General
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Target
9e76d3a3e6057efe8e3bbd5d2553b6f3f4c764cfddf4f517f7f207cae49e2a13
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Size
1.4MB
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Sample
230801-dvzmfsch85
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MD5
c7a38e1ce3cf41027cf091da5050f610
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SHA1
393eb8b47df14263bc50b138fafd1bf5c0ee2977
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SHA256
9e76d3a3e6057efe8e3bbd5d2553b6f3f4c764cfddf4f517f7f207cae49e2a13
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SHA512
740b90948e8a4d6b8ca5f8beb7d34118a9a060a4ecedc6ae5d485a52a50758f99f038def8ff6a4eaddb8f2b44c9b9af718f2246516946efa405c7aa864a34391
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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
9e76d3a3e6057efe8e3bbd5d2553b6f3f4c764cfddf4f517f7f207cae49e2a13
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Size
1.4MB
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MD5
c7a38e1ce3cf41027cf091da5050f610
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SHA1
393eb8b47df14263bc50b138fafd1bf5c0ee2977
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SHA256
9e76d3a3e6057efe8e3bbd5d2553b6f3f4c764cfddf4f517f7f207cae49e2a13
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SHA512
740b90948e8a4d6b8ca5f8beb7d34118a9a060a4ecedc6ae5d485a52a50758f99f038def8ff6a4eaddb8f2b44c9b9af718f2246516946efa405c7aa864a34391
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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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