Malicious PDF — malware analysis report

Static analysis result for SHA-256 63c98b3df68b4acc…

MALICIOUS

PDF

22.8 KB Created: 2019-05-01 18:50:29 +01:00 Authoring application: mPDF 5.7
MD5: 319aed512b6ea89e2ed67f60f456cd92 SHA-1: ccb1dc2aa3a3ce139ac4facba25dc9c772e7954f SHA-256: 63c98b3df68b4acc878895030ad66ad64bda1767404c535b6ec67da56658c304
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded external links, a technique often used to direct users to malicious sites or to distribute further payloads. 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://loaminoo.linkpc.net/4090092090094093/Autopsy-for-an-Empire-The-Seven-Leaders-Who-Built-the-Soviet-Regime-by-Dmitri-Volkogonov.pdf
    • http://loaminoo.linkpc.net/4090092092097093/Lenin-A-New-Biography-by-Dmitri-Volkogonov.pdf
    • http://loaminoo.linkpc.net/5092092094090092/Moscow-Prime-Time-How-the-Soviet-Union-Built-the-Media-Empire-That-Lost-the-Cultural-Cold-War-by-Kristin-Roth-Ey.pdf
    • http://loaminoo.linkpc.net/1094092094090099/Revolution-1989-The-Fall-of-the-Soviet-Empire-by-Victor-Sebestyen.pdf
    • http://loaminoo.linkpc.net/2091098091095/Lenin-s-Tomb-The-Last-Days-of-the-Soviet-Empire-by-David-Remnick.pdf
    • http://loaminoo.linkpc.net/6090098092091091/My-Penthouse-Past-Failing-My-Way-Up-the-Corporate-Ladder-of-an-Empire-Built-on-Skin-by-Steve-Belanger.pdf
    • http://loaminoo.linkpc.net/4095099099092095/Life-at-the-Edge-of-the-Empire-Oral-Histories-of-Soviet-Kyrgyzstan-by-Sam-Tranum.pdf
    • http://loaminoo.linkpc.net/1090098094094093094/Eight-Pieces-of-Empire-A-20-Year-Journey-Through-the-Soviet-Collapse-by-Lawrence-Scott-Sheets.pdf
    • http://loaminoo.linkpc.net/5091098099090099/A-Failed-Empire-The-Soviet-Union-in-the-Cold-War-from-Stalin-to-Gorbachev-by-Vladislav-M-Zubok.pdf
    • http://loaminoo.linkpc.net/5096095090094092/Composing-the-Sacred-in-Soviet-and-Post-Soviet-Russia-History-and-Christianity-in-Alfred-Schnittke-s-Concerto-for-Choir-by-Melanie-Turgeon.pdf
    • http://loaminoo.linkpc.net/2092097098098097/Autopsy-of-a-Suicidal-Mind-by-Edwin-S-Shneidman.pdf
    • http://loaminoo.linkpc.net/2096091092098097/Strengths-Based-Leadership-Great-Leaders-Teams-and-Why-People-Follow-A-Landmark-Study-of-Great-Leaders-Teams-and-the-Reasons-Why-We-Follow-by-Tom-Rath.pdf
    • http://loaminoo.linkpc.net/1097099091094094/Doctor-Dissected-A-Cultural-Autopsy-of-the-Burke-and-Hare-Murders-by-Caroline-McCracken-Flesher.pdf
    • http://loaminoo.linkpc.net/3096098094091096/The-Miracles-Of-Christ-by-Dmitri-Royster.pdf
    • http://loaminoo.linkpc.net/3096098098092091/The-Fugitive-Grandma-by-Dmitri-Ragano.pdf
    • http://loaminoo.linkpc.net/6096095093091092/L-Intendant-Fid-le-by-Dmitri-Dobrovolski.pdf
    • http://loaminoo.linkpc.net/5091099097093097/Bodyline-Autopsy-The-Full-Story-of-the-Most-Sensational-Test-Cricket-Series---England-Vs-Australia-1932-3-by-David-Frith.pdf
    • http://loaminoo.linkpc.net/9098090097099099/Post-Imperium-A-Eurasian-Story-by-Dmitri-Trenin.pdf
    • http://loaminoo.linkpc.net/7099090091090097/Leningrad-Mathematical-Olympiads-1987-1991-by-Dmitri-Fomin.pdf
    • http://loaminoo.linkpc.net/3096098094092095/The-Parables-Biblical-Patristic-and-Liturgical-Interpretation-by-Dmitri-Royster.pdf