General
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Target
071e4e2a34d0279e27814e95bb3378f2c95d54580068686221f0815c4e16726e
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Size
1.4MB
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Sample
230801-c81k8sdh6w
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MD5
7fdc9972d91f2d663e70dc9da205ec35
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SHA1
ae318093168dc598f819ef02b1a4c36c439ecadd
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SHA256
071e4e2a34d0279e27814e95bb3378f2c95d54580068686221f0815c4e16726e
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SHA512
acef1e1ab4950904e9b5353fc0e1fc8c37dfd2fa692d3b7e6a2ce9b9c11ef9ecc4caa50cd2deb90ec55ddc119e3eef2469c3bad6ecb9e4131e8dad325606ff79
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SSDEEP
24576:U2G/nvxW3Ww0tRp8GiXTBhq7yRDvHcUcjUvy0lr3Tl6icOB/UWoT:UbA30H4zF0UMSAicOB/UWk
Static task
static1
Malware Config
Extracted
quasar
1.3.0.0
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94.131.105.161:12344
QSR_MUTEX_UEgITWnMKnRP3EZFzK
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encryption_key
5Q0JQBQQfAUHRJTcAIOF
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install_name
lient.exe
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log_directory
Lugs
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reconnect_delay
3000
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startup_key
itartup
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subdirectory
SubDir
Targets
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Target
071e4e2a34d0279e27814e95bb3378f2c95d54580068686221f0815c4e16726e
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Size
1.4MB
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MD5
7fdc9972d91f2d663e70dc9da205ec35
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SHA1
ae318093168dc598f819ef02b1a4c36c439ecadd
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SHA256
071e4e2a34d0279e27814e95bb3378f2c95d54580068686221f0815c4e16726e
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SHA512
acef1e1ab4950904e9b5353fc0e1fc8c37dfd2fa692d3b7e6a2ce9b9c11ef9ecc4caa50cd2deb90ec55ddc119e3eef2469c3bad6ecb9e4131e8dad325606ff79
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SSDEEP
24576:U2G/nvxW3Ww0tRp8GiXTBhq7yRDvHcUcjUvy0lr3Tl6icOB/UWoT:UbA30H4zF0UMSAicOB/UWk
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Quasar payload
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Modifies Windows Firewall
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ACProtect 1.3x - 1.4x DLL software
Detects file using ACProtect software.
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Executes dropped EXE
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Loads dropped DLL
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Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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