Malicious PDF — malware analysis report

Static analysis result for SHA-256 4a6186b177902197…

MALICIOUS

PDF

16.1 KB Created: 2019-04-30 02:55:06 +01:00 Authoring application: mPDF 5.7
MD5: a0de7093cd3a623760a0d414fd0b6e44 SHA-1: 1e91cfb6f9dfafcf236fa2e343ecf8191aab9d9b SHA-256: 4a6186b177902197cdf4556afc9bf4b0d2b2debb1c070e114416af78fa9d5377
90 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF contains a large number of embedded links to external PDF files, hosted on the domain 'loaminoo.linkpc.net'. This pattern is indicative of a link farm or a mechanism to distribute further malicious content. The ML classifier also flagged this PDF as malicious with a high probability. No scripts were extracted from this sample.

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.linkpc.net/7099099092095099/Second-Person-Rural-by-Noel-Perrin.pdf
    • http://loaminoo.linkpc.net/7099099091099096/First-Person-Rural-by-Noel-Perrin.pdf
    • http://loaminoo.linkpc.net/6096093096092091/L-inspecteur-Perrin-Croit-Au-Pere-Noel-Un-Roman-Policier-by-Michel-Bory.pdf
    • http://loaminoo.linkpc.net/1094093099098092/Heat-An-Amateur-s-Adventures-as-Kitchen-Slave-Line-Cook-Pasta-Maker-and-Apprentice-to-a-Dante-Quoting-Butcher-in-Tuscany-by-Bill-Buford.pdf
    • http://loaminoo.linkpc.net/8096091096094098/Amateur-Gardencraft-A-Book-for-the-Home-Maker-and-Garden-Lover-by-Eben-E-Eben-Eugene-Rexford.pdf
    • http://loaminoo.linkpc.net/4096093091097097/Sugar-Sugar-Rune-Volume-3-Sugar-Sugar-Rune-3-by-Moyoco-Anno.pdf
    • http://loaminoo.linkpc.net/6095096093095093/Sugar-Sugar-Rune-Volume-7-Sugar-Sugar-Rune-7-by-Moyoco-Anno.pdf
    • http://loaminoo.linkpc.net/6095096093095094/Sugar-Sugar-Rune-Volume-8-Sugar-Sugar-Rune-8-by-Moyoco-Anno.pdf
    • http://loaminoo.linkpc.net/1090094098092091095/The-Book-of-the-Coppice-Cutter-Trug-maker-and-Besom-maker-by-Beshlie.pdf
    • http://loaminoo.linkpc.net/1097097098099097/The-Fall-and-Rise-of-Reginald-Perrin-Reginald-Perrin-1-by-David-Nobbs.pdf
    • http://loaminoo.linkpc.net/4099090099095090/The-Match-Maker-The-Husband-Maker-2-by-Karey-White.pdf
    • http://loaminoo.linkpc.net/3098097092/Sugar-Rush-Sugar-Bowl-2-by-Sawyer-Bennett.pdf
    • http://loaminoo.linkpc.net/4097091099096091/Sugar-s-Song-Sugar-Series-2-by-Katie-Mettner.pdf
    • http://loaminoo.linkpc.net/3092092095/Sugar-Daddy-Sugar-Bowl-1-by-Sawyer-Bennett.pdf
    • http://loaminoo.linkpc.net/4096096095095097/Sugar-on-Top-Sugar-Georgia-2-by-Marina-Adair.pdf
    • http://loaminoo.linkpc.net/4099090098091092/The-Husband-Maker-The-Husband-Maker-1-by-Karey-White.pdf
    • http://loaminoo.linkpc.net/7096095090092096/Sugar-Addiction-How-to-Overcome-a-Sugar-Addiction-the-Natural-Way-by-Gabby-Roles.pdf
    • http://loaminoo.linkpc.net/1097093093097/The-Amateur-by-Robert-Littell.pdf
    • http://loaminoo.linkpc.net/9095094099096092/The-Amateur-Cracksman-by-E-W-Hornung.pdf
    • http://loaminoo.linkpc.net/2099095090091093/Amateur-Night-by-K-K-Beck.pdf
    • http://loaminoo.linkpc.net/6095096093095094/Sugar-Sugar-Rune-Volume-8-Su