Malicious PDF — malware analysis report

Static analysis result for SHA-256 6c855535df6360c9…

MALICIOUS

PDF

21.5 KB Created: 2019-04-30 02:00:38 +01:00 Authoring application: mPDF 5.7
MD5: 010151b5a54fb4411e5fec3c76638590 SHA-1: 9ef4ac93869a64470c7dfaffb95f065984966451 SHA-256: 6c855535df6360c9bd206192a16f7bda0fe1043c8e5c203ebc94b38e350095dc
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded links to external PDF files, masquerading as academic content. This technique is often used to drive traffic to malicious sites or to distribute further malware. The ML classifier also strongly indicated maliciousness.

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/8093093096093094/Organic-Light-Emitting-Materials-And-Devices-by-Zakya-H-Kafafi.pdf
    • http://loaminoo.linkpc.net/8093093096094093/Organic-Light-Emitting-Materials-And-Devices-by-Zakya-H-Kafafi.pdf
    • http://loaminoo.linkpc.net/8093093096094091/Organic-Light-Emitting-Materials-and-Devices-II-21-23-July-1998-San-Diego-California-by-Zakya-H-Kafafi.pdf
    • http://loaminoo.linkpc.net/8093093096093092/Organic-Electroluminescence-by-Zakya-H-Kafafi.pdf
    • http://loaminoo.linkpc.net/9096097092091092/Nanotechnology-and-Nanoelectronics-Materials-Devices-Measurement-Techniques-by-W-R-Fahrner.pdf
    • http://loaminoo.linkpc.net/8090099095096091/Photonic-Materials-for-Sensing-Biosensing-and-Display-Devices-by-Michael-Serpe.pdf
    • http://loaminoo.linkpc.net/5098095098098098/Analog-Organic-Electronics-Building-Blocks-for-Organic-Smart-Sensor-Systems-on-Foil-by-Hagen-Marien.pdf
    • http://loaminoo.linkpc.net/4091097098091/The-Infernal-Devices-Clockwork-Princess-The-Infernal-Devices-Manga-3-by-Cassandra-Clare.pdf
    • http://loaminoo.linkpc.net/1091092096099097090/New-and-Advanced-Materials-Selected-Papers-2v-International-Conference-on-Manufacturing-Science-and-Engineering-2011-Guilin-China-Advanced-Materials-Research-V-197-8-by-Huaiying-Zhou.pdf
    • http://loaminoo.linkpc.net/1090095097092091090/Diffusion-in-Materials-DIMAT-2004-Proceedings-of-the-6th-International-Conference-on-Diffusion-in-Materials-Cracow-Poland-July-18-23-2004-by-Z-Zurek.pdf
    • http://loaminoo.linkpc.net/9098094093099096/Li-S-Batteries-The-Challenges-Chemistry-Materials-and-Future-Perspectives-The-Challenges-Chemistry-Materials-and-Future-Perspectives-by-Rezan-Demir-Cakan.pdf
    • http://loaminoo.linkpc.net/1098098097095/The-Organic-Rose-Garden-by-Liz-Druitt.pdf
    • http://loaminoo.linkpc.net/1090095099096095099/86-Tricks-to-Ace-Organic-Chemistry-by-Aceorganicchem-Com.pdf
    • http://loaminoo.linkpc.net/1090096097091097096/Photochemistry-of-Organic-Compounds-by-Jakob-Wirz.pdf
    • http://loaminoo.linkpc.net/5097093090093093/Slice-of-Organic-Life-by-Sheherazade-Goldsmith.pdf
    • http://loaminoo.linkpc.net/8093096090094/My-Own-Devices-by-Corey-Frost.pdf
    • http://loaminoo.linkpc.net/3097097090095097/Infernal-Devices-by-K-W-Jeter.pdf
    • http://loaminoo.linkpc.net/1093092097094090/Peril-s-Gate-Wars-of-Light-and-Shadow-6-Arc-3---Alliance-of-Light-3-by-Janny-Wurts.pdf
    • http://loaminoo.linkpc.net/3098099097090097/Grand-Conspiracy-Wars-of-Light-amp-Shadow-5-Arc-3---Alliance-of-Light-2-by-Janny-Wurts.pdf
    • http://loaminoo.linkpc.net/1090095096098090/Bridge-of-Light-Tools-of-Light-for-Spiritual-Transformation-by-Launa-A-Huffines.pdf