Malicious PDF — malware analysis report

Static analysis result for SHA-256 b6880d206b40cd10…

MALICIOUS

PDF

186.5 KB Created: 2015-07-24 23:48:42 +03:00 Authoring application: wkhtmltopdf 0.12.2.1 (via Qt 4.8.6)
MD5: 42f7e6c70f9a7cea1569d474c0d77d5f SHA-1: eb7af6cb32b198bbcaa50d76a2f9f3454936745a SHA-256: b6880d206b40cd1004eac19dc674354af140634642b9d585322c2cf1e73f665b
120 Risk Score

Malware Insights

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

The PDF file was detected as malicious by ClamAV and contains a critical heuristic firing for a malicious redirector link. The embedded URL points to botcraftman.ru, which is flagged as malicious infrastructure. This suggests the document is designed to lure users to a harmful site, likely for phishing or malware delivery. No scripts were extracted, limiting the analysis of the exact payload.

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-7431946-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-7431946-0
  • 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%B1%D0%BB%D0%B0%D0%BD%D0%BA+%D0%B7%D0%B0%D1%8F%D0%B2%D0%BB%D0%B5%D0%BD%D0%B8%D1%8F+%D0%BD%D0%B0+%D1%80%D0%B5%D0%B3%D0%B8%D1%81%D1%82%D1%80%D0%B0%D1%86%D0%B8%D1%8E+%D0%B0%D0%B2%D1%82%D0%BE%D0%BC%D0%BE%D0%B1%D0%B8%D0%BB%D1%8F+%D0%B2+%D0%B3%D0%B8%D0%B1%D0%B4%D0%B4+2014&charset=utf-8
    • http://fastpic.ru/
    • http://www.liveinternet.ru/click
    • http://img0.liveinternet.ru/images/attach/c/5//4194/4194207_skachat_kamera_zoom_fx.pdf
    • http://img0.liveinternet.ru/images/attach/c/5//4184/4184599_microsoft_office_portable_dlya_windows_8.pdf
    • http://img0.liveinternet.ru/images/attach/c/5//4192/4192351_kumpyak_zhelezobetonnuye_konstrukcii_skachat.pdf

Extracted artifacts 6

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000243c9.bin
880e53e6f12106514012eaabb19a261b9f8ae03d695445fc59a5b9b5a1293281		 pdf-font-stream PDF embedded font (sfnt) at offset 0x243C9 3556 bytes
font_01_sfnt_off0002514c.bin
8479daf45ea7a813e9976953f49cca9b31d0c38785781b166714931a4dec4b03		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2514C 15124 bytes
font_02_sfnt_off00028000.bin
40a49a173fb33d1b98e4280495bc38b0569d0e4946f2f5bb3c603b37b10f3cbe		 pdf-font-stream PDF embedded font (sfnt) at offset 0x28000 14468 bytes
font_03_sfnt_off0002aab5.bin
3ad3fa5768700406c3e065b0232240df1262128234bf08f2c440a89934955ee0		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2AAB5 7384 bytes
font_04_sfnt_off0002c056.bin
819f9cc5156bfe3dae03045446d677a19b5879270357875344f9514601da73e3		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2C056 6084 bytes
font_05_sfnt_off0002cfeb.bin
9364d8c42993f0db1eb41a63b15a48dd56cef5056a611ab8e91dd81183a5a95e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2CFEB 3752 bytes

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