MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to a URL designed to impersonate a legitimate download. The document body and numerous embedded URLs, including one identified as a malicious redirector, support the conclusion that this PDF is a lure. 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.com/pify?keyword=adobe+reader+original+version+free
- http://files.foodloveblog.com/uploads/1/3/1/3/131380868/vosirijofa.pdf
- http://files.nachomamanc.com/uploads/1/3/1/8/131871744/zexasavom-kujudum.pdf
- http://files.scarboroughanimalhospital.com/uploads/1/3/1/0/131070493/3665045.pdf
- https://cdn.shopify.com/s/files/1/0433/2191/7598/files/jefol.pdf
- https://cdn.shopify.com/s/files/1/0433/4066/0891/files/retusuden.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/59526866216.pdf
- https://cdn.shopify.com/s/files/1/0434/4994/2176/files/calendar_october_2019_excel_template.pdf
- https://cdn.shopify.com/s/files/1/0452/8803/0370/files/pejetu.pdf
- https://cdn.shopify.com/s/files/1/0434/1478/2104/files/difference_between_phoneme_and_allophone.pdf
- https://cdn.shopify.com/s/files/1/0428/9078/9020/files/lijubanulexad.pdf
- https://cdn.shopify.com/s/files/1/0435/8412/7135/files/koxipugotigolugax.pdf
- https://cdn.shopify.com/s/files/1/0429/9731/7783/files/zonalokubepabujevi.pdf
- https://cdn.shopify.com/s/files/1/0431/1243/1770/files/eu4_world_conquest_guide.pdf
- https://cdn.shopify.com/s/files/1/0433/9813/5971/files/metaphysical_bible_dictionary_online.pdf
- https://cdn.shopify.com/s/files/1/0433/5380/0859/files/20946216643.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005e02.bin829b052c36c7dcf8cc25ba9b826dbe7571deabb2e7f9c4f51aa91464878d67b7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E02 | 5264 bytes |
font_01_sfnt_off00006ff7.binbfe8f1730b2e5d3b5c4363d8833c578b62b5aade215f1d099ce96f2da8ee7934 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6FF7 | 9980 bytes |
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