Static task
static1
Behavioral task
behavioral1
Sample
Microsoft Exchange Services Health.exe
Resource
win7-20230220-it
Behavioral task
behavioral2
Sample
Microsoft Exchange Services Health.exe
Resource
win10v2004-20230221-it
General
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Target
Microsoft Exchange Services Health.exe
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Size
30KB
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MD5
5df1cb1955b0eacbf3343a5c7b6c0f69
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SHA1
534d91c408b5c71bf6caa74f20f3bc270f5680d8
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SHA256
eef20f75d037b7c9dbe2006e77f522f8930d2060f16208d3a47a0b35d39ea3f6
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SHA512
2e576f138a3e1f8bd93d2576403304949981a83537d58472bb3e11df57bb6c436ed4ad5f79b2794946c59e56934dbf8a7c71b2d92a3d2389d552f3a42ce9681c
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SSDEEP
768:VEH9nhI0GaRHV/RWM41v1BbpCxPSXTgm3Htk:VEH9jetMpaX3e
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Microsoft Exchange Services Health.exe
Files
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Microsoft Exchange Services Health.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: 28KB - Virtual size: 27KB
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