Malicious PDF — malware analysis report

Static analysis result for SHA-256 e898e9580284b30d…

MALICIOUS

PDF

185.0 KB Created: 2015-08-08 09:41:41 +03:00 Authoring application: wkhtmltopdf 0.12.2.1 (via Qt 4.8.6)
MD5: 4138d2d23ca0dc0ccae5c7447e8c00d2 SHA-1: 5f33e2277991db804b5dd73fdf0989f9e7f6b7c0 SHA-256: e898e9580284b30debda8a4927020783be3aea409b18571781c3a416ae84f1b0
60 Risk Score

Malware Insights

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

The PDF file contains a link to a known malicious redirector. This indicates an attempt to lure the user to a harmful site, likely for phishing or to download further malware. The PDF was generated by wkhtmltopdf, which is sometimes used to package malicious content.

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=nvidia+geforce+9500+gt+%D0%B4%D1%80%D0%B0%D0%B9%D0%B2%D0%B5%D1%80+%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://img1.liveinternet.ru/images/attach/c/6//4383/4383722_skachat_tv_tyuner_dlya_android.pdf
    • http://img1.liveinternet.ru/images/attach/c/6//4383/4383724_riven_gayd_2015.pdf
    • http://img1.liveinternet.ru/images/attach/c/6//4383/4383772_risen_3_titan_lords_skachat_torrent_mehaniki.pdf

Extracted artifacts 6

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00023dae.bin
880e53e6f12106514012eaabb19a261b9f8ae03d695445fc59a5b9b5a1293281		 pdf-font-stream PDF embedded font (sfnt) at offset 0x23DAE 3556 bytes
font_01_sfnt_off00024b31.bin
032c3b60747f79c4aebc408883355f0e85dabc2c43df080b000510b3782eafec		 pdf-font-stream PDF embedded font (sfnt) at offset 0x24B31 14108 bytes
font_02_sfnt_off0002773a.bin
e3d751cdc1b6ee1d34e5316bec307a32654ebabc3aa98df8f26c5450e2661927		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2773A 14956 bytes
font_03_sfnt_off0002a384.bin
a5374c3d5a6f01f2ef8c0f0009b8e53272cd3f5a0fe084f46a12eacdbe7b92a6		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2A384 7724 bytes
font_04_sfnt_off0002ba54.bin
819f9cc5156bfe3dae03045446d677a19b5879270357875344f9514601da73e3		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2BA54 6084 bytes
font_05_sfnt_off0002c9e9.bin
9364d8c42993f0db1eb41a63b15a48dd56cef5056a611ab8e91dd81183a5a95e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2C9E9 3752 bytes

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