Malicious PDF — malware analysis report

Static analysis result for SHA-256 fab3a0a68ac785b1…

MALICIOUS

PDF

186.8 KB Created: 2015-07-25 12:04:31 +03:00 Authoring application: wkhtmltopdf 0.12.2.1 (via Qt 4.8.6)
MD5: 813d3201a41305e007ed248bf0e5f7db SHA-1: a000ed6162d1386b7be42e56ea5f642b1d26cc88 SHA-256: fab3a0a68ac785b1bf62ee900424cd3cdd43c7a533077bcbbebf43544b9fb509
120 Risk Score

Malware Insights

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

The PDF file was flagged by ClamAV as Pdf.Dropper.Agent-7493496-0. A critical heuristic identified a link to known malicious redirector infrastructure at http://botcraftman.ru/. This indicates the document is intended to redirect users to a malicious site, likely for further exploitation or malware delivery.

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-7493496-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-7493496-0
  • 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=%D0%9B%D0%B5%D0%BA%D1%86%D0%B8%D0%B8+%D0%BF%D0%BE+%D0%BF%D0%B4%D0%B4+%D1%80%D0%B1+%D0%B4%D0%BB%D1%8F+%D0%B0%D0%B2%D1%82%D0%BE%D1%88%D0%BA%D0%BE%D0%BB+2014+%D1%81%D0%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8C&charset=utf-8
    • http://fastpic.ru/
    • http://www.liveinternet.ru/click
    • http://img0.liveinternet.ru/images/attach/c/5//4202/4202926_gta_5_skachat_besplatno_na_kompyuter_torrent.pdf
    • http://img1.liveinternet.ru/images/attach/c/5//4201/4201375_darya_doncova_skachat_knigi_besplatno_fb2.pdf
    • http://img1.liveinternet.ru/images/attach/c/5//4203/4203076_drayvera_na_fly_ds103d_dlya_usb.pdf

Extracted artifacts 6

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00024405.bin
880e53e6f12106514012eaabb19a261b9f8ae03d695445fc59a5b9b5a1293281		 pdf-font-stream PDF embedded font (sfnt) at offset 0x24405 3556 bytes
font_01_sfnt_off00025188.bin
a4066410e2f78f6611631d9aec506c1108a3dcf943b224e5a334d4093938d1ce		 pdf-font-stream PDF embedded font (sfnt) at offset 0x25188 15364 bytes
font_02_sfnt_off000281b6.bin
9885f6e3a40f532a7ecabf6ead0911739bcb9c53ddd820aabe394d59ca51b2d3		 pdf-font-stream PDF embedded font (sfnt) at offset 0x281B6 14520 bytes
font_03_sfnt_off0002ac8b.bin
4f3d421486f62933269bdf003fe68ff5b25dc60aeb8f5772090447064e12a773		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2AC8B 7184 bytes
font_04_sfnt_off0002c178.bin
819f9cc5156bfe3dae03045446d677a19b5879270357875344f9514601da73e3		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2C178 6084 bytes
font_05_sfnt_off0002d10d.bin
9364d8c42993f0db1eb41a63b15a48dd56cef5056a611ab8e91dd81183a5a95e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2D10D 3752 bytes

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