General
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Target
3efbbd06f85fd82a1baab1ab3c27e0aedfee6a3ae69e400084591fc8c3b35cad
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Size
1.4MB
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Sample
230801-cy6phadg8v
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MD5
5c6086f36446a53ffb1db84b60e039c6
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SHA1
b10d6503484f14fd6964b697ad9c9becfe80c069
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SHA256
3efbbd06f85fd82a1baab1ab3c27e0aedfee6a3ae69e400084591fc8c3b35cad
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SHA512
155d217ab9b97259341ec0cd57fddd2695d93b0628b2f5991889c6e6f6b95b6ea101f74ee0fd7a5c6c17071f3502849f1de45d0d45b9bc9ad99fe35ea54e94d0
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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
3efbbd06f85fd82a1baab1ab3c27e0aedfee6a3ae69e400084591fc8c3b35cad
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Size
1.4MB
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MD5
5c6086f36446a53ffb1db84b60e039c6
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SHA1
b10d6503484f14fd6964b697ad9c9becfe80c069
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SHA256
3efbbd06f85fd82a1baab1ab3c27e0aedfee6a3ae69e400084591fc8c3b35cad
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SHA512
155d217ab9b97259341ec0cd57fddd2695d93b0628b2f5991889c6e6f6b95b6ea101f74ee0fd7a5c6c17071f3502849f1de45d0d45b9bc9ad99fe35ea54e94d0
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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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