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S0461 SDBbot

SDBbot is a backdoor with installer and loader components that has been used by TA505 since at least 2019.12

Item Value
ID S0461
Associated Names
Type MALWARE
Version 2.0
Created 01 June 2020
Last Modified 29 March 2021
Navigation Layer View In ATT&CK® Navigator

Techniques Used

Domain ID Name Use
enterprise T1547 Boot or Logon Autostart Execution -
enterprise T1547.001 Registry Run Keys / Startup Folder SDBbot has the ability to add a value to the Registry Run key to establish persistence if it detects it is running with regular user privilege. 12
enterprise T1059 Command and Scripting Interpreter -
enterprise T1059.003 Windows Command Shell SDBbot has the ability to use the command shell to execute commands on a compromised host.1
enterprise T1005 Data from Local System SDBbot has the ability to access the file system on a compromised host.1
enterprise T1140 Deobfuscate/Decode Files or Information SDBbot has the ability to decrypt and decompress its payload to enable code execution.12
enterprise T1546 Event Triggered Execution -
enterprise T1546.011 Application Shimming SDBbot has the ability to use application shimming for persistence if it detects it is running as admin on Windows XP or 7, by creating a shim database to patch services.exe.1
enterprise T1546.012 Image File Execution Options Injection SDBbot has the ability to use image file execution options for persistence if it detects it is running with admin privileges on a Windows version newer than Windows 7.1
enterprise T1083 File and Directory Discovery SDBbot has the ability to get directory listings or drive information on a compromised host.1
enterprise T1070 Indicator Removal on Host SDBbot has the ability to clean up and remove data structures from a compromised host.1
enterprise T1070.004 File Deletion SDBbot has the ability to delete files from a compromised host.1
enterprise T1105 Ingress Tool Transfer SDBbot has the ability to download a DLL from C2 to a compromised host.1
enterprise T1095 Non-Application Layer Protocol SDBbot has the ability to communicate with C2 with TCP over port 443.1
enterprise T1027 Obfuscated Files or Information SDBbot has the ability to XOR the strings for its installer component with a hardcoded 128 byte key.1
enterprise T1027.002 Software Packing SDBbot has used a packed installer file.2
enterprise T1055 Process Injection -
enterprise T1055.001 Dynamic-link Library Injection SDBbot has the ability to inject a downloaded DLL into a newly created rundll32.exe process.1
enterprise T1090 Proxy SDBbot has the ability to use port forwarding to establish a proxy between a target host and C2.1
enterprise T1021 Remote Services -
enterprise T1021.001 Remote Desktop Protocol SDBbot has the ability to use RDP to connect to victim’s machines.1
enterprise T1082 System Information Discovery SDBbot has the ability to identify the OS version, country code, and computer name.1
enterprise T1016 System Network Configuration Discovery SDBbot has the ability to determine the domain name and whether a proxy is configured on a compromised host.1
enterprise T1033 System Owner/User Discovery SDBbot has the ability to identify the user on a compromised host.1
enterprise T1125 Video Capture SDBbot has the ability to record video on a compromised host.12

Groups That Use This Software

ID Name References
G0092 TA505 12

References

  1. Schwarz, D. et al. (2019, October 16). TA505 Distributes New SDBbot Remote Access Trojan with Get2 Downloader. Retrieved May 29, 2020. ↩↩↩↩↩↩↩↩↩↩↩↩↩↩↩↩↩↩↩↩↩

  2. Frydrych, M. (2020, April 14). TA505 Continues to Infect Networks With SDBbot RAT. Retrieved May 29, 2020. ↩↩↩↩↩↩

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