General
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Target
file.exe
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Size
5.7MB
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Sample
220831-s1b6nsaac8
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MD5
3772f923f08c925ad5f894d3a21e5d7d
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SHA1
bcd6cc5034f1d4d194dd358a772fdfc5e03371ab
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SHA256
0e63b13097c8e9ed9f0fe06c7972be1beb8890e6e7640584be1afd5740276307
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SHA512
20a421ac32a930e3c1426209e66e640ddde54ac635ea56e2ef02f77ce4db0d2b7147949c1c1052f96c7a7c67a4a9d03ecb070e3c3104d45f2fc9d5c6a5c9eb36
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SSDEEP
98304:X3P9ZJBxTHwd40KLwItbkfbw9m8z/ZqQYVzTzd+jaQ5VUzM:LxzwdGqw9m8jP6zd+uO0
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
Malware Config
Extracted
redline
2
116.203.187.3:14916
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auth_value
1c0b2a7d9265a0bd7186c9687fe62c4e
Targets
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Target
file.exe
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Size
5.7MB
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MD5
3772f923f08c925ad5f894d3a21e5d7d
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SHA1
bcd6cc5034f1d4d194dd358a772fdfc5e03371ab
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SHA256
0e63b13097c8e9ed9f0fe06c7972be1beb8890e6e7640584be1afd5740276307
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SHA512
20a421ac32a930e3c1426209e66e640ddde54ac635ea56e2ef02f77ce4db0d2b7147949c1c1052f96c7a7c67a4a9d03ecb070e3c3104d45f2fc9d5c6a5c9eb36
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SSDEEP
98304:X3P9ZJBxTHwd40KLwItbkfbw9m8z/ZqQYVzTzd+jaQ5VUzM:LxzwdGqw9m8jP6zd+uO0
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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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Downloads MZ/PE file
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Executes dropped EXE
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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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Loads dropped DLL
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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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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Suspicious use of NtSetInformationThreadHideFromDebugger
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