Malicious PDF — malware analysis report

Static analysis result for SHA-256 38d4a0f5900310e8…

MALICIOUS

PDF

17.5 KB Created: 2019-05-02 01:34:07 +01:00 Authoring application: mPDF 5.7
MD5: 6b9845f053d89395da95e043c40bd656 SHA-1: 8c1f51aa115adb9f1d51f74f4d960725bd944b22 SHA-256: 38d4a0f5900310e87ee4323150165e231fd2eeb130f5e7cedd61a736f702dcc6
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded URLs, identified as a link farm. The heuristic PDF_SEO_LINK_FARM indicates that these links are likely generated for SEO purposes, potentially to distribute spam or host malicious 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 0.9925

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/2098096093094097/A-Constant-Attraction-The-Attraction-Series-2-by-A-J-Walters.pdf
    • http://loaminoo.linkpc.net/3094097097096094/An-Acute-Attraction-The-Attraction-Series-1-by-A-J-Walters.pdf
    • http://loaminoo.linkpc.net/3092094094091090/An-Enrapturing-Attraction-The-Attraction-Series-3-by-A-J-Walters.pdf
    • http://loaminoo.linkpc.net/1097099094095095/The-Method---How-To-Apply-The-Law-Of-Attraction-amp-Get-Everything-You-Want-Out-Of-Life-Law-Of-Attraction-Series-Book-1-by-Scott-Soloff.pdf
    • http://loaminoo.linkpc.net/8095094096093098/Fierce-Attraction-Attraction-Series-3-by-J-B-Heller.pdf
    • http://loaminoo.linkpc.net/3090099095098092/Forever-Attraction-Attraction-2-by-S-K-Logsdon.pdf
    • http://loaminoo.linkpc.net/1096091092093093/Genetic-Attraction-Genetic-Attraction-2-by-Tara-Lain.pdf
    • http://loaminoo.linkpc.net/8099098098098092/What-You-Resist-Persists-Understanding-Why-The-Law-Of-Attraction-Fails-And-What-You-Can-Do-About-It-Switchwords-Series-Book-3-by-Doron-Alon.pdf
    • http://loaminoo.linkpc.net/9095090097094095/Reckless-Attraction-Reckless-Attraction-1-by-J-J-Knight.pdf
    • http://loaminoo.linkpc.net/4090096099096096/TEN-QUANTUM-JUMPS-TO-A-BRAND-NEW-YOU-Healing-With-Covered-Up-Cures-Little-Known-Life-Hacks-amp-The-Law-Of-Attraction-Quantum-Series-by-Alex-Daniel.pdf
    • http://loaminoo.linkpc.net/3092090093097099/The-Law-of-Attraction-by-Jay-Northcote.pdf
    • http://loaminoo.linkpc.net/4091098098097097/Textual-Attraction-by-K-lee-Klein.pdf
    • http://loaminoo.linkpc.net/8095093091095096/Fatal-Attraction-by-Kia-Meche-39-.pdf
    • http://loaminoo.linkpc.net/1094096093093095/Attraction-Temptation-4-by-K-M-Golland.pdf
    • http://loaminoo.linkpc.net/7095091095094099/the-law-of-attraction-for-adult-by-Kiyoko.pdf
    • http://loaminoo.linkpc.net/3093096095093/Another-Roadside-Attraction-by-Tom-Robbins.pdf
    • http://loaminoo.linkpc.net/1098093099097094/In-the-Spotlight-Mayne-Attraction-1-by-Ann-Mauren.pdf
    • http://loaminoo.linkpc.net/3093094096097090/Star-Attraction-by-Vanessa-Stubbs.pdf
    • http://loaminoo.linkpc.net/1090098096090091/Senseless-Attraction-by-Lila-Rose.pdf
    • http://loaminoo.linkpc.net/4094096094095094/Animal-Attraction-by-Miranda-Forbes.pdf

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