixid.pdf
- http://files.freeshawnali.com/uploads/1/3/1/0/131069781/rokomapizuj.pdf
- https://cdn.shopify.com/s/files/1/0432/5857/7046/files/jugogajav.pdf
- https://cdn.shopify.com/s/files/1/0431/0545/2193/files/99887778737.pdf
- https://cdn.shopify.com/s/files/1/0432/0326/4667/files/biology_notes_spm.pdf
- https://cdn.shopify.com/s/files/1/0433/5131/0488/files/motorola_surfboard_sbg6580_manual.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/tovovowegafakaroseras.pdf
- https://cdn.shopify.com/s/files/1/0440/8036/5720/files/kotovuzuninowoliravur.pdf
- https://cdn.shopify.com/s/files/1/0433/9315/5237/files/tosodesivixaronugijazori.pdf
- https://cdn.shopify.com/s/files/1/0433/5671/7205/files/liver_cirrhosis_diet.pdf
- https://cdn.shopify.com/s/files/1/0431/4624/8358/files/bufosaru.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_off000055c5.bin668d1364a4b817f96a8ab50747cb94f662b9932c6d7ce51d29e5178e7ec42ce4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x55C5 | 5888 bytes |
font_01_sfnt_off000069cc.bin4a4d0ab96f5139ef4fa47f49c49ce36180d5b3d83c27c57be16bc871c8633222 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x69CC | 9576 bytes |
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