MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector. The ML classifier also strongly indicated maliciousness. The document's content, though obfuscated, appears to be a lure, directing users to external sites that likely host further malicious content or phishing pages.
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.com/pify?keyword=brocas+de+perforacion+pdf
- http://files.susankralovansky.com/uploads/1/3/1/8/131871762/1922139.pdf
- http://files.conditionsforlearning.com/uploads/1/3/0/9/130969430/7320064.pdf
- http://files.michaeljcrites.com/uploads/1/3/0/7/130775858/bigokaji.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/1261/0472/files/rumekififetisatudi.pdf
- https://cdn.shopify.com/s/files/1/0439/4627/9080/files/tabazotebopifez.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/53446206952.pdf
- https://cdn.shopify.com/s/files/1/0432/3685/1874/files/cgeit_review_manual_2020.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/vibemegabixowosepabotabux.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/909040323.pdf
- https://cdn.shopify.com/s/files/1/0430/1373/4563/files/beliefs_of_christianity.pdf
- https://cdn.shopify.com/s/files/1/0432/9301/6222/files/26509963192.pdf
- https://cdn.shopify.com/s/files/1/0428/4855/1068/files/kelso_mo_topix.pdf
- https://cdn.shopify.com/s/files/1/0431/1787/1255/files/tudebagi.pdf
- https://cdn.shopify.com/s/files/1/0440/4733/5574/files/74972105639.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_off00005cdb.bin1c4ccd3d60d0ff304a19bed6a4c6dd3056556d534ed7c62e8b3ac8af4a0b0890 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5CDB | 5164 bytes |
font_01_sfnt_off00006e79.bin280e58821b101508c0c32b662c78ce70ff9efe3516b08fad6011d20f4b672d41 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E79 | 10624 bytes |
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