Malicious PDF — malware analysis report

Static analysis result for SHA-256 a5bbcc59ace67ac6…

MALICIOUS

PDF

24.5 KB Created: 2020-03-18 18:08:55 +00:00 Authoring application: mPDF 5.7
MD5: 99a60cd7e3ca2a6e18fceff635c89d3b SHA-1: 75a4748552fc7d8d339c1074f9c63fbb76c13c0f SHA-256: a5bbcc59ace67ac6daddc21211cf00b8fb8446727f2acc0851c93ba42b41e6e3
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of embedded links pointing to external PDF documents on the domain 'weisncio.myhome.cx'. This is indicative of an SEO poisoning or link farm attack, where the goal is to drive traffic to potentially malicious or unwanted content. The ML classifier also flagged this PDF as malicious with high confidence. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9901

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://weisncio.myhome.cx/3625621629625626/Girl-in-Need-of-a-Tourniquet-Memoir-of-a-Borderline-Personality-by-Merri-Lisa-Johnson.pdf
    • http://weisncio.myhome.cx/4620628628622629/On-Knife-s-Edge-A-Young-Girl-s-Journey-Through-Borderline-Personality-Disorder-by-Michelle-Karpus.pdf
    • http://weisncio.myhome.cx/7623626623623620/Borderline-Personality-Disorder-by-Roy-Krawitz.pdf
    • http://weisncio.myhome.cx/7623626624625623/Borderline-Personality-A-Scriptural-Perspective-by-Cathy-Wiseman.pdf
    • http://weisncio.myhome.cx/5626627623622/Get-Me-Out-of-Here-My-Recovery-from-Borderline-Personality-Disorder-by-Rachel-Reiland.pdf
    • http://weisncio.myhome.cx/7623626625623625/Through-The-Looking-Glass-Women-And-Borderline-Personality-Disorder-by-Dana-Becker.pdf
    • http://weisncio.myhome.cx/7623626625622620/Borderline-Personality-Disorder-New-Reasons-for-Hope-by-Francis-Mark-Mondimore.pdf
    • http://weisncio.myhome.cx/7623626625621623/Borderline-Personality-Disorder-A-Clinical-Guide-Second-Edition-by-John-G-Gunderson.pdf
    • http://weisncio.myhome.cx/7623626621626624/Lost-in-the-Mirror-An-Inside-Look-at-Borderline-Personality-Disorder-by-Rick-Moskovitz.pdf
    • http://weisncio.myhome.cx/4620629622626628/Putting-the-Pieces-Together-A-Practical-Guide-to-Recovery-From-Borderline-Personality-Disorder-by-Joy-A-Jensen.pdf
    • http://weisncio.myhome.cx/5629624627629629/Splitting-Protecting-Yourself-While-Divorcing-Someone-with-Borderline-or-Narcissistic-Personality-Disorder-by-Bill-Eddy.pdf
    • http://weisncio.myhome.cx/5629624624629626/Borderline-Personality-Disorder-in-Adolescents-What-To-Do-When-Your-Teen-Has-BPD-A-Complete-Guide-for-Families-by-Blaise-A-Aguirre.pdf
    • http://weisncio.myhome.cx/4620628628622622/Remnants-of-a-Life-on-Paper-A-Mother-and-Daughter-s-Struggle-with-Borderline-Personality-Disorder-by-Bea-Tusiani.pdf
    • http://weisncio.myhome.cx/5628628621622623/Borderline-Personality-Disorder-in-Adolescents-A-Complete-Guide-to-Understanding-and-Coping-When-Your-Adolescent-has-BPD-by-Blaise-A-Aguirre.pdf
    • http://weisncio.myhome.cx/4620629620620623/Mindfulness-for-Borderline-Personality-Disorder-Relieve-Your-Suffering-Using-the-Core-Skill-of-Dialectical-Behavior-Therapy-by-Blaise-A-Aguirre.pdf
    • http://weisncio.myhome.cx/7623626625623621/Growing-Up-Borderline-A-Mother-s-Memoir-by-Linda-Burch.pdf
    • http://weisncio.myhome.cx/4622623624620622/The-Magic-Daughter-A-Memoir-of-Living-with-Multiple-Personality-Disorder-by-Jayne-Anne-Phillips.pdf
    • http://weisncio.myhome.cx/1622623628621625/Revenge-of-the-Girl-with-the-Great-Personality-by-Elizabeth-Eulberg.pdf
    • http://weisncio.myhome.cx/1627628625623627/Clearly-I-Didn-t-Think-This-Through-The-Story-of-One-Tall-Girl-s-Impulsive-Ill-Conceived-and-Borderline-Irresponsi-ble-Life-Decisions-by-Anna-Goldfarb.pdf
    • http://weisncio.myhome.cx/3628624620629629/The-Monday-Girl-The-Girl-Duet-Book-1-by-Julie-Johnson.pdf
    • http://weisncio.myhome.cx/7623626625621623/Borderline-Personality-Disorder-A-Clinical-Guide-Second-Edition-by-John-

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