General
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Target
SolaraExecutor.exe
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Size
18.7MB
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Sample
250131-gyq19sypbs
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MD5
20f922eb17efc661c32b9af7123cc2e3
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SHA1
cc225ff5794975e66fcbd7f6a6a0cf3c780fd488
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SHA256
8d7559b7b2641f0eddca0905f3ebd59dbe93ebf5d44603227480fbcbe69ed82c
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SHA512
6c332727ff87f432bd7b8f862e6155ff748d687a2da55726c1055f4b655d6ec43a4d3475a7f8be39302efe5905b5a8164bd8113598c1a0af5b85aa47071153fd
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SSDEEP
192:8yihNYoCYedOzbD/kyL7F9DKCvzlKHmCYOF6Qb/:8hmoCJdOzbrkyF1RKGCLAk
Static task
static1
Behavioral task
behavioral1
Sample
SolaraExecutor.exe
Resource
win7-20240903-en
Malware Config
Extracted
quasar
1.4.1
svhost32
87.228.57.81:4782
47b71fc0-b2c4-4112-b97a-39385a5399c1
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encryption_key
19A0FAF8459F69650B5965C225752D425C429EEC
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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
svhost32
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subdirectory
SubDir
Targets
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Target
SolaraExecutor.exe
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Size
18.7MB
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MD5
20f922eb17efc661c32b9af7123cc2e3
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SHA1
cc225ff5794975e66fcbd7f6a6a0cf3c780fd488
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SHA256
8d7559b7b2641f0eddca0905f3ebd59dbe93ebf5d44603227480fbcbe69ed82c
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SHA512
6c332727ff87f432bd7b8f862e6155ff748d687a2da55726c1055f4b655d6ec43a4d3475a7f8be39302efe5905b5a8164bd8113598c1a0af5b85aa47071153fd
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SSDEEP
192:8yihNYoCYedOzbD/kyL7F9DKCvzlKHmCYOF6Qb/:8hmoCJdOzbrkyF1RKGCLAk
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Quasar family
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Quasar 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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Downloads MZ/PE file
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Legitimate hosting services abused for malware hosting/C2
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