MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to Shopify domains hosting other PDFs, suggesting a link farm for SEO manipulation. One critical heuristic indicates a malicious redirector link to 'ttraff.cc', which is known malicious infrastructure. The document body, though heavily obfuscated, contains text related to 'wild animals worksheets' and the malicious URL, indicating a lure to trick users into clicking the malicious link.
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=wild+animals+worksheets+british+council
- http://lodaz.secondchancesurrogacy.com/uploads/1/3/2/7/132712380/02b4a0235e8e1.pdf
- http://files.thrivingdrs.com/uploads/1/3/1/1/131163738/xawokepopeze.pdf
- https://cdn.shopify.com/s/files/1/0433/6241/8846/files/razive.pdf
- https://cdn.shopify.com/s/files/1/0434/0236/3045/files/kivod.pdf
- https://cdn.shopify.com/s/files/1/0428/2171/4076/files/neriwigove.pdf
- https://cdn.shopify.com/s/files/1/0433/4551/0568/files/48672600324.pdf
- https://cdn.shopify.com/s/files/1/0433/8126/0438/files/tivoze.pdf
- https://cdn.shopify.com/s/files/1/0429/7284/0090/files/68069474937.pdf
- https://cdn.shopify.com/s/files/1/0428/2905/4118/files/kexatujiwupuvubufi.pdf
- https://cdn.shopify.com/s/files/1/0434/1081/7180/files/momosuzetisirorin.pdf
- https://cdn.shopify.com/s/files/1/0432/9809/5272/files/1874408809.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_off00004b61.bin94a52f32fc07a617f9e860efa18f2c32bc446140f1a14dc0b3a38ef5349b4afd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4B61 | 5488 bytes |
font_01_sfnt_off00005de8.bin23bff5989b61df33442e41ad547222f4234294f54f0f189ce4a936f42214d3fe |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5DE8 | 6792 bytes |
font_02_sfnt_off00007010.bincabd4557e925ba4c340203e7215941fe5692f4d7593eb53cd240aa17d9bc1331 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7010 | 9732 bytes |
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