MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a large number of embedded external links, many of which point to a redirector service. The primary heuristic indicates that these links lead to known malicious infrastructure. The document body, though heavily obfuscated, contains a URL that appears to be the target of the redirection. No scripts were extracted, but the presence of numerous links suggests a social engineering attempt to drive traffic to malicious sites.
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=aha+take+on+me+piano+pdf
- http://files.shauneb.co.uk/uploads/1/3/1/4/131438557/sexujenugoxu_zorebipikivekip_zojezaxelenobap_derepifetuxo.pdf
- http://mivisu.thebeaverindustries.com/uploads/1/3/1/4/131409309/miwimiduxo.pdf
- http://files.crowdedbedcreations.com/uploads/1/3/1/8/131872096/jabemenule-mimibumak-tiletozutimeta-leravu.pdf
- https://cdn.shopify.com/s/files/1/0429/8804/4442/files/74862163817.pdf
- https://cdn.shopify.com/s/files/1/0433/9551/4535/files/malformation_anorectal_cours.pdf
- https://cdn.shopify.com/s/files/1/0437/6566/1845/files/install_java_8_mac.pdf
- https://cdn.shopify.com/s/files/1/0427/9032/2342/files/3429907213.pdf
- https://cdn.shopify.com/s/files/1/0438/1124/2144/files/xatesilenamoke.pdf
- https://cdn.shopify.com/s/files/1/0434/3293/5574/files/toduwuvisadoledako.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/56655156305.pdf
- https://cdn.shopify.com/s/files/1/0439/3605/5454/files/arduino_rgb_led.pdf
- https://cdn.shopify.com/s/files/1/0431/6489/3344/files/52799592571.pdf
- https://cdn.shopify.com/s/files/1/0437/1503/5290/files/pikeru.pdf
- https://cdn.shopify.com/s/files/1/0440/8174/1976/files/nusebe.pdf
- https://cdn.shopify.com/s/files/1/0434/3637/6231/files/wowexilizamumi.pdf
- https://cdn.shopify.com/s/files/1/0432/1322/6139/files/fufopipiwo.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_off00004732.bind45201e4eb207e2f4a2ccc3fb6751d7dded80f44369b7c94c6ed818c227b26e8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4732 | 5028 bytes |
font_01_sfnt_off00005826.binb2e12de878c084a8d040eb9e6b41b2e6481adb1a88e89fe3b15990a25a7c44f3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5826 | 10260 bytes |
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