MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains multiple embedded links, with one specifically pointing to a known malicious redirector. The document body text, though obfuscated, contains the string 'https://ttraff.cc/pify?keyword=ah+ha+take+on+me+mp3+download', indicating a lure for a fake download that redirects to malicious infrastructure. The ML classifier also strongly flagged this PDF as malicious.
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.cc/pify?keyword=ah+ha+take+on+me+mp3+download
- http://files.parketvloerenschuren.be/uploads/1/3/0/8/130814397/7653471.pdf
- http://files.columbushardscapes.com/uploads/1/3/2/7/132712080/9127580.pdf
- http://zovinu.socalbiblestudy.com/uploads/1/3/0/7/130775634/4811712.pdf
- http://files.bmcbooks.com/uploads/1/3/0/7/130776008/169758.pdf
- https://cdn.shopify.com/s/files/1/0430/0292/1123/files/51466063106.pdf
- https://cdn.shopify.com/s/files/1/0429/8702/8641/files/tazuguvufewapozogakozabu.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/28851780814.pdf
- https://cdn.shopify.com/s/files/1/0437/8922/2037/files/22409032901.pdf
- https://cdn.shopify.com/s/files/1/0440/2728/1558/files/destilacion_por_arrastre_de_vapor_de_agua.pdf
- https://cdn.shopify.com/s/files/1/0432/2210/6269/files/gokugumav.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/jewaxepolirabosumasedud.pdf
- https://cdn.shopify.com/s/files/1/0431/2766/8890/files/4950099107.pdf
- https://cdn.shopify.com/s/files/1/0432/9275/4076/files/pivituxaji.pdf
- https://cdn.shopify.com/s/files/1/0434/4836/9309/files/autocad_3d_import.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_off000040b6.binca4b138138f128092a46270d897892c8dd39f71b383ff42806103305f0f07b54 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x40B6 | 5232 bytes |
font_01_sfnt_off0000526c.bind33d11f1ed5a13db730c96e22d98b9fca10d498f4f974fa8bef7b6b80606ed0e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x526C | 9000 bytes |
font_02_sfnt_off00006488.bin1d0380952094ab97c8a49f3d92398e2181374a2d930e2edb5fd22703df3b6866 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6488 | 9496 bytes |
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