MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file was flagged as malicious by a machine learning classifier and contains a critical heuristic indicating it links to known malicious redirector infrastructure. Additionally, it exhibits characteristics of a PDF SEO link farm, with numerous embedded links pointing to external PDFs. The primary malicious URL identified is https://ttraff.ru/pify?keyword=old+c.+g+song++dj, which is likely used to funnel victims to further malicious content. The document body contains obfuscated text and the URL, suggesting a lure or redirection mechanism.
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=old+c.+g+song++dj
- http://files.thetradewater.com/uploads/1/3/1/4/131454521/towiv_labinivig_wuruk.pdf
- http://nuxumuvir.babyg-lash.com/uploads/1/3/0/7/130775583/1617803.pdf
- http://files.cffu.org/uploads/1/3/2/6/132683111/bazakekukaxatiwi.pdf
- https://cdn.shopify.com/s/files/1/0431/7813/1611/files/vebilekekijuvamomum.pdf
- https://cdn.shopify.com/s/files/1/0430/9562/1796/files/zekozufesa.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/71419102660.pdf
- https://cdn.shopify.com/s/files/1/0433/4557/6088/files/10383234339.pdf
- https://cdn.shopify.com/s/files/1/0430/9313/1425/files/mitoj.pdf
- https://cdn.shopify.com/s/files/1/0435/6990/5825/files/hijri_calendar_2020.pdf
- https://cdn.shopify.com/s/files/1/0430/3912/9751/files/singapore_sri_lanka_free_trade_agreement_sinhala.pdf
- https://cdn.shopify.com/s/files/1/0430/2556/3799/files/33577354823.pdf
- https://cdn.shopify.com/s/files/1/0428/0749/2775/files/92087352224.pdf
- https://cdn.shopify.com/s/files/1/0428/2017/3983/files/tadogusurega.pdf
- https://cdn.shopify.com/s/files/1/0429/1421/8143/files/biblical_archaeology_a_very_short_introduction.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_off0000ce4d.binb69d87d235689447dfd3b442f131f5fef27e05bb996e2facb7b68610659a146a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE4D | 4936 bytes |
font_01_sfnt_off0000df38.bin8650d715b0a62da2343a5bb0d93d9f92a718f6a7eaedbc65a40011a9778c9f7c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF38 | 10816 bytes |
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