MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with a critical heuristic firing indicating a link to known malicious redirector infrastructure at 'https://ttraff.ru/pify?keyword=notification+priority+android+pie'. The document body, though heavily obfuscated, also contains this URL and references to 'notification priority android pie', suggesting a lure. The ML classifier also strongly indicated maliciousness. The presence of a link farm and a malicious redirector points to a phishing or scam campaign designed to lead users to malicious sites.
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.ru/pify?keyword=notification+priority+android+pie
- http://bojopaton.bavardmusic.com/uploads/1/3/0/7/130775982/tisuzuwogi.pdf
- http://files.dancesbyisadora.com/uploads/1/3/1/1/131164324/kipexilujuwipak-rubok-kagiva-kilaledobifavuf.pdf
- http://files.erinsmithlac.com/uploads/1/3/1/3/131383575/botutogavo.pdf
- http://vivaku.walkingthewheel.com/uploads/1/3/1/4/131482962/4107900.pdf
- https://cdn.shopify.com/s/files/1/0428/2508/9191/files/gikoxoziwapun.pdf
- https://cdn.shopify.com/s/files/1/0429/9603/9839/files/sunakuwujikugiv.pdf
- https://cdn.shopify.com/s/files/1/0432/1568/3743/files/hyundai_accent_wiring_diagram.pdf
- https://cdn.shopify.com/s/files/1/0427/7954/1671/files/xevusenukasolipejowarep.pdf
- https://cdn.shopify.com/s/files/1/0429/3623/8236/files/alderbrook_school_6th_form.pdf
- https://cdn.shopify.com/s/files/1/0431/7023/4524/files/kujowiw.pdf
- https://cdn.shopify.com/s/files/1/0435/9038/5821/files/59832482676.pdf
- https://cdn.shopify.com/s/files/1/0448/1895/6448/files/office_2016_product_key.pdf
- https://cdn.shopify.com/s/files/1/0430/0577/1927/files/colocar_assinatura_digital_no.pdf
- https://cdn.shopify.com/s/files/1/0432/9183/6566/files/patterns_of_enterprise_application_architecture_filetype.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_off000089f3.bine812e940b2cf2f92029bf178afcb1ae2f67918aa516b4d3927d90da4442e3c20 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x89F3 | 5008 bytes |
font_01_sfnt_off00009b13.bindbcad00d2387f8bbab615a8abeb95130710b9d1c45a4ca9700830e7f38704a55 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9B13 | 9980 bytes |
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