General
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Target
System.Diagnostic.exe
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Size
1.1MB
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Sample
240302-s3nx9afa55
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MD5
2d3b428ad63b4ae2aa45cb55c7b382a0
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SHA1
2a28b07c39d69be15d8aa706fc14bd4b3bafb818
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SHA256
aefdf0330a6eda2382f3ae433d6a2bf7fad6ffacf21200c08f2846b53fdbe909
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SHA512
6f144cf0ad46303a87317a0537de78004e7f635aece15fee0656477a8fca4eef8829cf0a6caa79b1ba9292e944f9d7f3b8bce7b4faebbf28b7817361d2796378
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SSDEEP
24576:vjBmOdvmyOqmnmHrU6F5vEpiSc3ypsyjSFyq:vrm4HrU6PvEpiLypsyJ
Static task
static1
Behavioral task
behavioral1
Sample
System.Diagnostic.exe
Resource
win10v2004-20240226-en
Malware Config
Targets
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Target
System.Diagnostic.exe
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Size
1.1MB
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MD5
2d3b428ad63b4ae2aa45cb55c7b382a0
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SHA1
2a28b07c39d69be15d8aa706fc14bd4b3bafb818
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SHA256
aefdf0330a6eda2382f3ae433d6a2bf7fad6ffacf21200c08f2846b53fdbe909
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SHA512
6f144cf0ad46303a87317a0537de78004e7f635aece15fee0656477a8fca4eef8829cf0a6caa79b1ba9292e944f9d7f3b8bce7b4faebbf28b7817361d2796378
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SSDEEP
24576:vjBmOdvmyOqmnmHrU6F5vEpiSc3ypsyjSFyq:vrm4HrU6PvEpiLypsyJ
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla payload
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Looks for VirtualBox Guest Additions in registry
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Looks for VMWare Tools registry key
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Modifies Installed Components in the registry
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Stops running service(s)
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1