General
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Target
downloader.exe
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Size
30.1MB
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Sample
250103-3x28ssznfz
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MD5
b4e5b6354eb2842cf71200bd36ce744d
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SHA1
0f2fdaeb08defd1f1f72d7bcf03dc638758765a9
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SHA256
d96bb68c61f263143c388c08491789b47809cc70a3a1b812e68cc680a202b483
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SHA512
9a0c94cb1e050c88b7e9bcb61abc37e73108e4c9a1c2b8e471b457b5273105a437ecdebbdcdb25f9a4df4ccbef1645dbd2ec429c9c19a0ce98af3ae07e148759
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SSDEEP
393216:R8oimu7izBxR3QRzhzvQ99Sq8lu0q5tDJKoWSxJGBL7a2mo+AJCcLKAo:R9w9wD5xUe2bJCcQ
Static task
static1
Behavioral task
behavioral1
Sample
downloader.exe
Resource
win7-20240903-en
Malware Config
Extracted
asyncrat
0.5.8
Default
127.0.0.1:6606
ClDsaNqHeTP9
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delay
3
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install
true
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install_file
AsyncRat.exe
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install_folder
%AppData%
Extracted
xworm
3.1
83.38.24.1:1603
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Install_directory
%ProgramData%
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install_file
USB.exe
Targets
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Target
downloader.exe
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Size
30.1MB
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MD5
b4e5b6354eb2842cf71200bd36ce744d
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SHA1
0f2fdaeb08defd1f1f72d7bcf03dc638758765a9
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SHA256
d96bb68c61f263143c388c08491789b47809cc70a3a1b812e68cc680a202b483
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SHA512
9a0c94cb1e050c88b7e9bcb61abc37e73108e4c9a1c2b8e471b457b5273105a437ecdebbdcdb25f9a4df4ccbef1645dbd2ec429c9c19a0ce98af3ae07e148759
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SSDEEP
393216:R8oimu7izBxR3QRzhzvQ99Sq8lu0q5tDJKoWSxJGBL7a2mo+AJCcLKAo:R9w9wD5xUe2bJCcQ
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Asyncrat family
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Detect Xworm Payload
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Xworm family
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Async RAT payload
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Executes dropped EXE
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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1