Malicious PDF — malware analysis report

Static analysis result for SHA-256 e2e502f58e0b430e…

MALICIOUS

PDF

17.7 KB Created: 2020-03-18 22:32:00 +00:00 Authoring application: mPDF 5.7
MD5: dcfa5cdb2796edf028691c9eac4788f0 SHA-1: 10a9fcb60e8b9cbe35f4ac32761f3c52a59187aa SHA-256: e2e502f58e0b430e81e5f97755af33d311c7be2f98b4f9fb72dc5ee56411a2df
90 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF contains a large number of embedded URLs, forming a link farm hosted on easckaolp.myhome.cx. This heuristic firing indicates a likely attempt to manipulate search engine results or redirect users to malicious content. 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 0.9789

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://easckaolp.myhome.cx/4844841840844840/Kampung-Boy-by-LAT-Mohammad-Nor-Khalid-.pdf
    • http://easckaolp.myhome.cx/5845840846840844/Iran-and-the-challenges-of-the-twenty-first-century-essays-in-honor-of-Mohammad-Reza-Djalili-by-Mohammad-Reza-Djalili.pdf
    • http://easckaolp.myhome.cx/8848849846841840/Diaries-of-Field-Marshal-Mohammad-Ayub-Khan-1966-1972-by-Mohammad-Ayub-Khan.pdf
    • http://easckaolp.myhome.cx/1840841842846845847/Balik-Kampung-by-Verena-Tay.pdf
    • http://easckaolp.myhome.cx/1840841842848844841/Balik-Kampung-2B-Contemplations-by-Verena-Tay.pdf
    • http://easckaolp.myhome.cx/9846848842849840/War-and-Peace-in-Sudan-by-Mansour-Khalid.pdf
    • http://easckaolp.myhome.cx/7845848844847844/Mastermind-The-Many-Faces-of-the-9-11-Architect-Khalid-Shaikh-Mohammed-by-Richard-Miniter.pdf
    • http://easckaolp.myhome.cx/1846849841842840/Islam-after-Communism-Religion-and-Politics-in-Central-Asia-by-Adeeb-Khalid.pdf
    • http://easckaolp.myhome.cx/6841848846849844/The-Life-of-Mohammad-by-Henri-De-Boulainvilliers.pdf
    • http://easckaolp.myhome.cx/2840841846849842/A-King-in-Hiding-by-Fahim-Mohammad.pdf
    • http://easckaolp.myhome.cx/1843847844844843/Islam-Liberty-and-Development-by-Mohammad-Khatami.pdf
    • http://easckaolp.myhome.cx/9849843840842841/The-Unfathomable-Vastness-of-God-by-Mohammad-Khan-Hastal.pdf
    • http://easckaolp.myhome.cx/6846842841843843/Mohammad-Mossadegh-Political-Biography-by-Farhad-Diba.pdf
    • http://easckaolp.myhome.cx/6846845841847848/Rajnarayan-Dube-The-Man-Behind-Indian-Cinema-by-MR-Mohammad-Zahid-Ahmed.pdf
    • http://easckaolp.myhome.cx/7845842845846845/Power-Boiler-Design-Inspection-and-Repair-by-Mohammad-A-Malek.pdf
    • http://easckaolp.myhome.cx/8846843849848844/The-Wink-of-Mona-Lisa-and-other-stories-from-the-Gulf-by-Mohammad-al-Murr.pdf
    • http://easckaolp.myhome.cx/7844845847846843/Mohammad-Daoud-Personality-Ideas-And-Policies-A-Study-In-Contemporary-Afghan-History-by-Assem-Akram.pdf
    • http://easckaolp.myhome.cx/5849844847846849/Qajar-Dynasty-Aga-Khan-III-Prince-Aly-Khan-Mohammad-Mosaddegh-Aga-Khan-IV-Prince-Sadruddin-Aga-Khan-Marjane-Satrapi-by-Source-Wikipedia.pdf
    • http://easckaolp.myhome.cx/2840841846849

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