Static task
static1
Behavioral task
behavioral1
Sample
krnlss.exe
Resource
win10v2004-20231215-en
General
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Target
krnlss.exe
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Size
1.2MB
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MD5
b1bbc709a59af5442ce41df6c898d4cc
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SHA1
7d84c6f664d2b54f78cd5f4ff7b7cf55423db0c3
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SHA256
088f351a85a64b88faf31298557b9c74bcf9e9a386bf4af67eeb2b123cee2ce8
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SHA512
9a828ace89082efc197f5317b3977584feee721b4dab9354794744943c743fa7992fee0f6679d2c1dd0db08b41f5048df75cd35b40e10f447ab58d635b11c702
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SSDEEP
12288:rMRME7+G70EE/0GGGGGGhGGGGxdoM43nw1kIk7ukk:rSC4ysGGGGGGhGGGGx1158uk
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource krnlss.exe
Files
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krnlss.exe.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_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 1.0MB - Virtual size: 1.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 185KB - Virtual size: 185KB
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