MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. The document body, though heavily obfuscated, contains text related to 'Riello burner parts' and the malicious URL, suggesting a lure. The PDF also exhibits characteristics of a link farm, with numerous embedded URLs, many hosted on shopify.com, likely for SEO manipulation to increase visibility of the malicious redirector.
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=riello+burner+parts
- http://files.jacobjosephpiano.com/uploads/1/3/0/8/130814121/2443103.pdf
- http://files.grantmethod.com/uploads/1/3/0/9/130969192/977383ab0.pdf
- http://files.morethanahandyman.org/uploads/1/3/2/6/132696414/7011897.pdf
- http://files.budsofbuds.com/uploads/1/3/2/7/132740352/1868726.pdf
- http://files.amtboats.co.uk/uploads/1/3/1/3/131380841/bapelule.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/viloronijiletamuzolodoxe.pdf
- https://cdn.shopify.com/s/files/1/0438/1658/3325/files/50110203754.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/86399573169.pdf
- https://cdn.shopify.com/s/files/1/0431/2160/6818/files/5339036612.pdf
- https://cdn.shopify.com/s/files/1/0428/8082/7558/files/78111140895.pdf
- https://cdn.shopify.com/s/files/1/0434/2287/5797/files/xejugoba.pdf
- https://cdn.shopify.com/s/files/1/0427/7154/6279/files/9015662282.pdf
- https://cdn.shopify.com/s/files/1/0436/3033/0016/files/86020749265.pdf
- https://cdn.shopify.com/s/files/1/0433/0897/4235/files/64302807691.pdf
- https://cdn.shopify.com/s/files/1/0434/0069/1879/files/gazanokebegafenumivisosa.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006003.binb429be2039d36a3c6a410dd984937cacfc2fbb8134eda3c3a9d5c6044375bd07 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6003 | 4840 bytes |
font_01_sfnt_off00007076.binc5da805f588fe1a921ccb38bfbf80afc36726b3f819472918ceeb1a82c29faa9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7076 | 10212 bytes |
font_02_sfnt_off00009354.bin05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9354 | 4324 bytes |
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