MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to external PDF files hosted on Weebly, suggesting a link farm or redirection strategy. One critical heuristic identified a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains a URL that appears to be the primary lure. The ML classifier 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.link/123?keyword=ccsd+2019+calendar
- https://mojivimimujovo.weebly.com/uploads/1/3/0/8/130874437/batagebexi.pdf
- https://fejamelaluboj.weebly.com/uploads/1/3/4/3/134311679/6927930.pdf
- https://jewajufigojoxi.weebly.com/uploads/1/3/1/4/131438211/tujelovobagamotemid.pdf
- https://gujodoludota.weebly.com/uploads/1/3/2/6/132681740/bokamu.pdf
- https://jixepelisu.weebly.com/uploads/1/3/2/6/132695865/355e35696.pdf
- https://remewizefo.weebly.com/uploads/1/3/1/8/131856163/ledonokeberuso-kobifebonewen.pdf
- https://cdn-cms.f-static.net/uploads/4420767/normal_5f9ca4db5aaf0.pdf
- https://vuxarujetununo.weebly.com/uploads/1/3/4/4/134437765/3096688.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://s3.amazonaws.com/wunupalezozerud/insolvency_and_bankruptcy_rules_2016.pdf
- https://s3.amazonaws.com/henghuili-files2/alteraciones_de_la_conciencia.pdf
- https://s3.amazonaws.com/rufonali/tarijokupowu.pdf
- https://s3.amazonaws.com/ditiruz/28667566094.pdf
- https://uploads.strikinglycdn.com/files/dd1fec17-b1ea-45a1-b6ba-75b5f13b56c3/44822990316.pdf
- https://uploads.strikinglycdn.com/files/3477f2b8-4aec-414d-8996-5c5d78850c42/54363469714.pdf
- https://s3.amazonaws.com/radaruropivoje/altura_ceiling_fan_60.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_off00008508.bin449d22c26db364a065d21458bd29b2f60592583a765cd63173c63db835344b14 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8508 | 5320 bytes |
font_01_sfnt_off00009724.bin9e83626e7349545b1448b64e4917ced1d738a2d5f14293de51b006a70645f065 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9724 | 11476 bytes |
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