MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains a large number of embedded links, many of which point to potentially malicious redirectors or link farms. The primary malicious link identified is https://ttraff.com/pify?keyword=medicinal+benefits+of+bitter+leaf+pdf, which is flagged as a malicious redirector. The document body, though heavily obfuscated, also contains this URL, suggesting an attempt to lure users to external sites. The ML classifier 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=medicinal+benefits+of+bitter+leaf+pdf
- http://files.knightsschool.com/uploads/1/3/2/6/132695719/mowutabix_loseme_sadatilu_xosivira.pdf
- http://files.beepeeking.com/uploads/1/3/1/1/131163540/medoto.pdf
- http://files.stdymobn.com/uploads/1/3/1/4/131453268/8310312.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0448/6122/7169/files/lion_otter_beaver_retriever_test.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/niwaxesajikibulunetegidu.pdf
- https://cdn.shopify.com/s/files/1/0434/7202/7814/files/52938490735.pdf
- https://cdn.shopify.com/s/files/1/0432/7643/5612/files/guxarotaxuma.pdf
- https://cdn.shopify.com/s/files/1/0427/5198/3772/files/denubol.pdf
- https://cdn.shopify.com/s/files/1/0433/8122/7672/files/jokonepunojuwuwalide.pdf
- https://cdn.shopify.com/s/files/1/0433/3545/0774/files/21723543023.pdf
- https://cdn.shopify.com/s/files/1/0430/7841/8583/files/pexuj.pdf
- https://cdn.shopify.com/s/files/1/0435/4660/7784/files/89200797570.pdf
- https://cdn.shopify.com/s/files/1/0438/2215/3890/files/vixogazegado.pdf
- https://cdn.shopify.com/s/files/1/0440/7197/7110/files/beyondpay_login_easter_seals.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_off00009bea.binf32efdfb20cc9cec0340dbc5726b8b846e3c18d206b1487b4b94693ae7c4c51f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9BEA | 5292 bytes |
font_01_sfnt_off0000adfd.bindb1ba18624513217bbef0b2a127ab823912f325a8627af685070218b82b83168 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xADFD | 13208 bytes |
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