MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to a link farm designed to redirect users to malicious infrastructure. The primary redirector URL is https://ttraff.ru/pify?keyword=abdominal+exercises+pdf, which is flagged as malicious. The ML classifier also strongly indicated maliciousness. The document body, though obfuscated, contains references to the malicious URL and appears to be a lure for users seeking exercise information.
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=abdominal+exercises+pdf
- http://giredov.ladysweetcakes.com/uploads/1/3/1/3/131383483/vunokun_tovutife_meramotitiwe.pdf
- http://files.farmcounty.com/uploads/1/3/1/3/131398351/gonibitivapela-volutujejaguw-ruweridipog.pdf
- http://files.bristoldentalsociety.co.uk/uploads/1/3/2/6/132695372/9582018.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/6101/0842/files/fufowovopur.pdf
- https://cdn.shopify.com/s/files/1/0430/7841/8583/files/6887990373.pdf
- https://cdn.shopify.com/s/files/1/0433/9941/3925/files/49388976041.pdf
- https://cdn.shopify.com/s/files/1/0435/2881/4741/files/seveze.pdf
- https://cdn.shopify.com/s/files/1/0429/7513/3859/files/43270076763.pdf
- https://cdn.shopify.com/s/files/1/0429/9807/1450/files/electromagnetic_induction_and_alternating_current_notes.pdf
- https://cdn.shopify.com/s/files/1/0429/3849/9235/files/pukovafisajefewabar.pdf
- https://cdn.shopify.com/s/files/1/0432/0965/4436/files/tejoxewatijenugesivitadi.pdf
- https://cdn.shopify.com/s/files/1/0433/6903/7974/files/wofedamo.pdf
- https://cdn.shopify.com/s/files/1/0432/3291/9720/files/33659159225.pdf
- https://cdn.shopify.com/s/files/1/0434/0521/3847/files/59499798082.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_off00007f1f.bin22004a175131cbc45772a6d862d7c038468bf5d371f465b8e1846c591f48e22a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F1F | 5496 bytes |
font_01_sfnt_off000091b6.bin2964a5738a0467915ac47486721d5c807308cbb35af5a71a17740dd00e8d2681 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x91B6 | 10440 bytes |
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