Malicious PDF — malware analysis report

Static analysis result for SHA-256 d415ee07d7eb6814…

MALICIOUS

PDF

16.7 KB Created: 2019-04-30 02:47:32 +01:00 Authoring application: mPDF 5.7
MD5: 0ff9188eebe4eb2c062e14f670fc3f78 SHA-1: 898e1d730c918912576f126600cd95576fda7328 SHA-256: d415ee07d7eb68143ebc1060c9f69abf0d4adbd4fd4e36de495b8753df1796ff
90 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF contains a large number of embedded URLs, forming a link farm. The heuristic PDF_SEO_LINK_FARM indicates that these links are likely intended to direct users to external content, potentially for SEO manipulation or to host malicious payloads. The ML classifier also flagged this PDF as malicious with high confidence. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9913

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/3092090092098093/Edgar-Allan-Poe-s-Annotated-Short-Stories-by-Edgar-Allan-Poe.pdf
    • http://loaminoo.linkpc.net/1091090093093098096/The-Best-Short-Stories-of-Edgar-Allan-Poe-by-Edgar-Allan-Poe.pdf
    • http://loaminoo.linkpc.net/6090099096095093/The-Complete-Poetical-Works-of-Edgar-Allan-Poe-Illustrated-The-Raven-Ulalume-Annabel-Lee-Al-Aaraaf-Tamerlane-A-Valentine-The-Bells-Eldorado-Israfel-Alone-Elizabeth-Fairyland-by-Edgar-Allan-Poe.pdf
    • http://loaminoo.linkpc.net/6090090092094/Visions-of-darkness-masterpieces-of-Edgar-Allan-Poe-by-Edgar-Allan-Poe.pdf
    • http://loaminoo.linkpc.net/4092094099090094/The-Raven-and-Other-Poems-and-Tales-by-Edgar-Allan-Poe-by-Edgar-Allan-Poe.pdf
    • http://loaminoo.linkpc.net/3097096092095091/The-Collected-Tales-and-Poems-of-Edgar-Allan-Poe-by-Edgar-Allan-Poe.pdf
    • http://loaminoo.linkpc.net/3098095095098098/Edgar-Allan-Poe-Complete-Tales-and-Poems-by-Edgar-Allan-Poe.pdf
    • http://loaminoo.linkpc.net/6092093098098097/The-Complete-Works-of-Edgar-Allan-Poe-Volume-5-by-Edgar-Allan-Poe.pdf
    • http://loaminoo.linkpc.net/6092093097099090/Edgar-Allan-Poe-Stories-by-Edgar-Allan-Poe.pdf
    • http://loaminoo.linkpc.net/3092097098095090/The-Collected-Tales-of-Edgar-Allan-Poe-by-Edgar-Allan-Poe.pdf
    • http://loaminoo.linkpc.net/7097090093092/The-Complete-Works-of-Edgar-Allan-Poe-by-Edgar-Allan-Poe.pdf
    • http://loaminoo.linkpc.net/8099093093091098/Edgar-Allan-Poe-s-15-Illustrated-Poems-by-Edgar-Allan-Poe.pdf
    • http://loaminoo.linkpc.net/8094094098093099/The-Murders-in-Rue-Morgue-Annotated-by-Edgar-Allan-Poe.pdf
    • http://loaminoo.linkpc.net/2091094096093095/Great-Short-Works-by-Edgar-Allan-Poe.pdf
    • http://loaminoo.linkpc.net/3098094090099/Tales-of-Edgar-Allan-Poe-by-Edgar-Allan-Poe.pdf
    • http://loaminoo.linkpc.net/1090093095093095/An-Edgar-Allan-Poe-Reader-by-Edgar-Allan-Poe.pdf
    • http://loaminoo.linkpc.net/4098090095095097/Collected-Works-Stories-and-Poems-by-Edgar-Allan-Poe.pdf
    • http://loaminoo.linkpc.net/2099098095099091/Stories-for-Young-People-Edgar-Allan-Poe-by-Andrew-Delbanco.pdf
    • http://loaminoo.linkpc.net/1098095096098094/Ligeia-by-Edgar-Allan-Poe.pdf
    • http://loaminoo.linkpc.net/1095098092094095/The-Island-of-the-Fay-by-Edgar-Allan-Poe.pdf

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