Static task
static1
Behavioral task
behavioral1
Sample
Efshr.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
Efshr.exe
Resource
win10v2004-20230220-en
General
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Target
Efshr.exe
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Size
17KB
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MD5
b4c16d205f4a5ff7b981378e2cea9bf4
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SHA1
0beddc67ae9d5c84f322db1d94d84ccba986ae1e
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SHA256
8c5314bf9765df490a46d4b802658875d9c15c27a6e53a55aff72e559066647b
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SHA512
54cdd0365c83924a205821a0b19676df1d30534cda7bf75a7874846133368d513142fc58aa25bf32381c97321f278a616dcf4ee84b02689dfc6289feec2d1934
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SSDEEP
384:qAgpJjB9TyAMULEIE5Te7ZIllSWSvHRPPUlkLvTQ3WPgh58xU3T8:ngfjB9TFMEt7ZIllgJklkLvGsUD8
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Efshr.exe
Files
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Efshr.exe.exe windows 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: 14KB - Virtual size: 14KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
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