MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, a technique often used in SEO link farms to manipulate search engine rankings or to redirect users to malicious sites. One of the primary links points to a known malicious redirector infrastructure. While the document body is heavily obfuscated, the presence of numerous external links and the critical heuristic firings strongly suggest a malicious redirection attempt.
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/wix?keyword=quality+control+control+the+streets+vol+1
- https://static.usrfiles.com/ugd/b8c837_9b344450f25b49bf95e1d2fa05b85f01.pdf
- https://static.usrfiles.com/ugd/b8c837_7a24cee329544235af70991f2c28d87c.pdf
- https://static.usrfiles.com/ugd/e2b09b_1f0beaae25ee4dc6979629cb114240a5.pdf
- https://static.usrfiles.com/ugd/5438e3_7b2c7b0e8e434fb9be20731d24929040.pdf
- https://static.usrfiles.com/ugd/f967ac_33c4f8c35d2b407ba90b4d180dbb2fa7.pdf
- https://cdn.shopify.com/s/files/1/0432/2718/5311/files/sojavosewebevupibuker.pdf
- https://cdn.shopify.com/s/files/1/0435/7623/0046/files/chicken_bones_mod_1._7._10.pdf
- https://cdn.shopify.com/s/files/1/0431/1734/6965/files/bugorez.pdf
- https://cdn.shopify.com/s/files/1/0434/7658/2550/files/californication_guitar.pdf
- https://cdn.shopify.com/s/files/1/0433/8266/9464/files/11234057763.pdf
- https://cdn.shopify.com/s/files/1/0433/9925/0081/files/alternity_starships.pdf
- https://cdn.shopify.com/s/files/1/0433/3345/1926/files/modujad.pdf
- https://cdn.shopify.com/s/files/1/0431/1462/7234/files/madovavewozabemaguwo.pdf
- https://cdn.shopify.com/s/files/1/0429/3948/2275/files/wind_dryad_summoners_war.pdf
- https://cdn.shopify.com/s/files/1/0435/4310/1591/files/dovefo.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000066d1.bin36e496cf14ea496e268f982fdb001488aa1bfb6c6c960f2bfbd585e106272cb5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x66D1 | 5160 bytes |
font_01_sfnt_off00007869.bin5055f5da4913ed31fe7f2db43057c89534f015a8fbb8e7eacf43f13a0dbb832c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7869 | 11220 bytes |
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