MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded links, identified as a link farm. One critical heuristic indicates these links point to known malicious redirector infrastructure. The primary malicious URL identified is https://ttraff.cc/pify?keyword=4gl+informix+tutorial, which is likely used to redirect users to a malicious site. The ML classifier also strongly flagged this PDF as malicious.
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=4gl+informix+tutorial
- http://mojijagog.wayzatafarmersmarket.com/uploads/1/3/1/0/131069806/rarex.pdf
- http://tefefu.aronrobertsoninsurance.com/uploads/1/3/0/7/130776688/digez.pdf
- http://files.streambig.net/uploads/1/3/2/7/132712514/0f925847.pdf
- http://zisafeza.jakyoga.com/uploads/1/3/2/6/132696056/sajaxitar_putibex_mazibogobavufu_fudapasemixa.pdf
- https://cdn.shopify.com/s/files/1/0433/0536/9758/files/87973283438.pdf
- https://cdn.shopify.com/s/files/1/0427/8039/3639/files/inorganic_chemistry_full_notes.pdf
- https://cdn.shopify.com/s/files/1/0431/3173/2122/files/29775810434.pdf
- https://cdn.shopify.com/s/files/1/0427/9923/5228/files/27439265228.pdf
- https://cdn.shopify.com/s/files/1/0437/2991/1957/files/approximation_mathematics.pdf
- https://cdn.shopify.com/s/files/1/0438/3444/1885/files/gta_5_jtag_mod_tool.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/51025654711.pdf
- https://cdn.shopify.com/s/files/1/0438/9902/7611/files/22478018084.pdf
- https://cdn.shopify.com/s/files/1/0428/6310/0070/files/oxford_advanced_learner_s_dictionary_ninth_edition.pdf
- https://cdn.shopify.com/s/files/1/0441/1988/3928/files/pusodijipigidurovijama.pdf
- https://cdn.shopify.com/s/files/1/0433/4184/0535/files/10649068583.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_off0000655d.bin58f011b570145d080287a836b68a60d1de67dbfeba628e5aa0dd5340e1e110da |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x655D | 4968 bytes |
font_01_sfnt_off00007638.bin065b2f9da68f4433f4d2ac9b75462a5493a7efa47367773fff180c78f6b983c0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7638 | 14024 bytes |
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