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 'ttraff.com'. This URL is presented in a way that mimics a legitimate service, likely to trick the user into clicking it. The document also contains a large number of embedded links, many hosted on Shopify, forming a link farm, with one specific PDF 'pisawotifuf.pdf' being part of this farm. The ML classifier strongly supports the malicious nature of this PDF.
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=cambridgeshire+county+council+highways+reporting
- http://files.fightroom.org/uploads/1/3/0/7/130776739/ziloderojibotox.pdf
- https://cdn.shopify.com/s/files/1/0438/2267/8173/files/pisawotifuf.pdf
- https://cdn.shopify.com/s/files/1/0434/9794/7300/files/compreender_behaviorismo.pdf
- https://cdn.shopify.com/s/files/1/0432/2502/2621/files/19917799787.pdf
- https://cdn.shopify.com/s/files/1/0431/0846/6845/files/11126726168.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vejut.pdf
- https://cdn.shopify.com/s/files/1/0432/9373/7110/files/dobulezinubixewomewine.pdf
- https://cdn.shopify.com/s/files/1/0434/2834/8056/files/23598851863.pdf
- https://cdn.shopify.com/s/files/1/0431/8347/2802/files/bixojozupuzirirolu.pdf
- https://cdn.shopify.com/s/files/1/0431/5453/8656/files/dsp_first_2nd_edition.pdf
- https://cdn.shopify.com/s/files/1/0430/9532/6887/files/3707341660.pdf
- https://cdn.shopify.com/s/files/1/0433/5517/7109/files/java_swing_full_book.pdf
- https://cdn.shopify.com/s/files/1/0437/4803/2673/files/dragons_dogma_names.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_off00005697.bin40d9221ee0fb16b7ca89784035f6cc931ea2d19fce33a966077086aace28883c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5697 | 5728 bytes |
font_01_sfnt_off00006a02.bin576bf496785c154012b0fdad99936e1640d5be75fa736f4e1f030443880b8bb0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A02 | 9760 bytes |
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