JUST RELEASED: ATT&CK for Industrial Control Systems
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Pasam

Pasam is a trojan used by Elderwood to open a backdoor on compromised hosts. [1] [2]

ID: S0208
Type: MALWARE
Platforms: Windows
Version: 1.0
Created: 18 April 2018
Last Modified: 17 October 2018
Enterprise Layer
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Techniques Used

Domain ID Name Use
Enterprise T1043 Commonly Used Port

Pasam connects to external C2 infrastructure and opens a backdoor over port 443.[2]
Enterprise T1005 Data from Local System

Pasam creates a backdoor through which remote attackers can retrieve files.[2]
Enterprise T1083 File and Directory Discovery

Pasam creates a backdoor through which remote attackers can retrieve lists of files.[2]
Enterprise T1107 File Deletion

Pasam creates a backdoor through which remote attackers can delete files.[2]
Enterprise T1177 LSASS Driver

Pasam establishes by infecting the Security Accounts Manager (SAM) DLL to load a malicious DLL dropped to disk.[2]
Enterprise T1057 Process Discovery

Pasam creates a backdoor through which remote attackers can retrieve lists of running processes.[2]
Enterprise T1105 Remote File Copy

Pasam creates a backdoor through which remote attackers can upload files.[2]
Enterprise T1082 System Information Discovery

Pasam creates a backdoor through which remote attackers can retrieve information such as hostname and free disk space.[2]

Groups That Use This Software

ID Name References
G0066 Elderwood [1]

References

  1. O'Gorman, G., and McDonald, G.. (2012, September 6). The Elderwood Project. Retrieved February 15, 2018.
  1. Mullaney, C. & Honda, H. (2012, May 4). Trojan.Pasam. Retrieved February 22, 2018.