Malicious PDF — malware analysis report

Static analysis result for SHA-256 ad8a82cf7fe7a23b…

MALICIOUS

PDF

355.6 KB Created: 2015-08-29 01:55:48 +03:00 Authoring application: wkhtmltopdf 0.12.2.4 (via Qt 4.8.6)
MD5: 40964639253b503f15b69bbe6ba5004f SHA-1: 3d34c177c938a7da565393477622fe12e6356f32 SHA-256: ad8a82cf7fe7a23bcd622a1fa58829d763b15c5cc2a7c97b4fbc4c49d2877067
60 Risk Score

Malware Insights

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

The PDF file contains a heuristic firing indicating a link to known malicious redirector infrastructure. The embedded URL http://botcraftman.ru/... is flagged as malicious. This suggests the document is designed to lure the user to a malicious website, likely for phishing or malware distribution. No scripts were extracted from this sample.

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=%D1%81%D0%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8C+%D0%B8%D0%B3%D1%80%D1%83+%D0%BB%D0%B5%D0%B3%D0%BE+%D0%B3%D0%B0%D1%80%D1%80%D0%B8+%D0%BF%D0%BE%D1%82%D1%82%D0%B5%D1%80+5-7+%D0%B3%D0%BE%D0%B4%D1%8B+%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://img1.liveinternet.ru/images/attach/c/7//4817/4817716_igruy__na__telefon_.pdf
    • http://img0.liveinternet.ru/images/attach/c/7//4818/4818717_schet__na__oplatu_.pdf
    • http://img1.liveinternet.ru/images/attach/c/7//4817/4817445_kuda__poyti__uchitsya_.pdf

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0005471d.bin
a175f94babcb1d9d37b852d64b07fbb939c9f186b7e34e6383c6b56cde4333e0		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5471D 8628 bytes
font_01_sfnt_off0005601f.bin
8efa2ac155d7f4d5cdacf68f64f243c2cf7bec935c615f753dc3efe02c792d94		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5601F 14872 bytes

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