MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous links, including one pointing to a known malicious redirector at 'ttraff.cc'. The document body, though heavily obfuscated, contains text suggesting it is a PDF related to 'reported speech exercises', likely a lure. The presence of a link farm and a malicious redirector indicates an attempt to drive traffic to malicious infrastructure, potentially for further exploitation or phishing.
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=reported+speech+exercises+b2+pdf
- http://vugof.bizcoachgurus.com/uploads/1/3/0/9/130969445/wurepamerulobe.pdf
- https://cdn.shopify.com/s/files/1/0454/2182/2120/files/english_speaking_notes.pdf
- https://cdn.shopify.com/s/files/1/0429/5865/1545/files/56113979336.pdf
- https://cdn.shopify.com/s/files/1/0430/3467/3301/files/gekusavi.pdf
- https://cdn.shopify.com/s/files/1/0437/5799/4138/files/giwabajizuwaxade.pdf
- https://cdn.shopify.com/s/files/1/0432/7545/2569/files/financial_reporting_ca_final_study_material.pdf
- https://cdn.shopify.com/s/files/1/0432/6565/4939/files/zitazuxezesikofokama.pdf
- https://cdn.shopify.com/s/files/1/0433/0595/9574/files/xadinudazokojikaz.pdf
- https://cdn.shopify.com/s/files/1/0433/3741/6869/files/dedejetidetikepabedobuzi.pdf
- https://cdn.shopify.com/s/files/1/0438/5882/1285/files/captopril_mechanism_of_action.pdf
- https://cdn.shopify.com/s/files/1/0437/4455/9258/files/29595004539.pdf
- https://cdn.shopify.com/s/files/1/0430/6373/8529/files/anexar_ao_word.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_off00005528.bin195b5e0eb4630a332836d7f907048dc22bccf9c820d4af4ba2a50b34ee43eeac |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5528 | 5348 bytes |
font_01_sfnt_off00006766.bin013401a7a810535c484dd5b8471c7917d35a626a399aa570a537b2542b61a859 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6766 | 9796 bytes |
font_02_sfnt_off00008938.bin3a87a2a80cb0740ff7ad33dbd9b35031d90241dfccc5ab96a3d2c3133af9c3ca |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8938 | 16096 bytes |
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