Malicious PDF — malware analysis report

Static analysis result for SHA-256 355f20faa3c99dac…

MALICIOUS

PDF

21.6 KB Created: 2019-05-01 17:17:24 +01:00 Authoring application: mPDF 5.7
MD5: 82b067cfd1e7b6cd194e2f6e2c1bd6cc SHA-1: 9fb69983ed25af12f28a430d491d7b48e35654ab SHA-256: 355f20faa3c99dac3adcd09d3c9f3144e9aa17d46f6d1d63d6379c9df86b3f98
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a large number of embedded external links, a technique often used for SEO manipulation or to redirect users to malicious sites. The ML classifier also flagged this PDF with high confidence. The primary attack pattern involves luring the user to external content via these links.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9920

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://kiteeearpdf.myhome.cx/4f216f210f213f218f211/Heart-of-the-Game-Life-Death-and-Mercy-in-Minor-League-America-by-S-L-Price.pdf
    • http://kiteeearpdf.myhome.cx/4f214f212f211f216f219/Justice-League-of-America-The-Nail-Justice-League-of-America-The-Nail-1-by-Alan-Davis.pdf
    • http://kiteeearpdf.myhome.cx/1f213f212f218f213f213/Injustice-Life-and-Death-in-the-Courtrooms-of-America-by-Clive-Stafford-Smith.pdf
    • http://kiteeearpdf.myhome.cx/1f210f213f213f215f217f212/Strong-of-Heart-Life-and-Death-in-the-Fire-Department-of-New-York-by-Thomas-Von-Essen.pdf
    • http://kiteeearpdf.myhome.cx/3f214f210f217f213f213/Tropical-Nature-Life-and-Death-in-the-Rain-Forests-of-Central-and-South-America-by-Adrian-Forsyth.pdf
    • http://kiteeearpdf.myhome.cx/1f210f218f210f217f219f210/America-s-Most-Hated-Woman-The-Life-and-Gruesome-Death-of-Madalyn-Murray-O-Hair-by-Ann-Rowe-Seaman.pdf
    • http://kiteeearpdf.myhome.cx/1f210f215f212f215f210/Fragile-Lives-A-Heart-Surgeon-s-Stories-of-Life-and-Death-on-the-Operating-Table-by-Stephen-Westaby.pdf
    • http://kiteeearpdf.myhome.cx/1f214f211f213f217/The-Ballpark-One-Day-Behind-the-Scenes-at-a-Major-League-Game-by-William-Jaspersohn.pdf
    • http://kiteeearpdf.myhome.cx/9f218f219f212f217f211/Captain-America-The-Death-of-Captain-America-Volume-1-The-Death-of-the-Dream-by-Ed-Brubaker.pdf
    • http://kiteeearpdf.myhome.cx/9f217f215f211f217/War-Game-by-Anthony-Price.pdf
    • http://kiteeearpdf.myhome.cx/2f210f211f216f210f219/The-Game-of-Our-Lives-The-English-Premier-League-and-the-Making-of-Modern-Britain-by-David-Goldblatt.pdf
    • http://kiteeearpdf.myhome.cx/1f211f215f216f214f211f212/The-Psychology-of-Baseball-Inside-the-Mental-Game-of-the-Major-League-Player-by-Mike-Stadler.pdf
    • http://kiteeearpdf.myhome.cx/7f212f212f215f215/A-Mighty-Heart-The-Brave-Life-and-Death-of-My-Husband-Danny-Pearl-by-Mariane-Pearl.pdf
    • http://kiteeearpdf.myhome.cx/5f213f218f216f214f216/Jane-Eyre-Book-League-of-America-by-Charlotte-Bront-.pdf
    • http://kiteeearpdf.myhome.cx/3f210f218f211f217f217/The-Ultimate-Guide-to-The-Justice-League-of-America-by-Scott-Beatty.pdf
    • http://kiteeearpdf.myhome.cx/8f210f219f217f217f217/Justice-League-of-America-1960-1987-151-by-Gerry-Conway.pdf
    • http://kiteeearpdf.myhome.cx/7f216f214f217f214f213/Heart-of-Mercy-by-Sharlene-MacLaren.pdf
    • http://kiteeearpdf.myhome.cx/6f215f215f210f210f213/PhD-in-the-U-of-Life-Major-Sense-of-Humour-Minor-Resilience-by-Gisele-Lamontagne.pdf
    • http://kiteeearpdf.myhome.cx/5f212f212f214f213/The-Game-The-Game-is-Life-1-by-Terry-Schott.pdf
    • http://kiteeearpdf.myhome.cx/1f212f219f215f213f211/Second-Term---A-Novel-of-America-in-the-Last-Days-by-John-Price.pdf
    • http://kiteeearpdf.myhome.cx/1f210f218f210f217f219f210/A