MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a redirector URL, ttraff.com, which is flagged as malicious. This redirector is likely used to obscure the final destination, which appears to be a link farm hosted on Shopify, as indicated by the PDF_SEO_LINK_FARM heuristic. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, contains the URL and keywords suggesting a lure.
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=cisco+catalyst+3650+manual+pdf
- http://files.theharvesthub.org/uploads/1/3/1/1/131164117/tixox_lotedu_tugafisovaf.pdf
- http://files.zetusbees.com/uploads/1/3/0/7/130740165/norupowi-kinamuzanapanop-vizubinadimewu-dunene.pdf
- http://files.sorcerousendeavors.com/uploads/1/3/0/7/130776054/tasiboluzes-fejiwe-falivurofonoro-malabap.pdf
- http://files.concordstowing.com/uploads/1/3/1/6/131607163/1902650.pdf
- https://cdn.shopify.com/s/files/1/0431/2884/8538/files/zatipebebamemidavere.pdf
- https://cdn.shopify.com/s/files/1/0428/8148/2919/files/dazuzal.pdf
- https://cdn.shopify.com/s/files/1/0434/0459/1271/files/kijudetogexozanokimufi.pdf
- https://cdn.shopify.com/s/files/1/0429/6821/9799/files/11425064930.pdf
- https://cdn.shopify.com/s/files/1/0432/4750/1474/files/54509001547.pdf
- https://cdn.shopify.com/s/files/1/0431/0820/4704/files/difurakumategorusebuf.pdf
- https://cdn.shopify.com/s/files/1/0430/5453/0709/files/xoviwuziw.pdf
- https://cdn.shopify.com/s/files/1/0430/0200/3619/files/figemobodan.pdf
- https://cdn.shopify.com/s/files/1/0436/0906/3582/files/67127457824.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_off0000b1ca.bin89332c9bfa1dfc295f214731b81049aa6220a6fdfc665e3bdce0931f1e5ec8fc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB1CA | 5796 bytes |
font_01_sfnt_off0000c56d.bindddba5cfa28d4b7ce16b4741b3c79f3a82d7cdc9c1cb851cdece1603889c219c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC56D | 13384 bytes |
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