MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a critical heuristic firing indicating it links to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the URL that triggered this finding. The presence of a large number of external PDF links, many hosted on Shopify, suggests a link farm or content distribution network used to obscure the ultimate destination. 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=appetite+for+destruction+full+album
- http://files.mortonshetlands.co.uk/uploads/1/3/2/3/132303024/zafezokofil-matikumazudasul.pdf
- http://files.tfamcon.com/uploads/1/3/0/9/130970016/452908.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/80835258875.pdf
- https://cdn.shopify.com/s/files/1/0437/5855/1189/files/tableau_tutorial_for_beginners_free_download.pdf
- https://cdn.shopify.com/s/files/1/0435/3766/2103/files/aissee_2020_question_paper.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/52299098946.pdf
- https://cdn.shopify.com/s/files/1/0431/7849/2062/files/vajazixufekosonerevej.pdf
- https://cdn.shopify.com/s/files/1/0440/3704/6437/files/35865857872.pdf
- https://cdn.shopify.com/s/files/1/0433/6756/3418/files/24641555389.pdf
- https://cdn.shopify.com/s/files/1/0438/1350/3133/files/vumivafumotodilajaguzof.pdf
- https://cdn.shopify.com/s/files/1/0428/3462/4679/files/jidorori.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d2de.bin3d86eb21ff5dbb2dc9b2659c3f9febef81beaf3d427fa689a0f990941025de87 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD2DE | 3136 bytes |
font_01_sfnt_off0000de13.bin77999644897f455948c45459ce7be918615fae8a774ae982d1b15b55fe4b6c55 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE13 | 5432 bytes |
font_02_sfnt_off0000f06e.bin94bc8fdffb664207f26bc01351d448f1a0a5934d62de89b04519ebe4e7b96270 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF06E | 13324 bytes |
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