Malicious PDF — malware analysis report

Static analysis result for SHA-256 59ca9f0432d77537…

MALICIOUS

PDF

319.5 KB Created: 2020-09-01 01:35:34 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 78b1fb53a1735adaf28f4721572b1327 SHA-1: 3b1d96990a3d407d6833e8820b8098e5745d2a6e SHA-256: 59ca9f0432d77537a734499653ab8b1b5cc49e77d401d283d7bd278570d4af87
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 link to known malicious redirector infrastructure. The embedded URL, 'https://ttraff.cc/pify?keyword=kayn+twisted+treeline+guide', is the primary indicator of malicious intent. This suggests the document is designed to lure users to a potentially harmful website.

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.cc/pify?keyword=kayn+twisted+treeline+guide
    • https://static.usrfiles.com/ugd/ee6770_0b1e2ae312204d9abb453a7e85582b88.pdf
    • https://static.usrfiles.com/ugd/b8c837_f453484c0fce4c15bf2363b5383b5521.pdf
    • https://static.usrfiles.com/ugd/a4d998_9d88617089a644b58d0cbd65ecea02f2.pdf
    • https://static.usrfiles.com/ugd/fbccce_9241748fae224e92be520a74244d9696.pdf
    • https://cdn.shopify.com/s/files/1/0429/5111/4908/files/biological_control_of_pest.pdf
    • https://cdn.shopify.com/s/files/1/0440/7335/3381/files/delasewasanoraxewojafol.pdf
    • https://cdn.shopify.com/s/files/1/0437/3174/6967/files/rig_veda_tamil_free_download.pdf
    • https://cdn.shopify.com/s/files/1/0437/8247/1837/files/jujejuxupefoj.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_off0004a97b.bin
6e6fefa32a493606dfff9744bc8bd065904aecf8b7df9b1b947b2d5d1efa876e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x4A97B 5156 bytes
font_01_sfnt_off0004bb2d.bin
fefe4a6630b2345ab2726b18c21fe752e6fcbedf5e3cb877667e33d119d050dc		 pdf-font-stream PDF embedded font (sfnt) at offset 0x4BB2D 16684 bytes

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