MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, many of which point to a link farm hosted on Shopify. One of these links, https://ttraff.com/pify?keyword=biology+book+online+10th+grade+pdf, is identified as a malicious redirector. The document body, though heavily obfuscated, also contains this URL, suggesting the primary intent is to redirect users to malicious infrastructure through a deceptive lure.
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=biology+book+online+10th+grade+pdf
- http://files.passion4healing.club/uploads/1/3/1/6/131637649/buparadusokir.pdf
- http://files.stjohnschurchcolumbus.org/uploads/1/3/0/7/130740069/d0a55a.pdf
- http://files.moffettfieldmuseum.org/uploads/1/3/1/6/131606407/jilib.pdf
- https://cdn.shopify.com/s/files/1/0428/2512/1959/files/how_to_make_a_game_in_c.pdf
- https://cdn.shopify.com/s/files/1/0434/7111/0308/files/jaxumufikokomok.pdf
- https://cdn.shopify.com/s/files/1/0429/9846/4661/files/ronidalaxaje.pdf
- https://cdn.shopify.com/s/files/1/0433/1690/4104/files/33048938019.pdf
- https://cdn.shopify.com/s/files/1/0434/7641/8722/files/92538943072.pdf
- https://cdn.shopify.com/s/files/1/0435/4870/4920/files/kekarozababeriva.pdf
- https://cdn.shopify.com/s/files/1/0430/4555/2290/files/54712052182.pdf
- https://cdn.shopify.com/s/files/1/0432/2390/8520/files/60394726419.pdf
- https://cdn.shopify.com/s/files/1/0430/9411/4465/files/nabojaxodikegonirerefo.pdf
- https://cdn.shopify.com/s/files/1/0429/7680/5013/files/volajofewed.pdf
- https://cdn.shopify.com/s/files/1/0432/4501/1112/files/84790099695.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_off000062c0.bin265f17b77e711c5313d75dbc64324e89010bc0d53f21ade1fdeb9373b38795ea |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x62C0 | 5672 bytes |
font_01_sfnt_off0000761e.bin3c55e03a8c89be4da4d55bcdfd350519e9a8bf1b366af5df0b3455b5b2e049e9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x761E | 9864 bytes |
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