MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded URLs that lead to a redirector service, which is a common technique for distributing malware or phishing content. The document body, though heavily obfuscated, contains text suggesting it is related to '10th grade world history workbook answers', likely a lure to entice users to click the malicious link. The ML classifier strongly indicated maliciousness, and the PDF_MALICIOUS_REDIRECTOR_LINK heuristic confirms the presence of a link to known malicious infrastructure.
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.club/wix?keyword=10th+grade+world+history+workbook+answers
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/0bcf16_53c87588c87b42a79fde550b031aeff9.pdf
- https://static.usrfiles.com/ugd/934fc3_b20e2776480a4cdf83afeeeafe51cf7b.pdf
- https://static.usrfiles.com/ugd/3aca14_221718f83cb9456fa2ba7f8332c25acf.pdf
- https://cdn.shopify.com/s/files/1/0467/7536/9881/files/gujeduzidofizuxatolupov.pdf
- https://cdn.shopify.com/s/files/1/0430/6845/7122/files/56579581011.pdf
- https://cdn.shopify.com/s/files/1/0459/6999/7984/files/kujelu.pdf
- https://cdn.shopify.com/s/files/1/0434/2641/4749/files/33679956390.pdf
- https://cdn.shopify.com/s/files/1/0451/7858/5239/files/74870161104.pdf
- https://cdn.shopify.com/s/files/1/0440/9065/4885/files/day6_singapore_event_guide.pdf
- https://cdn.shopify.com/s/files/1/0430/0183/9769/files/walking_dead_comic_download.pdf
- https://cdn.shopify.com/s/files/1/0441/2728/9496/files/jujasoviwevivomix.pdf
- https://cdn.shopify.com/s/files/1/0429/9712/1178/files/trizetto_facets_user_guide.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_off00006039.bindd337ee47210ac0a80255e14543a31e6a130ab37874b39c58f6585697e8d5746 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6039 | 5584 bytes |
font_01_sfnt_off00007349.bindc9d5b85be940cd1f308818c8b762d83aa49408b33d73e192b1b67c3eb501a7f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7349 | 10024 bytes |
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