Micropsia

S0339

Malware.View on attack.mitre.org

About this malware

Micropsia is a remote access tool written in Delphi.

Techniques used16

Procedure examples16

TechniqueProcedure example
T1027.013
Encrypted/Encoded File

Micropsia obfuscates the configuration with a custom Base64 and XOR.

T1033
System Owner/User Discovery

Micropsia collects the username from the victim’s machine.

T1047
Windows Management Instrumentation

Micropsia searches for anti-virus software and firewall products installed on the victim’s machine using WMI.

T1056.001
Keylogging

Micropsia has keylogging capabilities.

T1059.003
Windows Command Shell

Micropsia creates a command-line shell using cmd.exe.

T1071.001
Web Protocols

Micropsia uses HTTP and HTTPS for C2 network communications.

T1082
System Information Discovery

Micropsia gathers the hostname and OS version from the victim’s machine.

T1083
File and Directory Discovery

Micropsia can perform a recursive directory listing for all volume drives available on the victim's machine and can also fetch specific files by their paths.

T1105
Ingress Tool Transfer

Micropsia can download and execute an executable from the C2 server.

T1113
Screen Capture

Micropsia takes screenshots every 90 seconds by calling the Gdi32.BitBlt API.

T1119
Automated Collection

Micropsia executes an RAR tool to recursively archive files based on a predefined list of file extensions (*.xls, *.xlsx, *.csv, *.odt, *.doc, *.docx, *.ppt, *.pptx, *.pdf, *.mdb, *.accdb, *.accde, *.txt).

T1123
Audio Capture

Micropsia can perform microphone recording.

T1518.001
Security Software Discovery

Micropsia searches for anti-virus software and firewall products installed on the victim’s machine using WMI.

T1547.009
Shortcut Modification

Micropsia creates a shortcut to maintain persistence.

T1560.001
Archive via Utility

Micropsia creates a RAR archive based on collected files on the victim's machine.

View all 16 procedure examples

Groups that use it1

Campaigns0

None recorded.

References2

  1. Radware Micropsia July 2018 Open source
    Tsarfaty, Y. (2018, July 25). Micropsia Malware. Retrieved November 13, 2018.
  2. Talos Micropsia June 2017 Open source
    Rascagneres, P., Mercer, W. (2017, June 19). Delphi Used To Score Against Palestine. Retrieved November 13, 2018.

Data from MITRE ATT&CK® (Enterprise). ATT&CK® is a registered trademark of The MITRE Corporation.