Malicious PDF — malware analysis report

Static analysis result for SHA-256 bd767645b872fb77…

MALICIOUS

PDF

15.6 KB Created: 2019-05-01 18:28:40 +01:00 Authoring application: mPDF 5.7
MD5: 75a52a21154b12f778e158bcb4e17d46 SHA-1: 69e076045c36a48836630aaabc64923bbcab3a7e SHA-256: bd767645b872fb774520bf5191ba6b20cb761b4f4b8ad6e373a335f57f69f323
60 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded links pointing to external PDF documents hosted on the 'loaminoo.linkpc.net' domain. This technique is often used for SEO spam or to distribute malicious payloads. While the specific intent of the linked PDFs is unclear, the sheer volume and the use of a dynamic DNS domain suggest a malicious distribution or redirection scheme. No scripts were extracted, limiting the ability to determine further actions.

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/5098090093091099/The-Erie-Canal-by-Ralph-K-Andrist.pdf
    • http://loaminoo.linkpc.net/3099098092095092/The-Erie-Canal-by-Peter-Spier.pdf
    • http://loaminoo.linkpc.net/5098090094091096/The-Erie-Canal-by-Samuel-Hopkins-Adams.pdf
    • http://loaminoo.linkpc.net/2096099093094093/The-Amazing-Impossible-Erie-Canal-by-Cheryl-Harness.pdf
    • http://loaminoo.linkpc.net/8093092092097098/Bluebird-of-Brockport-A-Novel-of-the-Erie-Canal-by-Donna-Winters.pdf
    • http://loaminoo.linkpc.net/3097091094096092/Stars-Over-Buffalo-Erie-Canal-Cousins-Series---Book-5-by-Dorothy-Stacy.pdf
    • http://loaminoo.linkpc.net/7092095098098095/Our-Canal-The-Rideau-Canal-in-Ottawa-by-Peter-Conroy.pdf
    • http://loaminoo.linkpc.net/3091091090098/The-Letters-of-Ralph-Waldo-Emerson-Complete-Set-by-Ralph-L-Rusk.pdf
    • http://loaminoo.linkpc.net/1091092097091090097/The-Unfinished-Revolution-The-Civil-Rights-Movement-from-1955-to-1965-by-Ralph-Bartling-Peter-Ralph-Bartling.pdf
    • http://loaminoo.linkpc.net/1091092097091090096/The-Unfinished-Revolution-The-Civil-Rights-Movement-from-1955-to-1965-by-Ralph-Bartling-Peter-Ralph-Bartling.pdf
    • http://loaminoo.linkpc.net/4090096093093095/The-Ghostlands-Part-1-Erie-Energy-by-C-N-James.pdf
    • http://loaminoo.linkpc.net/9096093097093/The-Ghostlands-Part-1-Erie-Energy-by-C-N-James.pdf
    • http://loaminoo.linkpc.net/1093099099090092/Ralph-S-Mouse-Ralph-S-Mouse-3-by-Beverly-Cleary.pdf
    • http://loaminoo.linkpc.net/4093099095097097/The-Canal-by-Daniel-Morris.pdf
    • http://loaminoo.linkpc.net/3098097095091097/The-Canal-by-John-L-Work.pdf
    • http://loaminoo.linkpc.net/3096099091094097/The-Cowboy-and-the-Canal-by-J-M-Carlisle.pdf
    • http://loaminoo.linkpc.net/1091097093097090094/The-Panama-Canal-by-Rebecca-Stefoff.pdf
    • http://loaminoo.linkpc.net/5098090094091094/By-The-Grand-Canal-by-William-Rivi-re.pdf
    • http://loaminoo.linkpc.net/1091097093095098093/The-Panama-Canal-by-Cobblestone-Publishing.pdf
    • http://loaminoo.linkpc.net/3096095090091094/The-Cow-Who-Fell-in-the-Canal-by-Phyllis-Krasilovsky.pdf
    • http://loaminoo.linkpc.net/1091092097091090096/The-Unfinished-Revolution-The-Civil-Rights-Moveme