MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to external PDF files, creating a link farm. One of the primary links directs to a known malicious redirector, suggesting an attempt to lead users to malicious content. The document body, though heavily obfuscated, contains a URL that mirrors the malicious redirector's target, reinforcing the malicious intent.
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=biblia+de+estudio+arcoiris+en+pdf
- http://gajiko.dokartistspace.org/uploads/1/3/0/7/130776257/sepolabepanuvu.pdf
- http://files.florinafit.com/uploads/1/3/0/9/130969430/7142a581195.pdf
- http://files.whatsoninhoniton.com/uploads/1/3/1/4/131406412/236046a.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/51982080438.pdf
- https://cdn.shopify.com/s/files/1/0433/4452/7525/files/5679248043.pdf
- https://cdn.shopify.com/s/files/1/0435/4670/6088/files/etiology_of_pneumonia.pdf
- https://cdn.shopify.com/s/files/1/0429/7113/6154/files/lomixomalogesazika.pdf
- https://cdn.shopify.com/s/files/1/0431/7298/7046/files/70088798485.pdf
- https://cdn.shopify.com/s/files/1/0430/6193/6282/files/7073032672.pdf
- https://cdn.shopify.com/s/files/1/0430/6750/6841/files/98985839044.pdf
- https://cdn.shopify.com/s/files/1/0432/0457/5387/files/linutezivewisonuga.pdf
- https://cdn.shopify.com/s/files/1/0429/1634/8057/files/fizemogizadilijite.pdf
- https://cdn.shopify.com/s/files/1/0430/8307/1650/files/disney_piano_sheet_music_advanced.pdf
- https://cdn.shopify.com/s/files/1/0435/5286/6455/files/1982_yamaha_maxim_750.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/34888362351.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_off00004c4b.bin3bf94ffa19af44ad4936f3a78f00a3069a81b70109f9544b3123a9ba07ca4d98 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4C4B | 5336 bytes |
font_01_sfnt_off00005e71.bin9f8b497b4bd0b11dd44e88266e67336eb27f6d373d3092ac48e787e32d96f569 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E71 | 14264 bytes |
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