Malicious PDF — malware analysis report

Static analysis result for SHA-256 20f0500c79c7a629…

MALICIOUS

PDF

16.7 KB Created: 2020-03-18 21:05:13 +00:00 Authoring application: mPDF 5.7
MD5: 53110badc3d888e45a673237e643f297 SHA-1: 252ad5e1dd116618d6bb83bfdab24823a7c6ec41 SHA-256: 20f0500c79c7a629e008a00b101ab8407a567ab0942c57d5bc4b83d0e6075fce
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, forming a link farm. The primary heuristic indicates this is a critical finding, suggesting the document is designed to redirect users to external malicious content, likely for SEO poisoning or to host further malware. No scripts were extracted from this sample. The embedded URLs are the highest priority IOCs.

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://solosopos.myhome.cx/3859851853851855/Cold-Hearted-Griffin-Powell-9-by-Beverly-Barton.pdf
    • http://solosopos.myhome.cx/9850858855858857/Dead-by-Nightfall-Griffin-Powell-13-by-Beverly-Barton.pdf
    • http://solosopos.myhome.cx/3851859852853854/Killing-Her-Softly-Griffin-Powell-5-by-Beverly-Barton.pdf
    • http://solosopos.myhome.cx/1854852858854856/As-Good-As-Dead-Griffin-Powell-4-by-Beverly-Barton.pdf
    • http://solosopos.myhome.cx/2853850856856855/Dead-by-Midnight-Dead-by-Trilogy-1-Griffin-Powell-11-by-Beverly-Barton.pdf
    • http://solosopos.myhome.cx/4855854859859855/Cold-Hearted-Concept-Concepts-2-by-Whitley-Gray.pdf
    • http://solosopos.myhome.cx/1854852859851859/What-She-Doesn-t-Know-by-Beverly-Barton.pdf
    • http://solosopos.myhome.cx/1851850856853856854/The-Wanderer-by-Beverly-Barton.pdf
    • http://solosopos.myhome.cx/1857859853850851/Don-t-Say-A-Word-Don-t-Cry-2-by-Beverly-Barton.pdf
    • http://solosopos.myhome.cx/1854852856852853/Every-Move-She-Makes-by-Beverly-Barton.pdf
    • http://solosopos.myhome.cx/1852859853853/This-Side-of-Heaven-The-Protectors-1-by-Beverly-Barton.pdf
    • http://solosopos.myhome.cx/1850855855857859853/Blackwood-s-Woman-The-Protectors-6-by-Beverly-Barton.pdf
    • http://solosopos.myhome.cx/4858858857853855/His-Secret-Child-Silhouette-Desire-1203-3-Babies-For-3-Brothers-1-by-Beverly-Barton.pdf
    • http://solosopos.myhome.cx/5853850859856/The-Revelations-of-August-Barton-August-Barton-2-by-Jennifer-LeBlanc.pdf
    • http://solosopos.myhome.cx/1850856853854851859/Griffin-s-Storm-Griffin-3-by-Darby-Karchut.pdf
    • http://solosopos.myhome.cx/8850854855852852/Whyborne-and-Griffin-Books-4-6-Necropolis-Bloodline-and-Hoarfrost-The-Whyborne-amp-Griffin-Series-Box-Sets-Book-2-by-Jordan-L-Hawk.pdf
    • http://solosopos.myhome.cx/4854853854858/Official-Book-Club-Selection-A-Memoir-According-to-Kathy-Griffin-by-Kathy-Griffin.pdf
    • http://solosopos.myhome.cx/4857857853851850/To-Keep-The-Ball-Rolling-The-Memoirs-Of-Anthony-Powell-by-Anthony-Powell.pdf
    • http://solosopos.myhome.cx/2859852850853855/Wild-Hearted-by-Lea-Bronsen.pdf
    • http://solosopos.myhome.cx/4856852853859850/The-Cold-Cold-Ground-Detective-Sean-Duffy-1-by-Adrian-McKinty.pdf

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