Malicious PDF — malware analysis report

Static analysis result for SHA-256 4ae4bcbaf90be80e…

MALICIOUS

PDF

22.7 KB Created: 2020-03-20 16:08:18 +00:00 Authoring application: mPDF 5.7
MD5: 134c1e3008295b70ef4662efa4f7cacd SHA-1: bbed70d0d41b725adf466911d4a710a2f790ddcf SHA-256: 4ae4bcbaf90be80e8012e26cb1cda248735f60e6f278b4c77a3f9c2f3b377b8d
90 Risk Score

Malware Insights

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

The PDF contains a large number of embedded links, identified by the PDF_SEO_LINK_FARM heuristic, which strongly suggests a link farm or phishing attempt. The ML classifier also flagged the document as malicious. The embedded URLs are likely used to redirect users to malicious websites or download further payloads.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9437

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://tikytsesapdf.myhome.cx/778c378c478c778c578c1/Politics-Of-The-Archaic-Peloponnese-The-Transition-From-Archaic-To-Classical-Politics-by-K-Adshead.pdf
    • http://tikytsesapdf.myhome.cx/178c178c178c978c878c5/Archaic-Archaic-1-by-Regan-Ure.pdf
    • http://tikytsesapdf.myhome.cx/978c278c178c878c278c5/Vietnamese-Society-In-Transition-The-Daily-Politics-Of-Reform-And-Change-by-John-Kleinen.pdf
    • http://tikytsesapdf.myhome.cx/578c278c778c578c778c7/Shamanism-Archaic-Techniques-of-Ecstasy-by-Mircea-Eliade.pdf
    • http://tikytsesapdf.myhome.cx/178c078c978c778c078c578c9/The-Birth-of-Greek-Art-from-the-Mycenaean-to-the-Archaic-Period-by-Roland-Hampe.pdf
    • http://tikytsesapdf.myhome.cx/378c678c378c878c778c0/Transition-to-the-Golden-Age-in-2032-Worldwide-Forecasts-for-the-Economy-Climate-Politics-and-Spirituality-by-Diana-Cooper.pdf
    • http://tikytsesapdf.myhome.cx/578c878c878c478c978c0/Fortuna-Deity-and-Concept-in-Archaic-and-Republican-Italy-by-Daniele-Miano.pdf
    • http://tikytsesapdf.myhome.cx/678c178c178c878c378c4/The-Urbanisation-of-Rome-and-Latium-Vetus-From-the-Bronze-Age-to-the-Archaic-Era-by-Francesca-Fulminante.pdf
    • http://tikytsesapdf.myhome.cx/878c278c378c178c8/Myths-Dreams-and-Mysteries-The-Encounter-Between-Contemporary-Faiths-and-Archaic-Realities-by-Mircea-Eliade.pdf
    • http://tikytsesapdf.myhome.cx/478c078c378c078c778c4/Primitive-Rebels-Studies-in-Archaic-Forms-of-Social-Movement-in-the-19th-and-20th-Centuries-by-Eric-Hobsbawm.pdf
    • http://tikytsesapdf.myhome.cx/378c478c178c578c378c3/Environmental-Politics-Cases-in-Environmental-Politics-by-Norman-Miller.pdf
    • http://tikytsesapdf.myhome.cx/778c378c478c778c578c2/Social-Identity-and-Status-in-the-Classical-and-Hellenistic-Northern-Peloponnese-The-Evidence-from-Burials-by-Nikolas-Dimakis.pdf
    • http://tikytsesapdf.myhome.cx/578c578c578c178c878c0/Politics-by-Aristotle.pdf
    • http://tikytsesapdf.myhome.cx/378c778c378c978c9/Politics-by-Aristotle.pdf
    • http://tikytsesapdf.myhome.cx/578c878c278c778c478c0/Muslims-in-Assam-Politics-by-M-Kar.pdf
    • http://tikytsesapdf.myhome.cx/178c778c978c378c978c0/The-Price-of-Politics-by-Bob-Woodward.pdf
    • http://tikytsesapdf.myhome.cx/378c178c578c878c678c3/Backdoor-Politics-by-C-L-Mustafic.pdf
    • http://tikytsesapdf.myhome.cx/178c878c978c478c378c2/Get-It-Together-Why-We-Deserve-Better-Politics-by-Zoe-Williams.pdf
    • http://tikytsesapdf.myhome.cx/278c478c978c478c978c7/Politics-by-rory-macbeth.pdf
    • http://tikytsesapdf.myhome.cx/978c378c378c778c778c7/The-Three-Languages-of-Politics-by-Arnold-Kling.pdf
    • http://tikytsesapdf.myhome.cx/378c678c378c87

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