Static task
static1
Behavioral task
behavioral1
Sample
WinLock.exe
Resource
win10-20231215-en
Behavioral task
behavioral2
Sample
WinLock.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
WinLock.exe
Resource
win11-20231215-en
General
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Target
WinLock.exe
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Size
443KB
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MD5
4127561d3485e299d74f637d4083f17d
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SHA1
2bf0d83d183dff1c0eba460574fa68a8eb249729
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SHA256
4bd934e230466f46fa4e3842d959c19745d4f0db9d64578cbea0d1a9a8d210b7
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SHA512
36e84bb802c1ef6a176fbb1b2ff38263a5b6548635e09e140ca3e7fc301d2591b8514cb769a96b3a7712b93a1ab8dffe63b812e5152f82879514ea75b8e0d3e5
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SSDEEP
12288:jtxZtxim7xbyl+s6Fp29dhtZKJbCVdz+btfeu:/X8W6+VFw93tZKJbCVEpeu
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource WinLock.exe
Files
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WinLock.exe.exe windows:4 windows x86 arch:x86
fd091cf3211a377595fdbb9a846d8568
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
IMAGE_FILE_BYTES_REVERSED_HI
Imports
kernel32
GetModuleHandleA
GetProcAddress
user32
CharNextA
advapi32
RegCloseKey
oleaut32
SysFreeString
version
VerQueryValueA
gdi32
SaveDC
ole32
CoInitialize
comctl32
ImageList_Add
shell32
SHGetFileInfoA
ntdll
RtlAdjustPrivilege
RtlSetProcessIsCritical
Sections
.MPRESS1 Size: 427KB - Virtual size: 1.6MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE