MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a mass external link farm, with many links pointing to Shopify-hosted PDFs. One prominent link, presented as a "math aids division worksheets answer key", redirects to a malicious URL (https://ttraff.cc/pify?keyword=math+aids+division+worksheets+answer+key). This suggests a social engineering lure designed to drive traffic to malicious infrastructure.
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=math+aids+division+worksheets+answer+key
- http://files.onepurelove.org/uploads/1/3/2/6/132680808/kamutabi-gewarosab.pdf
- http://files.hoxieonline.com/uploads/1/3/1/8/131856133/2144257.pdf
- https://cdn.shopify.com/s/files/1/0429/9731/7785/files/repetoj.pdf
- https://cdn.shopify.com/s/files/1/0431/1659/3312/files/70531346030.pdf
- https://cdn.shopify.com/s/files/1/0433/4593/6534/files/matrix_hair_color_chart.pdf
- https://cdn.shopify.com/s/files/1/0432/0234/7168/files/rixufidu.pdf
- https://cdn.shopify.com/s/files/1/0429/1615/1455/files/78429729095.pdf
- https://cdn.shopify.com/s/files/1/0429/9934/9407/files/weiss_passacaglia_guitar.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/98973723668.pdf
- https://cdn.shopify.com/s/files/1/0431/3461/5706/files/terafixelumowew.pdf
- https://cdn.shopify.com/s/files/1/0431/7921/2960/files/watch_american_pie.pdf
- https://cdn.shopify.com/s/files/1/0431/4542/9160/files/11633691256.pdf
- https://cdn.shopify.com/s/files/1/0429/9807/1450/files/18988190534.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_off00005356.bin807f50466036dcf0246458729df02aed9b3bf95b04792206cafbe6c7e5438a84 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5356 | 5204 bytes |
font_01_sfnt_off0000651f.bin0161146c3dd6f8458f897f2581bed7731a82d3f2dfa1edcc3f3a940da8c8a0ef |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x651F | 9580 bytes |
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