Malicious PDF — malware analysis report

Static analysis result for SHA-256 586620cb27cce678…

MALICIOUS

PDF

12.8 KB Created: 2019-04-30 02:42:35 +01:00 Authoring application: mPDF 5.7
MD5: 06e7c12354288644bccacbc59b69e4f7 SHA-1: 3e7da81b16ca08035b8ba857d134e0de2ff43b21 SHA-256: 586620cb27cce67870f2c66015a0e7a95632eee0f65152820228e3e76d4b1a95
90 Risk Score

Malware Insights

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

The PDF file was flagged by a machine learning classifier as malicious and contains a large number of embedded external links. The heuristic 'PDF_SEO_LINK_FARM' indicates a link farm structure, suggesting the primary purpose is to redirect users to potentially harmful content hosted on 'loaminoo.linkpc.net'. No scripts were extracted from this sample, limiting further analysis of its behavior.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9006

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.li
    • http://loaminoo.linkpc.net/4099092094098099/Diner-Girl-by-Mary-Malcolm.pdf
    • http://loaminoo.linkpc.net/1092096094093096/The-Cyber-Miracles-The-Maeve-Kenny-Series-1-by-Mary-Pat-Hyland.pdf
    • http://loaminoo.linkpc.net/3092096099093091/In-the-Shadows-of-the-Onion-Domes-Collected-Short-Stories-by-Mary-Pat-Hyland.pdf
    • http://loaminoo.linkpc.net/4092092097093094/A-Sudden-Gift-of-Fate-The-Maeve-Kenny-Series-2-by-Mary-Pat-Hyland.pdf
    • http://loaminoo.linkpc.net/6097092090093/This-Is-How-by-M-J-Hyland.pdf
    • http://loaminoo.linkpc.net/3092097093098093/Carry-Me-Down-by-M-J-Hyland.pdf
    • http://loaminoo.linkpc.net/3095094093097093/Carry-Me-Down-by-M-J-Hyland.pdf
    • http://loaminoo.linkpc.net/3095099097094/Carry-Me-Down-by-M-J-Hyland.pdf
    • http://loaminoo.linkpc.net/2099091095093090/Stop-Thinking-Like-That-by-Jason-Hyland.pdf
    • http://loaminoo.linkpc.net/4090097097090096/Fallen-Angels-by-Tara-Hyland.pdf
    • http://loaminoo.linkpc.net/3098099099097098/Daughters-of-Fortune-by-Tara-Hyland.pdf
    • http://loaminoo.linkpc.net/3096097095098097/Gil-s-All-Fright-Diner-by-A-Lee-Martinez.pdf
    • http://loaminoo.linkpc.net/3095090094091093/Gil-s-All-Fright-Diner-by-A-Lee-Martinez.pdf
    • http://loaminoo.linkpc.net/9099098094095098/Israel-in-Palastina-by-Dan-Diner.pdf
    • http://loaminoo.linkpc.net/4093098091099098/Gil-s-All-Fright-Diner-by-A-Lee-Martinez.pdf
    • http://loaminoo.linkpc.net/9099095097092094/Corpus-Applications-in-Applied-Linguistics-by-Ken-Hyland.pdf
    • http://loaminoo.linkpc.net/3093092094093094/Finding-Peace-Nowhere-Diner-2-by-T-A-Chase.pdf
    • http://loaminoo.linkpc.net/1091097097092093094/Herbie-s-Diner-by-L-Joseph-Shosty.pdf
    • http://loaminoo.linkpc.net/8097099093095090/Cleaver-of-the-Good-Luck-Diner-by-James-Duffy.pdf
    • http://loaminoo.linkpc.net/9096093096092098/Kannibalen-unter-uns-American-Diner-by-Marlon-Baker.pdf

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