Seasalt

Seasalt is malware that has been linked to APT1's 2010 operations. It shares some code similarities with OceanSalt.[1][2]

ID: S0345
Type: MALWARE
Platforms: Windows
Version: 1.1
Created: 30 January 2019
Last Modified: 19 March 2020

Techniques Used

Domain ID Name Use
Enterprise T1071 .001 Application Layer Protocol: Web Protocols

Seasalt uses HTTP for C2 communications.[1]

Enterprise T1547 .001 Boot or Logon Autostart Execution: Registry Run Keys / Startup Folder

Seasalt creates a Registry entry to ensure infection after reboot under HKLM\Software\Microsoft\Windows\currentVersion\Run.[2]

Enterprise T1059 .003 Command and Scripting Interpreter: Windows Command Shell

Seasalt uses cmd.exe to create a reverse shell on the infected endpoint.[1]

Enterprise T1543 .003 Create or Modify System Process: Windows Service

Seasalt is capable of installing itself as a service.[1]

Enterprise T1083 File and Directory Discovery

Seasalt has the capability to identify the drive type on a victim.[2]

Enterprise T1070 .004 Indicator Removal on Host: File Deletion

Seasalt has a command to delete a specified file.[1]

Enterprise T1105 Ingress Tool Transfer

Seasalt has a command to download additional files.[1][1]

Enterprise T1036 .004 Masquerading: Masquerade Task or Service

Seasalt has masqueraded as a service called "SaSaut" with a display name of "System Authorization Service" in an apparent attempt to masquerade as a legitimate service.[1]

Enterprise T1027 Obfuscated Files or Information

Seasalt obfuscates configuration data.[1]

Enterprise T1057 Process Discovery

Seasalt has a command to perform a process listing.[1]

Groups That Use This Software

ID Name References
G0006 APT1

[1][2]

References