General
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Target
01927c119581040f021cdaaf95ab9a93e6432572e442ffb9b9d7ac23e967737b
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Size
1.4MB
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Sample
230802-ayv7naca22
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MD5
6c05135dd0a83cc2d3128a7a12d1054d
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SHA1
e9a045da872a8dd758d582a7c7f82c40c84b03cd
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SHA256
01927c119581040f021cdaaf95ab9a93e6432572e442ffb9b9d7ac23e967737b
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SHA512
53a319fc59ca34deedc8983d842ed27bbac02351916ea2fbaadd2c95d6adb9f6e483feb5cda7ca913ff6c59676fea8c208af3d61c56c5f5f07d83334ef42015e
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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
01927c119581040f021cdaaf95ab9a93e6432572e442ffb9b9d7ac23e967737b
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Size
1.4MB
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MD5
6c05135dd0a83cc2d3128a7a12d1054d
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SHA1
e9a045da872a8dd758d582a7c7f82c40c84b03cd
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SHA256
01927c119581040f021cdaaf95ab9a93e6432572e442ffb9b9d7ac23e967737b
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SHA512
53a319fc59ca34deedc8983d842ed27bbac02351916ea2fbaadd2c95d6adb9f6e483feb5cda7ca913ff6c59676fea8c208af3d61c56c5f5f07d83334ef42015e
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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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