MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic identifying a malicious redirector at 'https://ttraff.ru/pify?keyword=due+diligence+example+reports'. The document body, though heavily obfuscated, contains this URL and other links, suggesting a lure to external malicious content. The ML classifier strongly flagged this PDF as malicious, supporting the conclusion that it is designed to redirect users to harmful 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=due+diligence+example+reports
- http://dinodi.beyourradiantself.com/uploads/1/3/1/3/131398140/25bc800c2.pdf
- http://files.asadeltanu.org/uploads/1/3/1/3/131384429/1435233.pdf
- https://cdn.shopify.com/s/files/1/0433/8548/7525/files/integer_number_line_template.pdf
- https://cdn.shopify.com/s/files/1/0445/7899/6383/files/56443342912.pdf
- https://cdn.shopify.com/s/files/1/0438/9679/9384/files/best_bluetooth_keyboard_for_tablet_android.pdf
- https://cdn.shopify.com/s/files/1/0437/7581/9927/files/kezufobibulodijipijowoga.pdf
- https://cdn.shopify.com/s/files/1/0428/2191/0687/files/calendario_annuale_2020_gratis.pdf
- https://cdn.shopify.com/s/files/1/0431/8524/2276/files/zulax.pdf
- https://cdn.shopify.com/s/files/1/0431/8117/9029/files/gardens_of_the_moon_character_guide.pdf
- https://cdn.shopify.com/s/files/1/0431/0417/4233/files/38760480538.pdf
- https://cdn.shopify.com/s/files/1/0438/8408/5416/files/69956605222.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_off00007bb4.binc839756a0ced4b5d6a0957788dfb5078d12938a47b189c39fcc15ba8d59bb147 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BB4 | 5460 bytes |
font_01_sfnt_off00008e2e.bin4137d40520d2ce80c3d249055413fa67b3b7b6f5b670441a09cf084702e49cd5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8E2E | 10988 bytes |
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