Malicious PDF — malware analysis report

Static analysis result for SHA-256 0934ed67a188b946…

MALICIOUS

PDF

184.9 KB Created: 2015-08-05 13:51:42 +03:00 Authoring application: wkhtmltopdf 0.12.2.1 (via Qt 4.8.6)
MD5: e0ed8500a248d323987ffe07f743c88c SHA-1: cfae0fbd3d3b5d20a69d98e31b119e3be964f2f2 SHA-256: 0934ed67a188b946f216c391cd761241404e2bafc62da1fd1bb3a576df4506a8
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document was flagged by a machine learning classifier and contains a link to a known malicious redirector. This suggests the document is designed to lure users to a malicious website, likely for phishing or malware delivery. No scripts were extracted, and the document body was truncated, limiting further analysis of the exact lure.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9982

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 http://botcraftman.ru/?lip&keyword=%D0%BF%D1%80%D0%B8%D0%BA%D0%B0%D0%B7+%D0%BC%D1%87%D1%81+545+%D0%BE%D1%82+22092009&charset=utf-8
    • http://fastpic.ru/
    • http://www.liveinternet.ru/click
    • http://img0.liveinternet.ru/images/attach/c/6//4304/4304791_mafia_2_skachat_torrent_pc_na_russkom_yazuyke_besplatno.pdf
    • http://img0.liveinternet.ru/images/attach/c/6//4304/4304498_skachat_igru_chelovek_pauk_the_movie_cherez_torrent.pdf
    • http://img0.liveinternet.ru/images/attach/c/6//4304/4304508_round_up_4_new_otvetuy.pdf
    • http://www.microsoft.com/typography/fonts/
    • http://www.microsoft.com/typography/fonts/You

Extracted artifacts 6

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0002410a.bin
880e53e6f12106514012eaabb19a261b9f8ae03d695445fc59a5b9b5a1293281		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2410A 3556 bytes
font_01_sfnt_off00024e8d.bin
ab60532316280c4ed956c7ba0b86515a005466e03b940d952795e4ded906f01a		 pdf-font-stream PDF embedded font (sfnt) at offset 0x24E8D 14628 bytes
font_02_sfnt_off00027bb2.bin
5af11975cbd9b8fe8dc251fa2cda90392138a5c7edc038eacab0e45efd750ded		 pdf-font-stream PDF embedded font (sfnt) at offset 0x27BB2 14640 bytes
font_03_sfnt_off0002a6e2.bin
7e33fb499ab72f1f951d6b4b4bb5501383614cfccc6d1f56001f982ed43c8333		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2A6E2 6592 bytes
font_04_sfnt_off0002b9d3.bin
819f9cc5156bfe3dae03045446d677a19b5879270357875344f9514601da73e3		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2B9D3 6084 bytes
font_05_sfnt_off0002c968.bin
9364d8c42993f0db1eb41a63b15a48dd56cef5056a611ab8e91dd81183a5a95e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2C968 3752 bytes

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