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General
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Target
RedwareSpoofer.bat
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Size
504KB
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Sample
250323-zgf4vavvbs
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MD5
7e3035eb197a52820c5a33c064917a8e
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SHA1
147d70a538be4135dbd2ad4dbf2fd750a6d387ee
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SHA256
747b16e1c41f4e99be3b52a4dbd712cd4d5407f6afffdf5d20f61b2e4c4d63b6
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SHA512
f95b2c680d39bd529dac582aed23340b196bf85bb0bb2011261c8c3d59962d71e18e0d675bfd73c1e24675cc499e022cdc62b9daadd6b0f877ec97988ca8737c
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SSDEEP
12288:iuXbEUU3h+QHSyN1iWFTM1hK0gddk5uMmYmi0125gDv:iuXbjUR+IRiWFTMjKpkL7a2sv
Static task
static1
Behavioral task
behavioral1
Sample
RedwareSpoofer.bat
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
RedwareSpoofer.bat
Resource
win10v2004-20250314-en
Malware Config
Extracted
quasar
1.4.1
Office04
45.145.41.216:4782
14f7ea9d-a87f-45a9-861e-84025067723f
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encryption_key
144B0EE0DD77F21360C6C78F9C3080B2B44AE54D
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
System32
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subdirectory
SubDir
Targets
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Target
RedwareSpoofer.bat
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Size
504KB
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MD5
7e3035eb197a52820c5a33c064917a8e
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SHA1
147d70a538be4135dbd2ad4dbf2fd750a6d387ee
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SHA256
747b16e1c41f4e99be3b52a4dbd712cd4d5407f6afffdf5d20f61b2e4c4d63b6
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SHA512
f95b2c680d39bd529dac582aed23340b196bf85bb0bb2011261c8c3d59962d71e18e0d675bfd73c1e24675cc499e022cdc62b9daadd6b0f877ec97988ca8737c
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SSDEEP
12288:iuXbEUU3h+QHSyN1iWFTM1hK0gddk5uMmYmi0125gDv:iuXbjUR+IRiWFTMjKpkL7a2sv
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Quasar family
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Quasar payload
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Blocklisted process makes network request
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Adds Run key to start application
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Drops file in System32 directory
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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