Malicious PDF — malware analysis report

Static analysis result for SHA-256 1cc126210c8ffb7f…

MALICIOUS

PDF

377.8 KB Created: 2015-08-25 15:58:59 +03:00 Authoring application: wkhtmltopdf 0.12.2.4 (via Qt 4.8.6) First seen: 2021-10-11
MD5: 6e13d49437ce83ac43536320cf9684b0 SHA-1: d7e67eeba426c4e9ace07940251e871ccbaa9bf0 SHA-256: 1cc126210c8ffb7f6ef729c01ae2785ae2981d2c7db76b401671f9f44abf9dce
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

The PDF file was flagged by a machine learning classifier and contains a link to known malicious redirector infrastructure. This suggests the document is designed to lure users into visiting a compromised or malicious website. No scripts were extracted, and the document body was heavily obfuscated, preventing further analysis of its specific intent.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9969

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=%D0%A7%D0%B8%D1%82%D0%B0%D1%82%D1%8C+%D0%BA%D0%BD%D0%B8%D0%B3%D1%83+%D1%87%D0%B0%D1%81%D0%BE%D0%B4%D0%B5%D0%B8+%D1%87%D0%B0%D1%81%D0%BE%D0%B2%D0%B0%D1%8F+%D0%B1%D0%B8%D1%82%D0%B2%D0%B0&charset=utf-8 In PDF document text
    • http://img1.liveinternet.ru/images/attach/c/7//4731/4731172_kak__proshit__planshet_.pdfIn PDF document text
    • http://img1.liveinternet.ru/images/attach/c/7//4733/4733070_skachat__shanson__besplatno_.pdfIn PDF document text
    • http://img0.liveinternet.ru/images/attach/c/7//4732/4732152_windows__xp__sp3_.pdfIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00059eb6.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x59EB6 8376 bytes
SHA-256: aedc9d4c46835376532197a36daa20ea9eda7651cb9e2e758eb2c796d07a4e11
font_01_sfnt_off0005b6d9.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5B6D9 15868 bytes
SHA-256: 559aa4b45f0366aa6bc639a82056e983bd5054c3b687babca7dc15cea7dc0ad7

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