MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a mass of external links, including a critical redirector to traff.com, suggesting a link farm or phishing lure. The document body, though partially garbled, contains the text 'Convert. flv to wmv' and the malicious URL, indicating a social engineering attempt to trick the user into clicking the link. The ML classifier strongly supports the malicious verdict.
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=convert.+flv+to+wmv
- http://files.quesnelarts.com/uploads/1/3/1/8/131856365/zafojorokisumub-gekunan.pdf
- http://files.undergroundscoffeebuffalo.com/uploads/1/3/0/8/130813514/2505348.pdf
- http://files.vivatanbeautyboutique.ca/uploads/1/3/1/4/131437246/junilumofaxume_xikitukaxi.pdf
- https://cdn.shopify.com/s/files/1/0430/6580/2905/files/zuduzuzopanuw.pdf
- https://cdn.shopify.com/s/files/1/0428/8462/8633/files/bexamupopuzufekavemixara.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/lunizededalusabunis.pdf
- https://cdn.shopify.com/s/files/1/0433/5622/5686/files/55553779602.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/81599599528.pdf
- https://cdn.shopify.com/s/files/1/0432/0336/2975/files/6908891391.pdf
- https://cdn.shopify.com/s/files/1/0434/5190/8249/files/63063547000.pdf
- https://cdn.shopify.com/s/files/1/0434/0645/9029/files/begozowavapi.pdf
- https://cdn.shopify.com/s/files/1/0435/3484/4059/files/43267066248.pdf
- https://cdn.shopify.com/s/files/1/0429/7441/2949/files/lenev.pdf
- https://cdn.shopify.com/s/files/1/0433/3263/2730/files/69923816037.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zobuwavidojanunixi.pdf
- https://cdn.shopify.com/s/files/1/0430/4083/3690/files/78380670376.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_off00005d41.bin8bead1d1a76c7a025a6dc3975972c73f90d76526882d680997322e7bfdc245b8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D41 | 4616 bytes |
font_01_sfnt_off00006cfa.bin72157bed0c6d322c5d1fb72fa550b4c480e50c91274795ca725dc6320acc20a9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6CFA | 10156 bytes |
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