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S0370 SamSam

SamSam is ransomware that appeared in early 2016. Unlike some ransomware, its variants have required operators to manually interact with the malware to execute some of its core components.3412

Item Value
ID S0370
Associated Names Samas
Type MALWARE
Version 1.1
Created 15 April 2019
Last Modified 11 April 2024
Navigation Layer View In ATT&CK® Navigator

Associated Software Descriptions

Name Description
Samas 3

Techniques Used

Domain ID Name Use
enterprise T1059 Command and Scripting Interpreter -
enterprise T1059.003 Windows Command Shell SamSam uses custom batch scripts to execute some of its components.1
enterprise T1486 Data Encrypted for Impact SamSam encrypts victim files using RSA-2048 encryption and demands a ransom be paid in Bitcoin to decrypt those files.1
enterprise T1070 Indicator Removal -
enterprise T1070.004 File Deletion SamSam has been seen deleting its own files and payloads to make analysis of the attack more difficult.1
enterprise T1027 Obfuscated Files or Information -
enterprise T1027.013 Encrypted/Encoded File SamSam has been seen using AES or DES to encrypt payloads and payload components.14
enterprise T1027.016 Junk Code Insertion SamSam has used garbage code to pad some of its malware components.1

References

  1. Palotay, D. and Mackenzie, P. (2018, April). SamSam Ransomware Chooses Its Targets Carefully. Retrieved April 15, 2019. ↩↩↩↩↩↩

  2. Symantec Security Response Attack Investigation Team. (2018, October 30). SamSam: Targeted Ransomware Attacks Continue. Retrieved April 16, 2019. ↩

  3. US-CERT. (2018, December 3). Alert (AA18-337A): SamSam Ransomware. Retrieved March 15, 2019. ↩↩

  4. Ventura, V. (2018, January 22). SamSam - The Evolution Continues Netting Over $325,000 in 4 Weeks. Retrieved April 16, 2019. ↩↩