MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of external links, many of which point to a redirector service known for malicious activity. The primary malicious URL identified is https://ttraff.cc/pify?keyword=atmosphere+sounds+free, which is likely used to funnel victims to further malicious content. The document body, though heavily obfuscated, also contains this URL, reinforcing its role in the attack.
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.cc/pify?keyword=atmosphere+sounds+free
- http://files.theartfulclarke.com/uploads/1/3/1/4/131407315/nopafun.pdf
- http://files.braverthanthewaves.com/uploads/1/3/1/3/131398010/d3e6d9c.pdf
- http://files.art-by-raquel.com/uploads/1/3/1/8/131871701/7bbeeb.pdf
- http://files.gmc-church.org/uploads/1/3/2/6/132681560/milofeselifunive.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0431/3592/6434/files/16042486024.pdf
- https://cdn.shopify.com/s/files/1/0434/2795/4840/files/88691683690.pdf
- https://cdn.shopify.com/s/files/1/0447/9506/8567/files/portland_cement_production.pdf
- https://cdn.shopify.com/s/files/1/0427/8000/0423/files/bivujofapavarugosenojisur.pdf
- https://cdn.shopify.com/s/files/1/0431/0210/9856/files/rabunomife.pdf
- https://cdn.shopify.com/s/files/1/0432/2387/5746/files/8086_addressing_modes_with_example.pdf
- https://cdn.shopify.com/s/files/1/0428/3292/0732/files/64383155324.pdf
- https://cdn.shopify.com/s/files/1/0433/7863/8999/files/53109657972.pdf
- https://cdn.shopify.com/s/files/1/0434/7923/6760/files/wuzarojatuxedeju.pdf
- https://cdn.shopify.com/s/files/1/0429/0517/4183/files/71567983009.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004fb7.bin0cf2263d60919087fbba3bf66361071283dc8b3c24d4f1914943ea56a12a2a2f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4FB7 | 4860 bytes |
font_01_sfnt_off00006010.bindf58c3387d9efd435408b6851ce0486569432cd72885d938a55cf0249270b3f7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6010 | 10276 bytes |
font_02_sfnt_off00008323.binff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8323 | 4324 bytes |
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