Malicious PDF — malware analysis report

Static analysis result for SHA-256 fc7c677b7be734c3…

MALICIOUS

PDF

15.5 KB Created: 2019-05-02 12:18:21 +01:00 Authoring application: mPDF 5.7
MD5: b629248a63ee3a258676630a3b52b8dc SHA-1: d46d07978a2add938dd13d632a27d8106a793ebd SHA-256: fc7c677b7be734c3c57412b620510b228cfd5751963b5ea683fdd77aaa9a67c9
90 Risk Score

Malware Insights

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

The PDF contains a large number of embedded links, identified by the PDF_SEO_LINK_FARM heuristic, suggesting a tactic to manipulate search engine results or redirect users to potentially malicious websites. The ML_NYX_PDF_MALICIOUS heuristic further supports the malicious nature of the document. No scripts were extracted from this sample, and the document body was unreadable, limiting further analysis of the specific lure.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9778

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://cefasfese.4pu.com/4737730739734734/Summer-s-Promise-Seasons-of-Love-2-by-Irene-Brand.pdf
    • http://cefasfese.4pu.com/3731732739735737/Guardian-of-the-Promise-Merlin-s-Descendants-4-by-Irene-Radford.pdf
    • http://cefasfese.4pu.com/3733734731731732/Second-Chance-Summer-by-Irene-Hannon.pdf
    • http://cefasfese.4pu.com/1734735730733739/Promise-To-Love-The-Promise-1-by-Melissa-Silvey.pdf
    • http://cefasfese.4pu.com/2732733735730733/A-Summer-and-The-Fall-The-Gay-Seasons-1-by-Charles-Z-Doilain.pdf
    • http://cefasfese.4pu.com/1732733739738731/A-Summer-to-Remember-Seasons-1-by-Jessica-Gunhammer.pdf
    • http://cefasfese.4pu.com/2730736735731730/Summer-Demons-Seasons-of-Change-1-by-Mia-Hoddell.pdf
    • http://cefasfese.4pu.com/2731737730731737/From-Summer-and-Fall-The-Four-Seasons-1-by-Alora-Kate.pdf
    • http://cefasfese.4pu.com/1739731737730737/90-Days-of-Summer-Seasons-1-by-Ryan-Pernofski.pdf
    • http://cefasfese.4pu.com/2738739731737732/Summer-Heat-Storm-for-All-Seasons-1-by-Jaci-Burton.pdf
    • http://cefasfese.4pu.com/2731738732736739/Summer-of-the-Wolves-Sisters-in-All-Seasons-1-by-Lisa-Williams-Kline.pdf
    • http://cefasfese.4pu.com/1731731738731733732/Summer-Days-and-Summer-Nights-Twelve-Love-Stories-by-Stephanie-Perkins.pdf
    • http://cefasfese.4pu.com/1730738733739732735/United-We-Brand-How-to-Create-a-Cohesive-Brand-That-s-Seen-Heard-and-Remembered-by-Mike-Moser.pdf
    • http://cefasfese.4pu.com/3739731731735/Love-s-Enduring-Promise-Love-Comes-Softly-2-by-Janette-Oke.pdf
    • http://cefasfese.4pu.com/4739739736735736/Love-s-Enduring-Promise-Love-Comes-Softly-2-by-Janette-Oke.pdf
    • http://cefasfese.4pu.com/1732733735738733/But-I-Love-You-Today-KPOP-Promise-3-by-Love-Journey.pdf
    • http://cefasfese.4pu.com/6734735733736732/Love-s-Parole-by-Irene-Northan.pdf
    • http://cefasfese.4pu.com/5737731739739731/Beauvoir-in-love-by-Ir-ne-Frain.pdf
    • http://cefasfese.4pu.com/7739734730732/New-Moon-Summer-Seasons-of-the-Moon-Cain-Chronicles-1-by-S-M-Reine.pdf
    • http://cefasfese.4pu.com/9736731733730/Starship-Summer-Starship-Seasons-1-by-Eric-Brown.pdf
    • http://cefasfese.4pu.com/2738

Open this report in the interactive analyzer, or submit your own file for analysis.