Malicious PDF — malware analysis report

Static analysis result for SHA-256 55e858b7c47799cc…

MALICIOUS

PDF

17.8 KB Created: 2019-04-30 05:48:30 +01:00 Authoring application: mPDF 5.7
MD5: 16f14899fed774555ca3956d61ebf6ec SHA-1: 3150abac0f1236d02df1c103889fe0045c93f450 SHA-256: 55e858b7c47799cc073ba226b6412eb64d4b31841eba454be303ef96966678da
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment

The PDF contains a large number of embedded links to external PDF files, as indicated by the PDF_SEO_LINK_FARM heuristic. The ML classifier also flagged this document as malicious. The primary attack pattern observed is a link farm designed to direct users to potentially malicious content hosted on the 'muicuiu.dumb1.com' domain. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9931

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://muicuiu.dumb1.com/6a00a06a06a09a00/Au-Revoir-L-Acadie-by-William-Brennan.pdf
    • http://muicuiu.dumb1.com/5a06a02a07a01a00/The-Suicide-Society-by-William-Brennan-Knight.pdf
    • http://muicuiu.dumb1.com/7a08a05a07a02a00/Clannad-Enya-Clannad-Moya-Brennan-Clannad-Discography-Past-Present-Br-d-n-Brennan-the-Duggans-the-Other-Side-of-the-Rainbow-by-Books-LLC.pdf
    • http://muicuiu.dumb1.com/6a00a06a07a01a02/Au-revoir-Stilettos-by-Sunnie-Day.pdf
    • http://muicuiu.dumb1.com/6a00a06a08a07a05/Au-revoir-Modane-by-Vivien-Johnson.pdf
    • http://muicuiu.dumb1.com/4a09a01a06a08a06/Au-revoir-les-enfants-by-Louis-Malle.pdf
    • http://muicuiu.dumb1.com/6a05a02a07a02/Priceless-Stones-42-Days-of-Hebrew-Promises-for-Kingdom-Living-by-James-Revoir.pdf
    • http://muicuiu.dumb1.com/7a03a00a01a09a00/Au-revoir-l--haut-Fiche-de-lecture-Comprendre-la-litt-rature-avec-lePetitLitt-raire-fr-by-Magali-Vienne.pdf
    • http://muicuiu.dumb1.com/7a08a00a00a08a01/Nature-in-Acadie-by-H-Kirke-Swann.pdf
    • http://muicuiu.dumb1.com/7a08a00a00a07a09/Acadie-and-the-Acadians-by-D-Luther-Roth.pdf
    • http://muicuiu.dumb1.com/7a08a00a00a04a04/A-Taste-of-Acadie-by-Marielle-Cormier-Boudreau.pdf
    • http://muicuiu.dumb1.com/6a00a06a06a07a04/Spiritual-Doodles-and-Mental-Leapfrogs-Playbook-for-Unleashing-Spiritual-Self-Expression-by-Katherine-Q-Revoir.pdf
    • http://muicuiu.dumb1.com/7a08a00a00a05a04/Rose-the-Acadie-Fairy-Princess-by-Janice-J-RoAne.pdf
    • http://muicuiu.dumb1.com/7a08a00a01a00a03/Evangeline-A-Tale-of-Acadie-by-Henry-Wadsworth-Longfellow.pdf
    • http://muicuiu.dumb1.com/7a08a00a00a07a02/ABC-Acadie-An-Acadian-Alphabet-by-Mary-Alice-Downie.pdf
    • http://muicuiu.dumb1.com/7a08a00a00a08a05/Evangeline-a-Tale-of-Acadie-by-Edward-Everett-Hale.pdf
    • http://muicuiu.dumb1.com/7a06a05a01a02a08/Acadie-Tropicale-Poesie-de-Louisiane-by-Philip-Gould.pdf
    • http://muicuiu.dumb1.com/7a08a00a01a01a06/A-History-of-Nova-Scotia-or-Acadie-vol-2-by-Beamish-Murdoch.pdf
    • http://muicuiu.dumb1.com/4a05a08a08a01a03/Evangeline-A-Tale-of-Acadie-by-Henry-Wadsworth-Longfellow.pdf
    • http://muicuiu.dumb1.com/7a08a00a01a00a07/A-History-of-Nova-Scotia-or-Acadie-vol-1-by-Beamish-Murdoch.pdf
    • http://muicuiu.dumb1.com/7a03a00a01a09a00/Au-revoir-l--haut-Fiche-de-lecture-Comprendre-la-

Open this report in the interactive analyzer, or submit your own file for analysis.