Malicious PDF — malware analysis report

Static analysis result for SHA-256 ca289808f188545c…

MALICIOUS

PDF

17.7 KB Created: 2019-05-01 18:51:41 +01:00 Authoring application: mPDF 5.7
MD5: 44655f15e9e3208b5d48666321890e8e SHA-1: f9fcec114feeee3c7629782392ca769cd299cb42 SHA-256: ca289808f188545cd82bd2ec25cb1d62ccccfb540bcf5000b29b36a2146a44a4
60 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment

The PDF contains a large number of embedded URLs, identified by the PDF_SEO_LINK_FARM heuristic. These URLs point to various book titles, suggesting a potential SEO poisoning or link farm tactic to drive traffic to the dominant host 'cefasfese.4pu.com'. No scripts were extracted, and the document body was heavily obfuscated, limiting further analysis of the exact user-facing lure.

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://cefasfese.4pu.com/1731736732734731732/A-Poem-to-the-Memory-of-Mr-Urian-Oakes-by-Cotton-Mather.pdf
    • http://cefasfese.4pu.com/5730732739739731/Pharaoh-Triumphant-The-Life-and-Times-of-Ramesses-II-by-Kenneth-A-Kitchen.pdf
    • http://cefasfese.4pu.com/5730738730738737/Scottish-Shepherd-The-Life-and-Times-of-John-Murray-Murdoch-Utah-Pioneer-by-Kenneth-W-Merrell.pdf
    • http://cefasfese.4pu.com/1736735730732/Edgar-A-Poe-Mournful-and-Never-ending-Remembrance-by-Kenneth-Silverman.pdf
    • http://cefasfese.4pu.com/9739739731735736/Houdini-The-Career-of-Ehrich-Weiss-by-Kenneth-Silverman.pdf
    • http://cefasfese.4pu.com/5737736739732737/Charlie-Chaplin-and-His-Times-by-Kenneth-S-Lynn.pdf
    • http://cefasfese.4pu.com/3735739734739731/Life-Among-the-Dead-by-Daniel-Cotton.pdf
    • http://cefasfese.4pu.com/6732734730734738/Refire-Don-t-Retire-Make-the-Rest-of-Your-Life-the-Best-of-Your-Life-by-Kenneth-H-Blanchard.pdf
    • http://cefasfese.4pu.com/1731733733734731737/Jerry-Cotton-Sonder-Edition-74---Krimi-Serie-Gold-in-blutigen-F-usten-by-Jerry-Cotton.pdf
    • http://cefasfese.4pu.com/1730738734738738730/Jerry-Cotton---Folge-3084-Gest-ndnis-ohne-T-ter-by-Jerry-Cotton.pdf
    • http://cefasfese.4pu.com/9736735734730731/Jerry-Cotton---Folge-3072-Alibi-ohne-Zeugen-by-Jerry-Cotton.pdf
    • http://cefasfese.4pu.com/9735734733736736/Jerry-Cotton---Folge-2897-T-dlich-rauschen-die-W-lder-by-Jerry-Cotton.pdf
    • http://cefasfese.4pu.com/1731731731730738732/Jerry-Cotton---Folge-2302-Mr-Highs-Hinrichtung-3-Teil-by-Jerry-Cotton.pdf
    • http://cefasfese.4pu.com/9734736737733736/Jerry-Cotton---Folge-2967-Hei-e-Fracht-f-r-Miami-by-Jerry-Cotton.pdf
    • http://cefasfese.4pu.com/1730735737734735730/Jerry-Cotton---Folge-2839-Mit-besten-Gr-en-aus-Neapel-by-Jerry-Cotton.pdf
    • http://cefasfese.4pu.com/3732735730738733/Times-of-Tribulation-Christian-End-Times-Thriller-The-End-Times-Saga-Book-7-by-Cliff-Ball.pdf
    • http://cefasfese.4pu.com/1731739732737731/Life-Among-the-Dead-Life-Among-the-Dead-1-by-Daniel-Cotton.pdf
    • http://cefasfese.4pu.com/1731731730736736736/Jerry-Cotton---Folge-3086-Bomben-aus-dem-Jenseits-by-Jerry-Cotton.pdf
    • http://cefasfese.4pu.com/9733732738739734/Jerry-Cotton---Folge-3106-Ausgang-ungewiss-by-Jerry-Cotton.pdf
    • http://cefasfese.4pu.com/1730733736736732731/Jerry-Cotton---Folge-2847-Ein-echt-mieser-Job-by-Jerry-Cotton.pdf
    • http://cefasfese.4pu.com/6732734730734738/Refire-Don-t-Retire-Make-the-Rest-of-Your-Life-the-Best-of-

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