MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with a critical heuristic identifying a link to a known malicious redirector infrastructure at 'ttraff.com'. The document body, though heavily obfuscated, contains text related to 'Earth science 13th edition pdf', suggesting a lure to download a specific document. The presence of a link farm and the redirector strongly indicate a phishing or malicious content delivery attempt.
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=earth+science+13th+edition+pdf
- http://files.newheightssda.com/uploads/1/3/1/4/131407823/474050.pdf
- http://files.mmsoundandlighting.com/uploads/1/3/1/3/131379396/4521139.pdf
- http://files.messforfun.com/uploads/1/3/2/6/132683292/xatakesefufupup-xubog.pdf
- http://files.confederateplanet.com/uploads/1/3/0/7/130775866/19197425dd83.pdf
- http://files.nerdwizardartist.com/uploads/1/3/1/3/131378835/lomave_kakujetuwapew.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/47184882359.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/pufabupenidobuxix.pdf
- https://cdn.shopify.com/s/files/1/0433/0684/4315/files/nopekaz.pdf
- https://cdn.shopify.com/s/files/1/0431/3966/1986/files/45902567605.pdf
- https://cdn.shopify.com/s/files/1/0430/4705/9607/files/82250532629.pdf
- https://cdn.shopify.com/s/files/1/0437/0658/1147/files/92388107369.pdf
- https://cdn.shopify.com/s/files/1/0436/4576/3744/files/kupuwavulo.pdf
- https://cdn.shopify.com/s/files/1/0439/2812/5595/files/29268126036.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/89573664631.pdf
- https://cdn.shopify.com/s/files/1/0433/4272/5275/files/77409819543.pdf
- https://cdn.shopify.com/s/files/1/0434/7019/2802/files/xeniboxilifewupi.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_off00004bd3.bin11af9766c3583866c23b029f8fc26f4f7ebab2c4cab0d0ff7c4853d8f5cecded |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4BD3 | 5384 bytes |
font_01_sfnt_off00005e22.bina5ab9dba5cee5d69536cabc594efc0ac678ec31b78d05909f303fcd44680f030 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E22 | 9984 bytes |
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