Malicious PDF — malware analysis report

Static analysis result for SHA-256 e0fd134d327d7209…

MALICIOUS

PDF

14.7 KB Created: 2019-04-30 04:33:38 +01:00 Authoring application: mPDF 5.7
MD5: 6e23dcae9baa0d78e79873d677cfe00e SHA-1: 71455c791d2bbc5a0b9ae60ffce9a1792685e077 SHA-256: e0fd134d327d7209b2fd2c1571c32b39eec4c75cea35cd580e71175a1ed7c3d5
60 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded URLs, identified as a link farm. While the URLs themselves are marked as benign, the sheer volume and the heuristic firing suggest an attempt to manipulate search engine results or to distribute potentially malicious content through these links. No scripts were extracted from this sample, limiting further analysis of its behavior.

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
    • http://loaminoo.linkpc.net/1090097092092094090/If-Stupid-was-Illegal-We-d-be-in-Jail-by-Brewer-Ryan.pdf
    • http://loaminoo.linkpc.net/1099090090096092/Be-Intolerant-Because-Some-Things-Are-Just-Stupid-by-Ryan-Dobson.pdf
    • http://loaminoo.linkpc.net/1092095097099095/Notes-from-an-American-Jail-One-attorney-s-60-days-in-the-New-Haven-County-Jail-by-Jean-Claude-Dehmel-II.pdf
    • http://loaminoo.linkpc.net/5098098091098/I-m-With-Stupid-Stupid-Fast-3-by-Geoff-Herbach.pdf
    • http://loaminoo.linkpc.net/2098091096092091/The-Keys-to-the-Jail-by-Keetje-Kuipers.pdf
    • http://loaminoo.linkpc.net/5090090092092098/Mama-Went-to-Jail-for-the-Vote-by-Kathleen-Karr.pdf
    • http://loaminoo.linkpc.net/1097094098099094/Brady-Remington-Landed-Me-in-Jail-by-Tijan.pdf
    • http://loaminoo.linkpc.net/4097093097095099/In-Jail-with-Nazim-Hikmet-by-Orhan-Kemal.pdf
    • http://loaminoo.linkpc.net/7092095094091/Brady-Remington-Landed-Me-in-Jail-by-Tijan.pdf
    • http://loaminoo.linkpc.net/6091099097096/Digital-mind-jail-by-Gojim-Oavin.pdf
    • http://loaminoo.linkpc.net/1091097091092092093/Jailhouse-Doc-A-Doctor-in-the-County-Jail-by-William-Wright.pdf
    • http://loaminoo.linkpc.net/4093099093096/Letter-from-the-Birmingham-Jail-by-Martin-Luther-King-Jr-.pdf
    • http://loaminoo.linkpc.net/1095096092096097/The-Women-Of-Block-12voices-From-A-Jail-Ministry-by-Linda-Pischke.pdf
    • http://loaminoo.linkpc.net/1097097094096093/Here-She-Rules-by-Kat-Brewer.pdf
    • http://loaminoo.linkpc.net/3090093099093095/The-Whole-Stupid-Way-We-Are-by-N-Griffin.pdf
    • http://loaminoo.linkpc.net/1091097090093097094/The-Illegal-War-on-Libya-by-Dignity.pdf
    • http://loaminoo.linkpc.net/1090097092091099094/The-Illegal-by-John-Mort.pdf
    • http://loaminoo.linkpc.net/1090097092090096095/Illegal-desires-by-brookewind.pdf
    • http://loaminoo.linkpc.net/1091094093096099095/I-m-with-Stupid-by-Elaine-Szewczyk.pdf
    • http://loaminoo.linkpc.net/1090095096095092096/Schr-dinger-s-Dog-by-Allan-Brewer.pdf

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