General
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Target
4163344e4f4cd060d942daff7d672398
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Size
4.5MB
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Sample
220930-djzs3scdb9
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MD5
4163344e4f4cd060d942daff7d672398
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SHA1
a6aaa491e15ef64f5cabf6150f58f8f745d29ee1
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SHA256
8b5c577ed2cb64d8e04b626b70e2369d157559586a006c3faf49654737ad8112
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SHA512
33368a7000cb24f57c131a3f8b264609fb3f176ae1abdeea2bda40f7f302486ce010188e6f38d842974ca023730194b9f61a3fe288a28acd11018b9fdfb57527
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SSDEEP
98304:2VSUXVR3KIsPLiLuiFlQ9ydl8OKJ08miJ:WSSnKhLiKOQe+OKKwJ
Behavioral task
behavioral1
Sample
4163344e4f4cd060d942daff7d672398.exe
Resource
win7-20220812-en
Malware Config
Targets
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Target
4163344e4f4cd060d942daff7d672398
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Size
4.5MB
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MD5
4163344e4f4cd060d942daff7d672398
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SHA1
a6aaa491e15ef64f5cabf6150f58f8f745d29ee1
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SHA256
8b5c577ed2cb64d8e04b626b70e2369d157559586a006c3faf49654737ad8112
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SHA512
33368a7000cb24f57c131a3f8b264609fb3f176ae1abdeea2bda40f7f302486ce010188e6f38d842974ca023730194b9f61a3fe288a28acd11018b9fdfb57527
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SSDEEP
98304:2VSUXVR3KIsPLiLuiFlQ9ydl8OKJ08miJ:WSSnKhLiKOQe+OKKwJ
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PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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