HotCroissant
Techniques Used |
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Domain | ID | Name | Use | |
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Enterprise | T1059 | .003 | Command and Scripting Interpreter: Windows Command Shell |
HotCroissant can remotely open applications on the infected host with the |
Enterprise | T1573 | .001 | Encrypted Channel: Symmetric Cryptography |
HotCroissant has compressed network communications and encrypted them with a custom stream cipher.(Citation: Carbon Black HotCroissant April 2020)(Citation: US-CERT HOTCROISSANT February 2020) |
Enterprise | T1564 | .003 | Hide Artifacts: Hidden Window |
HotCroissant has the ability to hide the window for operations performed on a given file.(Citation: Carbon Black HotCroissant April 2020) |
Enterprise | T1070 | .004 | Indicator Removal: File Deletion |
HotCroissant has the ability to clean up installed files, delete files, and delete itself from the victim’s machine.(Citation: Carbon Black HotCroissant April 2020) |
Enterprise | T1027 | .002 | Obfuscated Files or Information: Software Packing |
HotCroissant has used the open source UPX executable packer.(Citation: Carbon Black HotCroissant April 2020) |
.013 | Obfuscated Files or Information: Encrypted/Encoded File |
HotCroissant has encrypted strings with single-byte XOR and base64 encoded RC4.(Citation: Carbon Black HotCroissant April 2020) |
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Enterprise | T1053 | .005 | Scheduled Task/Job: Scheduled Task |
HotCroissant has attempted to install a scheduled task named “Java Maintenance64” on startup to establish persistence.(Citation: Carbon Black HotCroissant April 2020) |
Groups That Use This Software |
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ID | Name | References |
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G0032 | Lazarus Group |
(Citation: US-CERT HOTCROISSANT February 2020) |
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