MALICIOUS
192
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to external resources, with a critical heuristic identifying a malicious redirector. The document body, though heavily obfuscated, contains the primary malicious URL. This suggests the file is designed to redirect users to malicious sites, likely for phishing or to download further malware. No scripts were extracted, but the PDF structure itself facilitates the malicious redirection.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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://gettraff.ru/aws?keyword=list+of+ch+words+speech+therapy In PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://uploads.strikinglycdn.com/files/34503f2f-dfee-4034-8099-fc0d96a75603/9043944422.pdfIn PDF document text
- https://s3.amazonaws.com/sugaguxagu/robirixaki.pdfIn PDF document text
- https://monirasuwa.files.wordpress.com/2020/11/33363284578.pdfIn PDF document text
- https://s3.amazonaws.com/ninazarila/kaxumumu.pdfIn PDF document text
- https://s3.amazonaws.com/wegemebufojafak/the_longman_writer_9th_edition.pdfIn PDF document text
- https://sisiviweze.files.wordpress.com/2020/11/50939477702.pdfIn PDF document text
- https://s3.amazonaws.com/wikurixobelu/distant_worlds_universe_2_release_date.pdfIn PDF document text
- https://s3.amazonaws.com/xisefowu/7363756497.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/40d401fd-c2f5-48be-9372-8dde5b6d25b2/4156558247.pdfIn PDF document text
- https://s3.amazonaws.com/fatisake/39736227537.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/578e5304-76d7-497a-b1d9-f93ebb45054e/modulo_23_semana_4_fase_final.pdfIn PDF document text
- https://xarewexupi.files.wordpress.com/2020/11/gitaxoxukujuwogababaxer.pdfIn PDF document text
- https://s3.amazonaws.com/xokebore/free_printable_ged_practice_test_2020.pdfIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006e08.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E08 | 5028 bytes |
SHA-256: 2d181b0f0465524e8e23d30cee6a548bd7f1de6502f16276dfacd988ff5c8f45 |
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font_01_sfnt_off00007f4f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F4F | 10268 bytes |
SHA-256: b21b05dd4134ed3e23eb66aba18f089339f3bfcd431a6cf5c45d94ac0aa46202 |
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font_02_sfnt_off0000a24c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA24C | 4324 bytes |
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
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