Malicious PDF — malware analysis report

Static analysis result for SHA-256 94323cfbe3d4e209…

MALICIOUS

PDF

17.7 KB Created: 2019-04-30 02:11:12 +01:00 Authoring application: mPDF 5.7
MD5: 559b85cbfcd2af9b8cabb35b7c9ac2b8 SHA-1: 39002681a8b61c666588a867c8e70f13361d6051 SHA-256: 94323cfbe3d4e209a39f164ebbcac39e3beb3f11c980458775177ab3a7842ab1
60 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded URLs, identified as a 'PDF_SEO_LINK_FARM' heuristic. These URLs point to various book titles, but the sheer volume and the nature of the heuristic suggest a malicious intent, possibly for SEO manipulation or to distribute further malicious content. No scripts were extracted from this sample, and the document body was heavily obfuscated, limiting further analysis of the specific 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://loaminoo.linkpc.net/1091095095094099090/Blood-and-Honor-Inside-the-Scarfo-Mob--The-Mafia-s-Most-Violent-Family-by-George-Anastasia.pdf
    • http://loaminoo.linkpc.net/4093090097097098/Bound-by-Honor-Born-in-Blood-Mafia-Chronicles-1-by-Cora-Reilly.pdf
    • http://loaminoo.linkpc.net/4095096098098096/Bound-by-Honor-Born-in-Blood-Mafia-Chronicles-1-5-by-Cora-Reilly.pdf
    • http://loaminoo.linkpc.net/9097092090093095/family-Mafia-Mafia-5-by-Nikki-Kitchen.pdf
    • http://loaminoo.linkpc.net/2097099099092097/Brick-Agent-Inside-the-Mafia-for-the-FBI-by-Anthony-Villano.pdf
    • http://loaminoo.linkpc.net/6090091098099096/Muslim-Mafia-Inside-the-Secret-Underworld-That-s-Conspiring-to-Islamize-America-by-P-David-Gaubatz.pdf
    • http://loaminoo.linkpc.net/2099096093099099/Wiseguy-Life-In-A-Mafia-Family-by-Nicholas-Pileggi.pdf
    • http://loaminoo.linkpc.net/5093093094094095/Mafia-Son-The-Scarpa-Mob-Family-the-FBI-and-a-Story-of-Betrayal-by-Sandra-Harmon.pdf
    • http://loaminoo.linkpc.net/2092095095097090/Bound-by-Hatred-Born-in-Blood-Mafia-Chronicles-3-by-Cora-Reilly.pdf
    • http://loaminoo.linkpc.net/3096096093090097/Bound-by-Vengeance-Born-in-Blood-Mafia-Chronicles-5-by-Cora-Reilly.pdf
    • http://loaminoo.linkpc.net/2097099091093099/Mafia-Dynasty-The-Rise-and-Fall-of-the-Gambino-Crime-Family-by-John-H-Davis.pdf
    • http://loaminoo.linkpc.net/9097092091091090/The-First-Family-Terror-Extortion-Revenge-Murder-and-the-Birth-of-the-American-Mafia-by-Mike-Dash.pdf
    • http://loaminoo.linkpc.net/2092093095094094/So-You-Wanna-Be-a-Mobster-Get-Made-Get-Paid-Get-Babes--Start-Your-Own-Mafia-Family-by-John-Sialiano.pdf
    • http://loaminoo.linkpc.net/6091099098099092/Violent-Cravings-Violent-2-by-Linnea-May.pdf
    • http://loaminoo.linkpc.net/2093095099090092/Anastasia-Ask-Your-Analyst-Anastasia-Krupnik-4-by-Lois-Lowry.pdf
    • http://loaminoo.linkpc.net/2093095093090095/Anastasia-on-Her-Own-Anastasia-Krupnik-5-by-Lois-Lowry.pdf
    • http://loaminoo.linkpc.net/9097092096095098/Blood-amp-Honor-by-Reinhold-Kerstan.pdf
    • http://loaminoo.linkpc.net/9097092090093090/Mafia-Mistress-Mafia-2-by-Nikki-Kitchen.pdf
    • http://loaminoo.linkpc.net/4095096096090090/Malavita-Blood-and-Honor-0-5-by-Dana-Delamar.pdf
    • http://loaminoo.linkpc.net/2096095093097090/Family-Honor-Sunny-Randall-1-by-Robert-B-Parker.pdf
    • http://loaminoo.linkpc.net/50

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