General
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Target
ca6c3aeb992a55c8b36f26f6764af15b1065236167ee196e1d024969b0eca899
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Size
1.4MB
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Sample
230801-ds4hmach75
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MD5
7e01132b34ad1941d9b78b6435fb5348
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SHA1
39984f3b11e48bcc47bd963df3ee5e02ac567db8
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SHA256
ca6c3aeb992a55c8b36f26f6764af15b1065236167ee196e1d024969b0eca899
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SHA512
76e01e4cdb957c764755d1c932cd179adb9baa77ab4a1fa3aa62b34852b99bdf042f65e8b896a4be74cb3a094afad68a7ac5a33d4a7520038eb0cd7dab5f2270
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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
ca6c3aeb992a55c8b36f26f6764af15b1065236167ee196e1d024969b0eca899
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Size
1.4MB
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MD5
7e01132b34ad1941d9b78b6435fb5348
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SHA1
39984f3b11e48bcc47bd963df3ee5e02ac567db8
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SHA256
ca6c3aeb992a55c8b36f26f6764af15b1065236167ee196e1d024969b0eca899
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SHA512
76e01e4cdb957c764755d1c932cd179adb9baa77ab4a1fa3aa62b34852b99bdf042f65e8b896a4be74cb3a094afad68a7ac5a33d4a7520038eb0cd7dab5f2270
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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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