MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many pointing to domains associated with link farms and redirectors, including the primary malicious URL https://ttraff.ru/pify?keyword=d+d+5e+character+sheet+adventurers+league+pdf. The document body, though heavily obfuscated, contains text related to Dungeons & Dragons 5e character sheets, suggesting a lure to entice users to click the malicious links. The ML classifier 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.ru/pify?keyword=d+d+5e+character+sheet+adventurers+league+pdf
- http://files.bywayfinearts.com/uploads/1/3/1/4/131437074/totatunofoletu_zidufasureb_gibum.pdf
- http://files.ratt-ru.org/uploads/1/3/1/8/131871494/litasuwadefaliv.pdf
- http://files.ncscammers.com/uploads/1/3/0/7/130775484/gubuvepe.pdf
- http://files.littlelotuscafe.com/uploads/1/3/0/7/130775145/f889c0.pdf
- http://files.crestwoodbaptist.com/uploads/1/3/1/3/131382841/762961ab3a.pdf
- https://cdn.shopify.com/s/files/1/0428/0070/9791/files/pex_permissions_example.pdf
- https://cdn.shopify.com/s/files/1/0428/3337/9484/files/jiterofulasukaxibopepepe.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/9467339244.pdf
- https://cdn.shopify.com/s/files/1/0430/2936/4889/files/91425490180.pdf
- https://cdn.shopify.com/s/files/1/0436/9884/7894/files/59880566503.pdf
- https://cdn.shopify.com/s/files/1/0428/5808/6559/files/pilobefine.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zodotuxufaliga.pdf
- https://cdn.shopify.com/s/files/1/0438/1710/7616/files/gexomowe.pdf
- https://cdn.shopify.com/s/files/1/0430/0426/4601/files/kupafus.pdf
- https://cdn.shopify.com/s/files/1/0432/9137/7828/files/lonomujoxufepazo.pdf
- https://cdn.shopify.com/s/files/1/0428/0814/8127/files/jibogapawanexep.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_off000045e2.binb87c015326a9e999d2ecacff40b69b17b8875c7ae6db602a3366a88f9abef9c8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x45E2 | 5600 bytes |
font_01_sfnt_off000058fc.bin31eecd8d9c6c1a21e230683317d95088f4639ee2b826029c8b00bc5450740470 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x58FC | 10332 bytes |
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