Malicious PDF — malware analysis report

Static analysis result for SHA-256 db8cfbbca81657e1…

MALICIOUS

PDF

19.2 KB Created: 2019-04-30 06:34:25 +01:00 Authoring application: mPDF 5.7
MD5: 862a4c9f768116a755cda78a6fa5362c SHA-1: e802b4c8a4defdd1fe84e173df9339dfa1f5397f SHA-256: db8cfbbca81657e16ed5cc17c2585e52c85d0272e75dc61fc891ed7461295b60
60 Risk Score

Malware Insights

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

The PDF file exhibits a critical heuristic firing for PDF_SEO_LINK_FARM, indicating a large number of embedded external links. While the document body is heavily corrupted and unreadable, the presence of numerous links suggests an attempt to manipulate search engine results or distribute content from a controlled domain. The links themselves point to what appear to be book titles, but the sheer volume and the domain 'loaminoo.linkpc.net' are suspicious. No scripts were extracted from this sample.

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/3094095094090/Black-Noise-Rap-Music-and-Black-Culture-in-Contemporary-America-by-Tricia-Rose.pdf
    • http://loaminoo.linkpc.net/9091097099092/Where-Everybody-Looks-Like-Me-At-the-Crossroads-of-America-s-Black-Colleges-and-Culture-by-Ron-Stodghill.pdf
    • http://loaminoo.linkpc.net/2097099099094094/Black-Dahlia-Red-Rose-America-s-Most-Notorious-Crime-Solved-For-the-First-Time-by-Piu-Marie-Eatwell.pdf
    • http://loaminoo.linkpc.net/3098099098091091/Black-Rose-Black-Rose-1-by-Suzanne-Steele.pdf
    • http://loaminoo.linkpc.net/1090097099093099093/Liberating-Black-Theology-The-Bible-and-the-Black-Experience-in-America-by-Anthony-B-Bradley.pdf
    • http://loaminoo.linkpc.net/3094095097099097/The-Many-Faces-of-a-Black-Man-The-Triumphs-and-Trials-of-Being-a-Black-Man-in-America-by-Raymond-Sturgis.pdf
    • http://loaminoo.linkpc.net/4099097095097092/Classical-Music-Why-Bother-Hearing-the-World-of-Contemporary-Culture-Through-a-Composer-s-Ears-by-Joshua-Fineberg.pdf
    • http://loaminoo.linkpc.net/9093095098098090/Music-and-Culture-in-America-1861-1918-by-Michael-Saffle.pdf
    • http://loaminoo.linkpc.net/9093095099095098/Music-and-Culture-in-America-1861-1918-by-Michael-Saffle.pdf
    • http://loaminoo.linkpc.net/9093095099096091/Music-and-Culture-in-America-1861-1918-by-Saffle-Michael.pdf
    • http://loaminoo.linkpc.net/4099096096091090/Black-Music-by-Amiri-Baraka.pdf
    • http://loaminoo.linkpc.net/1096098091094094/Music-to-her-Heart-by-Black-Lyon-Publishing.pdf
    • http://loaminoo.linkpc.net/9099090099093092/Black-Oak-Music-and-Tablature-for-the-Mountain-Dulcimer-by-David-S-Sharp.pdf
    • http://loaminoo.linkpc.net/7095096099094099/Face-the-Music-Contemporary-Church-Music-on-Trial-by-Seidel.pdf
    • http://loaminoo.linkpc.net/4093099099093094/Afrofuturism-The-World-of-Black-Sci-Fi-and-Fantasy-Culture-by-Ytasha-L-Womack.pdf
    • http://loaminoo.linkpc.net/7093093092092098/The-Sound-of-Culture-Diaspora-and-Black-Technopoetics-by-Louis-Chude-Sokei.pdf
    • http://loaminoo.linkpc.net/2091097093095094/Black-Keys-Colorblind-1-by-Rose-B-Mashal.pdf
    • http://loaminoo.linkpc.net/4091098099093/Black-Rose-In-the-Garden-2-by-Nora-Roberts.pdf
    • http://loaminoo.linkpc.net/3093091094096094/A-Single-Black-Rose-by-Iyana-Jenna.pdf
    • http://loaminoo.linkpc.net/4090095093090097/Rose-s-Sin-Black-21-Prequel-by-Nancy-Glynn.pdf