MALICIOUS
162
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a critical heuristic firing for linking to known malicious redirector infrastructure, specifically the URL https://ttraff.com/wb?keyword=first%20grade%20sight%20words%20dolch%20pdf. Additionally, it exhibits characteristics of a PDF link farm, with numerous embedded links. The document body, though partially obfuscated, contains references to the malicious URL and other benign-looking PDF links, suggesting a lure to download or view content that ultimately leads to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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/wb?keyword=first%20grade%20sight%20words%20dolch%20pdf
- http://files.lovemehemp.com/uploads/1/3/1/3/131384335/redenuzozi.pdf
- http://files.mcvaymotorsports.com/uploads/1/3/0/8/130814644/sutibotumaneli.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/2816/0413/files/jopevizemobaveko.pdf
- https://cdn.shopify.com/s/files/1/0435/4460/8920/files/arpeggio_patterns_piano.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/69440205977.pdf
- https://cdn.shopify.com/s/files/1/0432/5274/4356/files/28242603230.pdf
- https://cdn.shopify.com/s/files/1/0431/9156/6493/files/edema_agudo_pulmonar_elsevier.pdf
- https://cdn.shopify.com/s/files/1/0427/6636/8935/files/lulurolededelilo.pdf
- https://cdn.shopify.com/s/files/1/0433/6756/3418/files/zabeseromawofi.pdf
- https://cdn.shopify.com/s/files/1/0440/4278/0837/files/28016143505.pdf
- https://cdn.shopify.com/s/files/1/0436/9154/0634/files/satabof.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006418.bin39c7259b23a9073e5f4866f456b3f62b5909bfd1f1e20a7959817faaa35db0c5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6418 | 5464 bytes |
font_01_sfnt_off000076ba.binbfb5924a0c84b0629f3234ea6cfb945df6e71c2ba34d18eccafd96e9ff1d49ee |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76BA | 10516 bytes |
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