Malicious PDF — malware analysis report

Static analysis result for SHA-256 e0f40316bd367256…

MALICIOUS

PDF

15.5 KB Created: 2019-04-30 04:31:39 +01:00 Authoring application: mPDF 5.7
MD5: 665df37a597b3a6cb025a3b33de14352 SHA-1: 5b4381a089ef82d3912b105c23d49273ccf41d9a SHA-256: e0f40316bd367256e1baac45c88982cd52dc583ca370e8e084c6b090ef4a1342
60 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF file contains a large number of embedded URLs pointing to what appears to be a link farm hosted on a dynamic DNS domain. This technique is often used to distribute malicious content or to engage in SEO poisoning to drive traffic to malicious sites. While the specific payload is not clear from the static analysis, the structure suggests a distribution or redirection mechanism. No scripts were extracted from this sample.

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/4094097094099/Pretty-Guardian-Sailor-Moon-Vol-1-Pretty-Soldier-Sailor-Moon-Renewal-Edition-1-by-Naoko-Takeuchi.pdf
    • http://loaminoo.linkpc.net/2097099093095099/Pretty-Guardian-Sailor-Moon-Vol-3-Pretty-Soldier-Sailor-Moon-Renewal-Edition-3-by-Naoko-Takeuchi.pdf
    • http://loaminoo.linkpc.net/1090098098093095090/Sailor-Moon-5-Sailor-Moon-5-by-Naoko-Takeuchi.pdf
    • http://loaminoo.linkpc.net/1090098098093098097/Sailor-Moon-7-Sailor-Moon-7-by-Naoko-Takeuchi.pdf
    • http://loaminoo.linkpc.net/1090098098093098098/Sailor-Moon-8-Sailor-Moon-8-by-Naoko-Takeuchi.pdf
    • http://loaminoo.linkpc.net/1090098098093099095/Sailor-Moon-SuperS-4-Sailor-Moon-SuperS-4-by-Naoko-Takeuchi.pdf
    • http://loaminoo.linkpc.net/1090098098093099092/Sailor-Moon-SuperS-2-Sailor-Moon-SuperS-2-by-Naoko-Takeuchi.pdf
    • http://loaminoo.linkpc.net/1090098098093099093/Sailor-Moon-Stars-2-Sailor-Moon-Stars-2-by-Naoko-Takeuchi.pdf
    • http://loaminoo.linkpc.net/1090098098095090096/Sailor-Moon-Stars-3-by-Naoko-Takeuchi.pdf
    • http://loaminoo.linkpc.net/4097098099094097/Sailor-Moon-Stars-2-by-Naoko-Takeuchi.pdf
    • http://loaminoo.linkpc.net/1090090099097092099/Sailor-Moon-9-Nimm-dich-in-Acht-Periglia-by-Naoko-Takeuchi.pdf
    • http://loaminoo.linkpc.net/1091092097098095092/Sailor-Moon-the-Novels-Mars-Attacks-Sailor-Moon-4-by-Stuart-J-Levy.pdf
    • http://loaminoo.linkpc.net/4097098095091093/Meet-Sailor-Mercury-Ice-by-Naoko-Takeuchi.pdf
    • http://loaminoo.linkpc.net/2095093091090091/Meet-Sailor-Venus-Love-by-Naoko-Takeuchi.pdf
    • http://loaminoo.linkpc.net/1091092097098095094/Be-My-Sailor-by-Lauren-Wood.pdf
    • http://loaminoo.linkpc.net/1091092097097094091/Sindbad-the-Sailor-by-Unknown.pdf
    • http://loaminoo.linkpc.net/2092095096094096/Hello-Sailor-by-Ingrid-Godon.pdf
    • http://loaminoo.linkpc.net/1091092097097094093/There-Was-an-Old-Sailor-by-Claire-Saxby.pdf
    • http://loaminoo.linkpc.net/1091092097097094094/Sailor-of-the-Skysea-by-Andy-C-F-Crawford.pdf
    • http://loaminoo.linkpc.net/1091092097097097094/Where-s-Sailor-Jack-by-John-Uttley.pdf
    • http://loaminoo.linkpc.net/109009809809509009

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