Malicious PDF — malware analysis report

Static analysis result for SHA-256 af0466f9da15fb0f…

MALICIOUS

PDF

39.3 KB Created: 2020-08-31 00:06:09 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 3d68dc9cc4068e22f38278a28a35a325 SHA-1: 0129226e53958e2a30b60e90cae7e7738dab169f SHA-256: af0466f9da15fb0fa9fc19d6e6e9c41fbb554f7ef28a79fc374c805932a5ae40
60 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a critical heuristic firing indicating a malicious redirector link. The embedded URL, https://ttraff.com/wix?keyword=dan+charles+zukoski+facebook, is the primary indicator of malicious intent. The document body, though heavily obfuscated, appears to contain references to the same URL and potentially search terms, suggesting a lure. No scripts were extracted, but the presence of a malicious redirector is sufficient to classify this as a malicious document.

Heuristics 2

  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF 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.
  • Embedded URL info EMBEDDED_URL
    One 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/wix?keyword=dan+charles+zukoski+facebook
    • https://static.usrfiles.com/ugd/f46427_fa41af921f71447a86a6ad47f8ceb976.pdf
    • https://static.usrfiles.com/ugd/b8c837_17c8f6c4e40b4f0fa3f29c9311347c6c.pdf
    • https://static.usrfiles.com/ugd/9e14ca_b71d0bf6cb5e4c5188dc23eed5f84ea3.pdf
    • https://static.usrfiles.com/ugd/b9801a_a7878fdafa8e44cea3d463b231492f33.pdf
    • https://cdn.shopify.com/s/files/1/0438/0390/2112/files/dnd_5e_college_of_swords.pdf
    • https://cdn.shopify.com/s/files/1/0436/1977/8720/files/22883760494.pdf
    • https://static.usrfiles.com/ugd/a2c2bc_147eeecc2e444230b243e026041c97e3.pdf
    • https://static.usrfiles.com/ugd/5de1df_3443be3c8c1a4dcc97aed5f36b46a10f.pdf
    • https://static.usrfiles.com/ugd/a64c8c_b3dfdd6bcde64996bfef6d0bb51b276a.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.

FilenameKindSourceSize
font_00_sfnt_off00005c71.bin
ceb4aa32af871e5a5da71cd2b4d58efee97b5a8703bbfe776541ffbaf3b57396		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5C71 5224 bytes
font_01_sfnt_off00006e2f.bin
c747697343003147dc58a28cd9041be9b7731530b2ac1f83b7ed08fa0e843293		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6E2F 10300 bytes

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