General
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Target
b1af9c20593036c476f84527f9144c53.exe
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Size
1.4MB
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Sample
220128-kpwf6safd2
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MD5
b1af9c20593036c476f84527f9144c53
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SHA1
d72a110adaa72ee1573661b30960f789c8a43e99
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SHA256
e0ae1a565fe7f5951aa98cc3465200e0576932e6bd62f4e562f369016c63dabe
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SHA512
2164b7d975f1920e01b9959143970d0066c6c52c581f1f3a10627fdfdd32cae3518575aeb25c469305e7c2dcd86499a530a8720be775d1c0f8f8756914268ac7
Static task
static1
Behavioral task
behavioral1
Sample
b1af9c20593036c476f84527f9144c53.exe
Resource
win7-en-20211208
Malware Config
Extracted
redline
5.206.227.236:33067
Extracted
redline
123
46.3.199.85:4329
Targets
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Target
b1af9c20593036c476f84527f9144c53.exe
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Size
1.4MB
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MD5
b1af9c20593036c476f84527f9144c53
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SHA1
d72a110adaa72ee1573661b30960f789c8a43e99
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SHA256
e0ae1a565fe7f5951aa98cc3465200e0576932e6bd62f4e562f369016c63dabe
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SHA512
2164b7d975f1920e01b9959143970d0066c6c52c581f1f3a10627fdfdd32cae3518575aeb25c469305e7c2dcd86499a530a8720be775d1c0f8f8756914268ac7
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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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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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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v6
Persistence
Modify Existing Service
1Registry Run Keys / Startup Folder
1Scheduled Task
1Defense Evasion
Modify Registry
2Disabling Security Tools
1Virtualization/Sandbox Evasion
1