MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded links, identified as a link farm. One of these links, 'https://ttraff.cc/pify?keyword=complaint+record+form+listening+answers+test+5', points to a known malicious redirector. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, contains text related to a complaint record form, suggesting a lure.
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=complaint+record+form+listening+answers+test+5
- http://files.fionasremedialmassage.com/uploads/1/3/2/6/132695734/4212506.pdf
- http://files.bazicproduction.com/uploads/1/3/1/4/131437660/ebd1817d9caa1.pdf
- http://files.hotdoghols.co.uk/uploads/1/3/1/6/131636891/zomuba.pdf
- http://doxorip.maladattaphd.com/uploads/1/3/0/8/130874317/dorifatofosa-komejiluvo-xoxikegamoxi-bukatul.pdf
- http://files.fortworthrowing.com/uploads/1/3/1/0/131070151/zoxum-lawuta-tijir.pdf
- http://doxorip.maladattaphd.com/uploads/1/3/0/8/130874317/dorifatofos
- https://cdn.shopify.com/s/files/1/0437/0831/7850/files/xexedebuxulozatavigumik.pdf
- https://cdn.shopify.com/s/files/1/0432/2613/6743/files/wow_warlock_pets.pdf
- https://cdn.shopify.com/s/files/1/0441/2211/2152/files/gatisebinegoserubukenomi.pdf
- https://cdn.shopify.com/s/files/1/0431/4945/9605/files/xefugofavukej.pdf
- https://cdn.shopify.com/s/files/1/0434/3519/6578/files/fleetguard_filter_cross_reference.pdf
- https://cdn.shopify.com/s/files/1/0429/8683/2035/files/booed_up_song.pdf
- https://cdn.shopify.com/s/files/1/0441/0481/0648/files/grade_1_progress_report_comments_ontario.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_off000074c3.binaa8d032711d953b7c6758690fa7bbf314b7fbd590c30d5f6f595ccab115a54e0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74C3 | 5596 bytes |
font_01_sfnt_off000087c6.bin37911c217974d79c76bfa40969a4fb4cdb8b8ce9ef87f53b5ccc7ff410fc0e4f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x87C6 | 10312 bytes |
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