Malicious PDF — malware analysis report

Static analysis result for SHA-256 9296ed83d743ef13…

MALICIOUS

PDF

185.9 KB Created: 2015-07-24 00:41:55 +03:00 Authoring application: wkhtmltopdf 0.12.2.1 (via Qt 4.8.6)
MD5: 847d0463972cbe32fd6e9271725458ec SHA-1: f09222262611679c2fc90fe7366e268262049914 SHA-256: 9296ed83d743ef1394ad72ae87dd6124e006b8b6eba1248fbece80b905ba1c39
120 Risk Score

Malware Insights

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

The PDF file contains a critical heuristic firing for a malicious redirector link pointing to botcraftman.ru. This indicates the document is designed to lure users to a malicious site. ClamAV also detected this file as Pdf.Dropper.Agent-8788440-0, further confirming its malicious nature. The embedded URL is the primary indicator of compromise.

Heuristics 3

  • 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.
  • ClamAV: Pdf.Dropper.Agent-8788440-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-8788440-0
  • 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=%D1%81%D0%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8C+%D0%B8%D0%B3%D1%80%D1%83+unturned+1+%D1%87%D0%B5%D1%80%D0%B5%D0%B7+%D1%82%D0%BE%D1%80%D1%80%D0%B5%D0%BD%D1%82&charset=utf-8
    • http://fastpic.ru/
    • http://www.liveinternet.ru/click
    • http://img0.liveinternet.ru/images/attach/c/5//4184/4184475_ppr_na_yelektromontazhnuye_rabotuy_skachat_besplatno.pdf
    • http://img1.liveinternet.ru/images/attach/c/5//4185/4185691_drayver_dlya_mikrofona_dlya_vindovs_7.pdf
    • http://img1.liveinternet.ru/images/attach/c/5//4185/4185214_skachat_gugl_hrom_poslednyuyu_versiyu_besplatno.pdf

Extracted artifacts 6

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00024348.bin
880e53e6f12106514012eaabb19a261b9f8ae03d695445fc59a5b9b5a1293281		 pdf-font-stream PDF embedded font (sfnt) at offset 0x24348 3556 bytes
font_01_sfnt_off000250cb.bin
594ed1f049b07d812b525bb3c22dbb58ea00564aabc555de4857689f57ba8800		 pdf-font-stream PDF embedded font (sfnt) at offset 0x250CB 14700 bytes
font_02_sfnt_off00027ebf.bin
cb9f2863df98ac9e174258cec7fc34d96ac59f05c1e5361206455594b08ef10d		 pdf-font-stream PDF embedded font (sfnt) at offset 0x27EBF 14576 bytes
font_03_sfnt_off0002a9cd.bin
4cf561f964d2070765a7dfc28a660b5c458f0f2dc3c9ad229b020d21f07f26ad		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2A9CD 6904 bytes
font_04_sfnt_off0002bde9.bin
819f9cc5156bfe3dae03045446d677a19b5879270357875344f9514601da73e3		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2BDE9 6084 bytes
font_05_sfnt_off0002cd7e.bin
9364d8c42993f0db1eb41a63b15a48dd56cef5056a611ab8e91dd81183a5a95e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2CD7E 3752 bytes

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