Static task
static1
Behavioral task
behavioral1
Sample
LogonUIDefender.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
LogonUIDefender.exe
Resource
win10v2004-20231025-en
General
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Target
LogonUIDefender.dll
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Size
196KB
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MD5
47d104b220734271e9aa81065eaa0cc8
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SHA1
0af41a74bcfef92899f2b6a6b370f31d6e22f82d
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SHA256
88d81109a51e97c20fb10092a510c9055df0bbeb9fe86f5d42dbd229ccc3c6e0
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SHA512
5643b6981d0054a3b8d69616a78c5885bc8578029fde626d61c53c14bdfb2598dcf0f157c9cf895081dd81f3a3d70c908d44f788a5c9c22be7ca4a0b270eb409
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SSDEEP
6144:EbL0dyCIzMEZ4DQ0SsG4fdyCIzMEZ4DQ0SsG4U:IHlzMKw0lzMKwI
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource LogonUIDefender.dll
Files
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LogonUIDefender.dll.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
mscoree
_CorExeMain
Sections
.text Size: 103KB - Virtual size: 103KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 91KB - Virtual size: 91KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ