MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, specifically pointing to 'ttraff.com'. The document body, though heavily obfuscated, contains the same URL and references a book title, suggesting a lure. The presence of numerous other PDF links, many hosted on Shopify, indicates a link farm strategy. The primary malicious IOC is the redirector URL, which likely leads to further malicious content.
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=bodenheimer+and+grumbach+7th+edition+pdf
- http://files.heartwoodpath.com/uploads/1/3/1/6/131606060/cee6f643.pdf
- http://files.johnychang.com/uploads/1/3/2/7/132712005/vinedamobedig-pukowipiben-zukulemadamilo-zerivefefag.pdf
- http://sitix.lifetabernaclesc.com/uploads/1/3/0/9/130969204/fileb.pdf
- https://cdn.shopify.com/s/files/1/0429/1438/1980/files/52268263173.pdf
- https://cdn.shopify.com/s/files/1/0431/7983/5547/files/pomupegogizej.pdf
- https://cdn.shopify.com/s/files/1/0438/2484/0861/files/property_manager_resume.pdf
- https://cdn.shopify.com/s/files/1/0430/7845/1351/files/nedaf.pdf
- https://cdn.shopify.com/s/files/1/0435/9146/7176/files/baofeng_bf_888s_manual_espaol.pdf
- https://cdn.shopify.com/s/files/1/0436/4291/2926/files/10760507803.pdf
- https://cdn.shopify.com/s/files/1/0429/8607/8369/files/68559663027.pdf
- https://cdn.shopify.com/s/files/1/0432/0867/1394/files/79982190554.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/30036161276.pdf
- https://cdn.shopify.com/s/files/1/0431/5476/8021/files/nunupotegomabam.pdf
- https://cdn.shopify.com/s/files/1/0438/1153/7053/files/kifowikuzenipazifov.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_off00004d44.bin08b6539a44b9065d660ebeef7af5a0175a054acbc4df324f57c6203e5d1aa9df |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4D44 | 5628 bytes |
font_01_sfnt_off00006049.bin0cbbaeaef9565e7ea8a6a8aded76b67a2e7416cab45e37c894305d6b98b7cb51 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6049 | 10024 bytes |
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