MALICIOUS — 4817455_skachat__lekcii__po_.pdf

MALICIOUS — 4817455_skachat__lekcii__po_.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (92/100). 4 of 53 detection engines flagged it.

Identification

• SHA-256: f5d5e8549909422789d434c6d82a4ca10cbe95a4ba0f1ab741dbbb89a88fe444
• SHA-1: 4542018477375d8a690281796613ef3b4e86d473
• MD5: 8f5fc494ee6fdc9dd5c740254273b498
• ssdeep: 6144:OtslMSeDdeBV4X2YRcbK7NbMD4n/8usL986Rz55Y3d8Ob6T619YVdPJP8:/lkBe++cYDa8p86RzvAdbB1uVf8
• TLSH: T1AD4802F0AB00CE5CCAAD7FA26F74843F2E12122245F12721284B55EBB7786B73749165
• Submitted as: 4817455_skachat__lekcii__po_.pdf
• File type: pdf · Size: 361496 bytes
• Verdict: malicious (92/100)

Detections (4 of 53 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• ClamAV (daily): Pdf.Dropper.Agent-7481342-0
• Emsisoft (Emergency Kit): PDF.Spam.Heur.13
• Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

Why this verdict

The malicious score of 92/100 is the fusion of 4 weighted signals:

• ClamAV (daily) flagged Pdf.Dropper.Agent-7481342-0 (rule Pdf.Dropper.Agent-7481342-0) - engine signal, weight 0.90, confidence 0.95
• Embedded network infrastructure: http://botcraftman.ru/?lip&keyword=%D1%81%D0%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8C+%D0%BB%D0%B5%D0%BA%D1%86%D0%B8%D0%B8+%D0%BF%D0%BE+%D0%BE%D0%B1%D1%89%D0%B5%D1%81%D1%82%D0%B2%D0%BE%D0%B7%D0%BD%D0%B0%D0%BD%D0%B8%D1%8E+%D0%B4%D0%BB%D1%8F+10+%D0%BA%D0%BB%D0%B0%D1%81%D1%81%D0%B0&charset=utf-8, http://img1.liveinternet.ru/images/attach/c/7//4817/4817431_slogan__kompanii_.pdf, http://img1.liveinternet.ru/images/attach/c/7//4817/4817428_kalendarno__tematicheskoe__planirovanie_.pdf - static signal, weight 0.35, confidence 0.60
• Document active content: uri-action - static signal, weight 0.30, confidence 0.60
• Packing/obfuscation: high-entropy-blob - static signal, weight 0.25, confidence 0.55

Dynamic analysis

No runtime behaviour was captured for this sample, so the analysis above is static only. That is a limit of this run rather than evidence the sample does nothing.

Embedded URLs

• http://botcraftman.ru/?lip&keyword=%D1%81%D0%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8C+%D0%BB%D0%B5%D0%BA%D1%86%D0%B8%D0%B8+%D0%BF%D0%BE+%D0%BE%D0%B1%D1%89%D0%B5%D1%81%D1%82%D0%B2%D0%BE%D0%B7%D0%BD%D0%B0%D0%BD%D0%B8%D1%8E+%D0%B4%D0%BB%D1%8F+10+%D0%BA%D0%BB%D0%B0%D1%81%D1%81%D0%B0&charset=utf-8
• http://img1.liveinternet.ru/images/attach/c/7//4817/4817431_slogan__kompanii_.pdf
• http://img1.liveinternet.ru/images/attach/c/7//4817/4817428_kalendarno__tematicheskoe__planirovanie_.pdf
• http://img1.liveinternet.ru/images/attach/c/7//4817/4817434_skachat__windows__xp_.pdf

Embedded domains

• botcraftman.ru
• img1.liveinternet.ru

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report