Malicious PDF — malware analysis report

Static analysis result for SHA-256 1ae165da1956f589…

MALICIOUS

PDF

17.5 KB Created: 2019-05-01 20:00:52 +01:00 Authoring application: mPDF 5.7
MD5: 3ec02219f29a89e20622a86dead30c9d SHA-1: c744dca4934b5e7244387324b1ae1a17c81777cc SHA-256: 1ae165da1956f58916492694428a42269c495cb9b319366e3f454a52f3adc560
60 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. While the URLs themselves are currently marked as benign, the sheer volume and structure suggest a malicious intent, possibly for SEO spam or to distribute further malware. The document body is heavily obfuscated and unreadable, providing no further context on the specific lure. 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/7098096095096/Morality-for-Beautiful-Girls-No-1-Ladies-Detective-Agency-3-by-Alexander-McCall-Smith.pdf
    • http://loaminoo.linkpc.net/1092094099096094/The-No-1-Ladies-Detective-Agency-Set-The-No-1-Ladies-Detective-Agency-Tears-of-the-Giraffe-Morality-for-Beautiful-Girls-The-Kalahari-Typing-School-For-Men-The-Full-Cupboard-of-Life-by-Alexander-McCall-Smith.pdf
    • http://loaminoo.linkpc.net/1091096090096093091/A-Work-of-Beauty-Alexander-McCall-Smith-s-Edinburgh-by-Alexander-McCall-Smith.pdf
    • http://loaminoo.linkpc.net/3093091095094092/One-City-by-Alexander-McCall-Smith.pdf
    • http://loaminoo.linkpc.net/7099097091091092/Amori-in-viaggio-by-Alexander-McCall-Smith.pdf
    • http://loaminoo.linkpc.net/7090094090092092/Les-larmes-de-la-girafe-2-by-Alexander-McCall-Smith.pdf
    • http://loaminoo.linkpc.net/9096094092099099/T-r-an-T-r-in-der-44-Scotland-Street-by-Alexander-McCall-Smith.pdf
    • http://loaminoo.linkpc.net/7093098093098096/The-Joke-Machine-by-Alexander-McCall-Smith.pdf
    • http://loaminoo.linkpc.net/6098090098097090/Akimbo-and-the-Elephants-by-Alexander-McCall-Smith.pdf
    • http://loaminoo.linkpc.net/3093094097096098/Tears-of-the-Giraffe-by-Alexander-McCall-Smith.pdf
    • http://loaminoo.linkpc.net/4091096096099093/The-House-of-Unexpected-Sisters-by-Alexander-McCall-Smith.pdf
    • http://loaminoo.linkpc.net/2091097094099090/The-Dog-who-Came-in-from-the-Cold-Corduroy-Mansions-2-by-Alexander-McCall-Smith.pdf
    • http://loaminoo.linkpc.net/1098096098098099/La-s-Orchestra-Saves-the-World-by-Alexander-McCall-Smith.pdf
    • http://loaminoo.linkpc.net/4098099099095096/Blue-Shoes-and-Happiness-by-Alexander-McCall-Smith.pdf
    • http://loaminoo.linkpc.net/4090098096095098/The-Dog-who-came-in-from-the-Cold-Corduroy-Mansions-2-by-Alexander-McCall-Smith.pdf
    • http://loaminoo.linkpc.net/3093091093095097/Espresso-Tales-44-Scotland-Street-2-by-Alexander-McCall-Smith.pdf
    • http://loaminoo.linkpc.net/4096095099091092/A-Distant-View-of-Everything-Isabel-Dalhousie-11-by-Alexander-McCall-Smith.pdf
    • http://loaminoo.linkpc.net/3096091098098098/The-Bertie-Project-44-Scotland-Street-11-by-Alexander-McCall-Smith.pdf
    • http://loaminoo.linkpc.net/1096097098095096/The-Careful-Use-of-Compliments-Isabel-Dalhousie-4-by-Alexander-McCall-Smith.pdf
    • http://loaminoo.linkpc.net/3096096094090093/The-Right-Attitude-to-Rain-Isabel-Dalhousie-3-by-Alexander-McCall-Smith.pdf

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