MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains numerous embedded links, including one pointing to malicious redirector infrastructure at 'https://ttraff.ru/pify?keyword=turkey+scholarship+interview+questions+pdf'. The document body, though heavily obfuscated, appears to contain text related to scholarship interviews, suggesting a lure to entice users to click the malicious links. The presence of many external PDF links further indicates a link farm or SEO manipulation tactic. No scripts were extracted, but the PDF structure itself facilitates the malicious redirection.
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.ru/pify?keyword=turkey+scholarship+interview+questions+pdf
- http://files.gvcmusic.ca/uploads/1/3/0/8/130813747/4880344.pdf
- http://vatotumil.mrsquam.com/uploads/1/3/0/9/130969360/wazuta.pdf
- http://files.sophialatrell.com/uploads/1/3/0/7/130776182/3020001.pdf
- http://files.jim-beck-lion-head-special.com/uploads/1/3/1/4/131454345/4697333.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/3724/5085/files/96543792181.pdf
- https://cdn.shopify.com/s/files/1/0429/7241/4106/files/vakovifaji.pdf
- https://cdn.shopify.com/s/files/1/0428/1466/8959/files/10361811586.pdf
- https://cdn.shopify.com/s/files/1/0436/6378/6137/files/14736975009.pdf
- https://cdn.shopify.com/s/files/1/0434/6816/1176/files/63630297952.pdf
- https://cdn.shopify.com/s/files/1/0429/0933/5715/files/70789496589.pdf
- https://cdn.shopify.com/s/files/1/0430/9617/8845/files/41951825077.pdf
- https://cdn.shopify.com/s/files/1/0430/3942/4669/files/tawejexusumevowejulugup.pdf
- https://cdn.shopify.com/s/files/1/0432/2168/0283/files/bufute.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_off0000683c.bin8c7d371804739ab7d7452c2b8d11408fe0db2f55932de42dc0038d06d6d2d818 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x683C | 5636 bytes |
font_01_sfnt_off00007b7b.bin1d2a9e17685595f57c317f151d123f75e27861f737d25a35e617634dc6d6d71f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B7B | 10404 bytes |
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