Malicious PDF — malware analysis report

Static analysis result for SHA-256 63bb024d76c7b9c3…

MALICIOUS

PDF

16.9 KB Created: 2020-03-18 16:50:09 +00:00 Authoring application: mPDF 5.7
MD5: d8f88c2b3df920462754ff67cc54e130 SHA-1: b7dd05ce02f599a3c79d0011e36062d874c8e202 SHA-256: 63bb024d76c7b9c3e5fec80ff84b61c8a365ac4135c5af05d1832b4e6fd3243d
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF document contains a large number of embedded URLs, identified as a link farm. The ML classifier also flagged this PDF as malicious. The embedded URLs, such as http://calistazz.myhome.cx/1860865863867867861/Hell-in-Heels-A-Sex-Drugs-and-Rock-Romance-2-by-J-Haney.pdf, are likely used to redirect users to malicious sites or to distribute further malware. The document's structure and content suggest an attempt to exploit SEO techniques for malicious distribution.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9788

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://calistazz.myhome.cx/1860865863867867861/Hell-in-Heels-A-Sex-Drugs-and-Rock-Romance-2-by-J-Haney.pdf
    • http://calistazz.myhome.cx/1860865863867861860/Vegas-Lights-A-Sex-Drugs-and-Rock-Romance-1-by-J-Haney.pdf
    • http://calistazz.myhome.cx/3869865864860863/Hell-on-Heels-Hot-Damned-3-by-Robyn-Peterman.pdf
    • http://calistazz.myhome.cx/1860865863866862861/Stolen-Moments-A-County-Fair-Romance-1-by-J-Haney.pdf
    • http://calistazz.myhome.cx/4861865863867860/My-Rock-5-The-Rock-Star-Romance-5-by-Alycia-Taylor.pdf
    • http://calistazz.myhome.cx/1861869867865869860/Sex-Drugs-Rock-and-Roll-by-Eric-Bogosian.pdf
    • http://calistazz.myhome.cx/4869868862865864/The-Mammoth-Book-of-Sex-Drugs-and-Rock-N-Roll-by-Jim-Driver.pdf
    • http://calistazz.myhome.cx/4865864864866866/Scary-Monsters-and-Super-Freaks-Stories-of-Sex-Drugs-Rock-N-Roll-and-Murder-by-Mike-Sager.pdf
    • http://calistazz.myhome.cx/1860865863867867863/The-Memoirs-Of-Mason-Reese-In-Cahoots-With-Lynn-Haney-by-Lynn-Haney.pdf
    • http://calistazz.myhome.cx/2866867863862864/Save-Me-Rock-Romance-4-by-A-L-Wood.pdf
    • http://calistazz.myhome.cx/4869867868868868/Teacher-Act-Two-A-Hollywood-Rock-n-Romance-Trilogy-2-by-R-L-Merrill.pdf
    • http://calistazz.myhome.cx/3869868869867866/Beauty-in-the-Breakdown-Rock-Star-Romance-1-by-Natalie-Baird.pdf
    • http://calistazz.myhome.cx/2862869868860865/Black-Postcards-A-Rock-amp-Roll-Romance-by-Dean-Wareham.pdf
    • http://calistazz.myhome.cx/4868867862863865/Ashes-to-New-Angel-Fire-Rock-Romance-0-5-by-Ellie-Masters.pdf
    • http://calistazz.myhome.cx/1861867861863860864/High-Heels-Mysteries-Boxed-Set-Vol-I-High-Heels-1-3-by-Gemma-Halliday.pdf
    • http://calistazz.myhome.cx/2867860866867866/Maid-for-the-Rock-Star-Romance-Island-Resort-1-by-Demelza-Carlton.pdf
    • http://calistazz.myhome.cx/4869867868860867/Disguise-Billionaire-Rock-Star-Romance-1-by-Bella-Love-Wins.pdf
    • http://calistazz.myhome.cx/4864861869861864/Runway-RunAway-A-Backstage-Pass-to-Fashion-Romance-amp-Rock-N-Roll-by-Lorelei-Shellist.pdf
    • http://calistazz.myhome.cx/2861866862867869/Killer-in-High-Heels-High-Heels-2-by-Gemma-Halliday.pdf
    • http://calistazz.myhome.cx/2861866862867868/Undercover-in-High-Heels-High-Heels-3-by-Gemma-Halliday.pdf

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