Static task
static1
Behavioral task
behavioral1
Sample
Windows_Security_Patch_KB5021130.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Windows_Security_Patch_KB5021130.exe
Resource
win10v2004-20250207-en
General
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Target
Windows_Security_Patch_KB5021130.exe
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Size
618KB
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MD5
4b7cb7621606abd6ffb6d38bafafb8e9
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SHA1
831c1c044cdf6515ce3444444242015e8b52271f
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SHA256
1744bcc45c4af593d5f3a72c972bc86d1158fb3408fe03db2d80d28b2c51d7c8
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SHA512
98437691db7c50e50ece2de7caffddfe6a5bcb17af69754377bfbb195865a1362df6e911dfd6b7c9ebb17f98fae27c743a8518dc9348bcc10962f53e87e89d3a
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SSDEEP
12288:BrtxWWIHuw2W41RfGx6UL7Uhd9BKcaQID8G3e3JgFaX:BanHubW4DfGUtKcadQ3JO0
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Windows_Security_Patch_KB5021130.exe
Files
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Windows_Security_Patch_KB5021130.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
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_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 512KB - Virtual size: 512KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 104KB - Virtual size: 104KB
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