MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a mass external link farm, with one critical link pointing to a known malicious redirector. The document body, though partially obfuscated, contains the URL that is also present in the link farm, suggesting a lure to trick users into clicking the malicious link. The ML classifier also strongly indicated maliciousness.
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=esquema+de+vacunacion+antirrabica+humana+pdf
- http://files.luludeuxmillinery.com/uploads/1/3/0/8/130874252/7517901.pdf
- http://files.spiteripottery.com/uploads/1/3/1/6/131637308/tolaru-juxib-bopip-mevokakudi.pdf
- http://files.millerwebdesignservices.evansconstructionconsultingllc.com/uploads/1/3/1/8/131860938/xexugikirav.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/0978/5499/files/20874701666.pdf
- https://cdn.shopify.com/s/files/1/0434/7153/6285/files/puzur.pdf
- https://cdn.shopify.com/s/files/1/0433/4954/1017/files/rfid_based_attendance_system_project.pdf
- https://cdn.shopify.com/s/files/1/0432/6083/8050/files/41247200832.pdf
- https://cdn.shopify.com/s/files/1/0431/6826/8456/files/largest_prime_number.pdf
- https://cdn.shopify.com/s/files/1/0431/8209/6541/files/psql_fatal_password_authentication_failed_for_user.pdf
- https://cdn.shopify.com/s/files/1/0436/3865/3086/files/crossword_puzzles_easy.pdf
- https://cdn.shopify.com/s/files/1/0428/7827/1641/files/43581252485.pdf
- https://cdn.shopify.com/s/files/1/0432/6601/5396/files/take_courage_bethel_chords.pdf
- https://cdn.shopify.com/s/files/1/0431/7931/1253/files/24544776765.pdf
- https://cdn.shopify.com/s/files/1/0439/1573/9304/files/useful_adjectives_in_english.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_off00007890.bin52c5200a4d28106d2df8ea5af3c2903a05743f5e644cd0a31319df5cb459d003 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7890 | 5648 bytes |
font_01_sfnt_off00008b99.bin5e2d05ca2d3cd4761abe24c25d5ceca31441157ba20435b12333438966b6119d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8B99 | 11660 bytes |
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