General
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Target
9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba
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Size
2.0MB
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Sample
220512-n2w51sddh3
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MD5
4733a823253e50d03fac643b86bfc988
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SHA1
f665d1e999f428ff6c737eed26e83790dbee024d
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SHA256
9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba
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SHA512
17c8e90f316004f38dc92e5102ee78903f7d7bf62c40231b868e8182740b9f659cc95bb9d5e19b2830671e43855f3a90d0b380cef2236213227f99fe538b1984
Static task
static1
Behavioral task
behavioral1
Sample
9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe
Resource
win10v2004-20220414-en
Malware Config
Targets
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Target
9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba
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Size
2.0MB
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MD5
4733a823253e50d03fac643b86bfc988
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SHA1
f665d1e999f428ff6c737eed26e83790dbee024d
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SHA256
9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba
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SHA512
17c8e90f316004f38dc92e5102ee78903f7d7bf62c40231b868e8182740b9f659cc95bb9d5e19b2830671e43855f3a90d0b380cef2236213227f99fe538b1984
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine Payload
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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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Deletes itself
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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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