MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm and a specific redirector URL, 'https://ttraff.com/pify?keyword=bomb+calorimeter+journal+pdf', which is flagged as malicious. The document body, though heavily obfuscated, contains this URL and other PDF links, suggesting a lure to a malicious site. The ML classifier also strongly indicated maliciousness.
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/pify?keyword=bomb+calorimeter+journal+pdf
- http://files.deevineimaginations.com/uploads/1/3/1/8/131871614/tubugeferoruwox-tedivurex-rawuz-sadexor.pdf
- http://files.publicarchives.info/uploads/1/3/2/7/132710797/luronuxegewopu.pdf
- http://files.originalcable.com/uploads/1/3/1/1/131163953/navemirexeb.pdf
- https://cdn.shopify.com/s/files/1/0433/9548/1750/files/36461214724.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/909040323.pdf
- https://cdn.shopify.com/s/files/1/0431/0348/6103/files/15757787017.pdf
- https://cdn.shopify.com/s/files/1/0430/3775/3501/files/68585508085.pdf
- https://cdn.shopify.com/s/files/1/0438/0576/9888/files/windows_7_ova.pdf
- https://cdn.shopify.com/s/files/1/0433/7005/3784/files/xiwituzidunavawuxitevin.pdf
- https://cdn.shopify.com/s/files/1/0433/8126/0440/files/91853678199.pdf
- https://cdn.shopify.com/s/files/1/0427/6004/4710/files/34169091638.pdf
- https://cdn.shopify.com/s/files/1/0433/4583/8239/files/absolute_cost_theory.pdf
- https://cdn.shopify.com/s/files/1/0433/6356/5727/files/30691009755.pdf
- https://cdn.shopify.com/s/files/1/0429/0327/3628/files/67509303670.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_off00006646.bincab3ee831aff68f79fcb53cc51f11839d5cdfea21a6dbd8da42d788bdbbc18fb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6646 | 5388 bytes |
font_01_sfnt_off0000787a.bin439459a01e97a76ea5e0b9f913bb06d4dd3d82130134df6ea62f945f3bd2695f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x787A | 10452 bytes |
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