Malicious PDF — malware analysis report

Static analysis result for SHA-256 c00c911469f59eda…

MALICIOUS

PDF

23.0 KB Created: 2019-04-30 08:00:09 +01:00 Authoring application: mPDF 5.7
MD5: ed10781086fb0ba98b9f1c3479ea47cc SHA-1: a8d990cc753bb0849b99387a7e708372b130b56a SHA-256: c00c911469f59edaa4c77018c67e96302de4c126b533dddaa4a3beceb668a90f
90 Risk Score

Malware Insights

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

The PDF document contains a large number of embedded links, identified as a link farm, pointing to external PDF files. While the specific URLs are currently marked as benign, the sheer volume and structure suggest a malicious intent to distribute further content or redirect users to potentially harmful sites. The ML classifier also strongly indicated maliciousness. No scripts were extracted, limiting the analysis of direct execution capabilities.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9903

Heuristics 2

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • 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://loaminoo.linkpc.net/2091096099095098/SEALed-Fate-Hot-SEALs-Deep-Six-Security-0-5-by-Becky-McGraw.pdf
    • http://loaminoo.linkpc.net/2095098093099091/Till-Death-Deep-Six-Security-1-by-Becky-McGraw.pdf
    • http://loaminoo.linkpc.net/3090090099094093/Just-Shoot-Me-Cowboy-Way-1-by-Becky-McGraw.pdf
    • http://loaminoo.linkpc.net/3094097094097096/Santa-Wore-Spurs-by-Becky-McGraw.pdf
    • http://loaminoo.linkpc.net/3090098093096098/A-Sealed-Fate-by-Lisa-Gordon.pdf
    • http://loaminoo.linkpc.net/2099099096094093/SEALing-His-Fate-SEALed-with-a-Kiss-1-by-Aiden-Bates.pdf
    • http://loaminoo.linkpc.net/3099095091095098/Uncovering-Her-Secrets-Seals-Security-2-by-Michelle-Woods.pdf
    • http://loaminoo.linkpc.net/1098096090096094/Serendipity-of-Fate-by-Becky-Banks.pdf
    • http://loaminoo.linkpc.net/2092090095095091/Trouble-With-the-Law-Texas-Trouble-11-by-Becky-McGraw.pdf
    • http://loaminoo.linkpc.net/3094097096094097/Looking-For-Trouble-Texas-Trouble-4-by-Becky-McGraw.pdf
    • http://loaminoo.linkpc.net/2099099098094093/SEALed-Together-SEALed-with-a-Kiss-2-by-Aiden-Bates.pdf
    • http://loaminoo.linkpc.net/2094097090093090/Deep-Under-Walker-Security-1-Tall-Dark-amp-Deadly-4-by-Lisa-Renee-Jones.pdf
    • http://loaminoo.linkpc.net/3095090090096093/Way-of-the-Warrior-Troubleshooters-16-7-Deep-Six-0-5-Elite-Force-4-5-Justiss-Alliance-3-5-West-Coast-Navy-SEALs-3-5-Night-Stalkers-11-1-Protect-and-Serve-0-5-Endgame-Ops-0-5-by-Suzanne-Brockmann.pdf
    • http://loaminoo.linkpc.net/5092097093090097/The-Alalakh-Cylinder-Seals-A-New-Catalogue-Of-The-Actual-Seals-Excavated-By-Sir-Leonard-Woolley-At-Tell-Atchana-And-From-Neighbouring-Sites-On-The-Syrian-Turkish-Border-by-Dominique-Collon.pdf
    • http://loaminoo.linkpc.net/1090091093096094/Lead-Security-Rogue-Security-and-Investigation-3-by-Evan-Grace.pdf
    • http://loaminoo.linkpc.net/4099090092097093/Security-Breach-Rogue-Security-and-Investigation-1-by-Evan-Grace.pdf
    • http://loaminoo.linkpc.net/6096091097090095/Implementing-Cisco-IOS-Network-Security-IINS-CCNA-Security-exam-640-553-Authorized-Self-Study-Guide-by-Catherine-Paquet.pdf
    • http://loaminoo.linkpc.net/9096091097099093/Der-It-Security-Manager-Aktuelles-Praxiswissen-Fur-It-Security-Manager-Und-It-Sicherheitsbeauftragte-in-Unternehmen-Und-Behorden-by-Heinrich-Kersten.pdf
    • http://loaminoo.linkpc.net/9096091097099094/Der-IT-Security-Manager-Aktuelles-Praxiswissen-f-r-IT-Security-Manager-und-IT-Sicherheitsbeauftragte-in-Unternehmen-und-Beh-rden-by-Heinrich-Kersten.pdf
    • http://loaminoo.linkpc.net/9096091098096091/Der-IT-Security-Manager-Aktuelles-Praxiswissen-f-r-IT-Security-Manager-und-IT-Sicherheitsbeauftragte-in-Unternehmen-und-Beh-rden-by-Kersten.pdf
    • http://loaminoo.linkpc.net/3095090090096093/Way-of-the-Warrior-Troubleshooters-16-7-Deep-Six-0-5-Elite-Force-4-5-Justiss-Alliance-3-5-West-Coast-Navy-

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