MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, with one specifically identified as a malicious redirector. The ML classifier strongly indicated maliciousness, and the presence of a link farm suggests an attempt to manipulate search engine results or distribute malicious content. The document body, though heavily obfuscated, contains the malicious URL, indicating a likely phishing or scam 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.cc/pify?keyword=cachecol+vermelho+livro+pdf+gratis
- http://files.pixiechickproductions.com/uploads/1/3/1/1/131163872/5349401.pdf
- http://xobog.perthtamilchurch.com/uploads/1/3/0/7/130775997/lologaduwo-lunomugadelox-sitoxoxedile.pdf
- http://files.elawr.org/uploads/1/3/2/6/132695574/dupabotab.pdf
- http://files.emptygallery.org/uploads/1/3/1/0/131070407/9be255d6eb93.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/4646/0830/files/foragelemokakowekomuk.pdf
- https://cdn.shopify.com/s/files/1/0432/3786/7687/files/sesezibaxojagizanurewumel.pdf
- https://cdn.shopify.com/s/files/1/0429/6186/2810/files/mymahdi_mp3_player_manual.pdf
- https://cdn.shopify.com/s/files/1/0429/2568/6951/files/55305843802.pdf
- https://cdn.shopify.com/s/files/1/0440/6149/1352/files/55726086269.pdf
- https://cdn.shopify.com/s/files/1/0428/5225/3863/files/27541579499.pdf
- https://cdn.shopify.com/s/files/1/0435/2717/6344/files/40383197985.pdf
- https://cdn.shopify.com/s/files/1/0434/7330/5762/files/27572184984.pdf
- https://cdn.shopify.com/s/files/1/0436/9724/2262/files/elicitation_and_collaboration.pdf
- https://cdn.shopify.com/s/files/1/0428/1945/3095/files/94363685267.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/6565103434.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_off00005161.binfb633ef182450850923ccd495ddedd8064638998fa5f4a0c6f8579cd55beaa4e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5161 | 5532 bytes |
font_01_sfnt_off00006415.bin6aa25294f262c189ba57837fd8bfae0d12b0611d1ab5c77523305f1cda45b105 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6415 | 12404 bytes |
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