MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, suggests a lure related to 'ordering fractions worksheet pdf', likely a pretext to drive traffic to the malicious URLs.
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/wb?keyword=ordering%20fractions%20worksheet%20pdf
- http://files.thefastshopp.com/uploads/1/3/0/7/130776573/mumubevipo-neriragowal-pogozagoz-vitufola.pdf
- http://files.vivastrangeboutique.com/uploads/1/3/2/8/132814306/1260376.pdf
- http://files.vanessajaynefineart.com/uploads/1/3/0/9/130969561/989946.pdf
- http://files.vanessajaynefineart.com/uploads
- https://cdn.shopify.com/s/files/1/0430/3480/4375/files/vivixenojirozozovabal.pdf
- https://cdn.shopify.com/s/files/1/0433/4842/6910/files/60408802702.pdf
- https://cdn.shopify.com/s/files/1/0437/5946/8701/files/55218324895.pdf
- https://cdn.shopify.com/s/files/1/0429/3964/6108/files/83402277964.pdf
- https://cdn.shopify.com/s/files/1/0432/9819/3573/files/98413727983.pdf
- https://cdn.shopify.com/s/files/1/0430/0711/5423/files/duwudesotaga.pdf
- https://cdn.shopify.com/s/files/1/0432/6604/8165/files/fesawadetomu.pdf
- https://cdn.shopify.com/s/files/1/0429/7133/2767/files/vovuvipevidojukemeloja.pdf
- https://cdn.shopify.com/s/files/1/0438/4745/0789/files/fapev.pdf
- https://cdn.shopify.com/s/files/1/0434/7199/5033/files/36541878873.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/nipexaledova.pdf
- https://cdn.shopify.com/s/files/1/0431/6112/5015/files/pofesi.pdf
- https://cdn.shopify.com/s/files/1/0430/6688/4250/files/vatataguxuripanesi.pdf
- https://cdn.shopify.com/s/files/1/0430/3791/7345/files/27940669442.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_off00007086.binfbe9f8954eee622080b471e2823a5d52ff64ccb8de6e289a30ada03cbdd1d0de |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7086 | 5356 bytes |
font_01_sfnt_off000082cb.binf81d7fc6c4a640bfd78839ac2217429dceb507e1f61d9ccee2a97b1e661dad46 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x82CB | 9900 bytes |
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