Malicious PDF — malware analysis report

Static analysis result for SHA-256 e0d9c433243f9175…

MALICIOUS

PDF

34.0 KB Created: 2020-08-19 00:47:35 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 517fa086d2668e20a8dc60c9ab435039 SHA-1: 4db73652a2af245c9fec07931f640467d3cf841a SHA-256: e0d9c433243f91756e52e4537fe8fb060fa306bb2fa4b0f76348147077510ccb
60 Risk Score

Malware Insights

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

The PDF file contains a heuristic firing indicating a malicious redirector link. The primary malicious URL identified is https://ttraff.com/pify?keyword=c+programming+with+arduino+warwick+pdf. This URL is likely used to lure the user to a malicious site, potentially for phishing or malware delivery. No scripts were extracted, and the document body was heavily obfuscated, limiting further analysis of the exact payload.

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/pify?keyword=c+programming+with+arduino+warwick+pdf
    • http://files.stevewestgroup.com/uploads/1/3/0/7/130740256/pajibizitazuvat.pdf
    • http://files.huningtonchase.org/uploads/1/3/1/4/131454916/4564040ccd88d5.pdf
    • https://cdn.shopify.com/s/files/1/0432/6657/2441/files/87771253265.pdf
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/30347825404.pdf
    • https://cdn.shopify.com/s/files/1/0431/0233/9232/files/totudesisatase.pdf
    • https://cdn.shopify.com/s/files/1/0433/1339/7924/files/comment_assembler_plusieurs_en_un_seul_sur_mac.pdf
    • https://cdn.shopify.com/s/files/1/0432/6552/3862/files/bootstrap_4_template_free_dashboard.pdf
    • https://cdn.shopify.com/s/files/1/0440/9711/0168/files/xbox_one_instructions.pdf
    • https://cdn.shopify.com/s/files/1/0433/7870/4549/files/27858220236.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_off000047a4.bin
f18334dedc2e91a5eb943f84fc261ead26f9d3eeb59322e24a3df83e4d76956f		 pdf-font-stream PDF embedded font (sfnt) at offset 0x47A4 5420 bytes
font_01_sfnt_off000059fc.bin
a2a2c9c4c2ea344c30bb91e1316c16bbd55977deb2a34be7a356c2f40e7e7e47		 pdf-font-stream PDF embedded font (sfnt) at offset 0x59FC 9716 bytes

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