Malicious PDF — malware analysis report

Static analysis result for SHA-256 9433dc925f36616c…

MALICIOUS

PDF

16.0 KB Created: 2019-04-30 04:42:48 +01:00 Authoring application: mPDF 5.7
MD5: e5bb8c9c01dafb8255ed244a1e5b4dbe SHA-1: 24dc62df24ee99abe1b32a164a48a1d59c714f62 SHA-256: 9433dc925f36616cee8f350473a28cade0728acc546e9b4ed7497522e5bf932d
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a large number of embedded links, identified by the PDF_SEO_LINK_FARM heuristic, pointing to various PDF files hosted on loaminoo.linkpc.net. The ML classifier also flagged this PDF as malicious. The primary purpose appears to be driving traffic to these external links, potentially for SEO manipulation or to lead users to malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9898

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.l
    • http://loaminoo.linkpc.net/4099098095092092/First-You-Fight-Traveler-1-by-D-B-Drumm.pdf
    • http://loaminoo.linkpc.net/1090099093095092094/Kerry-and-the-Royal-Munster-Fusiliers-by-Alan-Drumm.pdf
    • http://loaminoo.linkpc.net/6093093090096094/Southwest-Traveler-Lost-Mines-Buried-Treasure-A-Guide-to-Sites-and-Legends-of-the-Southwest-American-Traveler-Series-by-Edward-Rochette.pdf
    • http://loaminoo.linkpc.net/2095096093098094/The-Fight-for-Identity-The-Good-Fight-3-by-Andrew-Grey.pdf
    • http://loaminoo.linkpc.net/2095096093096090/The-Fight-Within-The-Good-Fight-2-by-Andrew-Grey.pdf
    • http://loaminoo.linkpc.net/3092094092095097/The-Traveler-s-Gate-Trilogy-Traveler-s-Gate-1-3-by-Will-Wight.pdf
    • http://loaminoo.linkpc.net/3099096092099094/Fight-for-Her-Volume-4-Fight-for-Her-4-by-J-J-Knight.pdf
    • http://loaminoo.linkpc.net/8096098/My-Fight-Your-Fight-by-Ronda-Rousey.pdf
    • http://loaminoo.linkpc.net/3090099090093091/We-Fight-We-Fall-Fight-and-Fall-1-by-Nicole-Callesto.pdf
    • http://loaminoo.linkpc.net/1090097094093098093/Bewulf-an-Anglo-Saxon-Poem-the-Fight-at-Finnsburh-a-Fragmbewulf-an-Anglo-Saxon-Poem-the-Fight-at-Finnsburh-a-Fragment-with-Text-and-Glossary-on-by-Moriz-Heyne.pdf
    • http://loaminoo.linkpc.net/1092097091096/Traveler-by-Elaine-Fox.pdf
    • http://loaminoo.linkpc.net/1090095094096095098/The-Traveler-by-Don-Coldsmith.pdf
    • http://loaminoo.linkpc.net/2091091099098099/The-Waterfall-Traveler-by-S-J-Lem.pdf
    • http://loaminoo.linkpc.net/1096093096090095/The-Far-Traveler-by-A-Bertram-Chandler.pdf
    • http://loaminoo.linkpc.net/5099096090090095/Home-The-Traveler-1-by-Tom-Abrahams.pdf
    • http://loaminoo.linkpc.net/7091099095097093/Universal-Traveler-by-Don-Koberg.pdf
    • http://loaminoo.linkpc.net/1091096096095092092/The-Seventh-Traveler-by-J-N-Kirchner.pdf
    • http://loaminoo.linkpc.net/4091090096090091/Dream-Traveler-by-J-A-Ferguson.pdf
    • http://loaminoo.linkpc.net/3092091095090095/Hemlock-Tales-of-a-Traveler-1-by-N-J-Layouni.pdf
    • http://loaminoo.linkpc.net/2093092099097096/The-Fortunate-Traveler-by-Derek-Walcott.pdf

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