Static task
static1
General
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Target
autofmt.exe
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Size
803KB
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MD5
f939f61b56f6b24368920e17b1a5d322
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SHA1
85d3448b505c175709471e97246b8e2f30fed67c
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SHA256
9480d247fdbf9568d0146ffdc1462b2d469d453f52022dcd0447593a0e437020
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SHA512
f03aaee2f46efa7ac18c0d8b031c71f1dffc97f4592192f80c229a964bb1bb040a631fa4d434579ee6d018376152470441fcadc4d694b845535b6079ea256c7f
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SSDEEP
24576:wNx5xEOURSFx3PLlTaZwTAW4dZPDBcJbK:wjpxfJTaZwsjZVcJb
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource autofmt.exe
Files
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autofmt.exe.sys windows:10 windows x86
4efb1bfe7189f035eda67f4953d5433b
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
ntdll
_wcsicmp
_wcsupr
LdrSetMUICacheType
NtDelayExecution
_stricmp
atoi
RtlSetHeapInformation
NtTerminateProcess
RtlCaptureContext
RtlUnhandledExceptionFilter
_aullshr
memmove
RtlFreeAnsiString
RtlAllocateHeap
RtlNormalizeProcessParams
RtlUnicodeStringToAnsiString
isspace
_vsnprintf
_vsnwprintf
RtlMultiByteToUnicodeN
RtlOemToUnicodeN
RtlUnicodeToMultiByteN
RtlUnicodeToOemN
_wcslwr
wcschr
RtlInitUnicodeString
NtOpenFile
NtClose
NtDeviceIoControlFile
NtQuerySystemInformation
RtlSizeHeap
RtlFreeHeap
RtlNumberGenericTableElementsAvl
NtQueryInformationFile
NtFsControlFile
NtQueryVolumeInformationFile
wcstoul
_wcstoui64
NtWriteFile
NtCreateFile
NtReadFile
RtlRaiseStatus
RtlFreeUnicodeString
NtOpenProcessToken
NtAdjustPrivilegesToken
NtShutdownSystem
NtQuerySystemTime
NtSetInformationFile
RtlValidRelativeSecurityDescriptor
RtlGetVersion
RtlTimeToTimeFields
VerSetConditionMask
RtlVerifyVersionInfo
NtDisplayString
NtSerializeBoot
swprintf_s
NtCreateEvent
NtClearEvent
NtSetThreadExecutionState
NtWaitForMultipleObjects
NtCancelIoFile
RtlQueryRegistryValuesEx
RtlRandomEx
NtQueryPerformanceCounter
isprint
qsort
wcsncmp
RtlFindMessage
RtlInitUTF8StringEx
RtlInitAnsiStringEx
RtlUTF8StringToUnicodeString
RtlAnsiStringToUnicodeString
RtlFormatMessage
NtOpenKey
NtQueryValueKey
RtlPrefixUnicodeString
RtlDeleteSecurityObject
RtlLengthRequiredSid
RtlInitializeSid
RtlSubAuthoritySid
RtlLengthSid
RtlCopySid
RtlAddAce
RtlCreateAcl
RtlQueryInformationAcl
RtlCreateSecurityDescriptor
RtlSetGroupSecurityDescriptor
RtlSetDaclSecurityDescriptor
RtlNewSecurityObject
RtlValidSecurityDescriptor
RtlLengthSecurityDescriptor
RtlAddAccessAllowedAce
RtlInitializeGenericTable
RtlInsertElementGenericTable
RtlInitializeBitMap
RtlSetBits
RtlLookupElementGenericTable
RtlClearBits
RtlFindSetBits
RtlDeleteElementGenericTable
RtlEnumerateGenericTableWithoutSplaying
RtlNumberOfSetBits
RtlInitializeGenericTableAvl
RtlEnumerateGenericTableAvl
RtlLookupFirstMatchingElementGenericTableAvl
RtlEnumerateGenericTableWithoutSplayingAvl
RtlDeleteElementGenericTableAvl
RtlLookupElementGenericTableFullAvl
RtlInsertElementGenericTableFullAvl
RtlDeleteElementGenericTableAvlEx
RtlInsertElementGenericTableAvl
RtlLookupElementGenericTableAvl
NtSetVolumeInformationFile
RtlSystemTimeToLocalTime
RtlUTF8ToUnicodeN
RtlCrc64
RtlUpcaseUnicodeString
RtlComputeCrc32
RtlWriteRegistryValue
RtlGetPersistedStateLocation
wcscpy_s
wcscat_s
DbgPrint
EtwEventUnregister
EtwEventRegister
EtwEventSetInformation
EtwEventWriteTransfer
DbgPrintEx
NtFlushBuffersFile
RtlUnwind
_alldiv
_alldvrm
_allmul
_allrem
_allshl
_aulldiv
_aulldvrm
_aullrem
_chkstk
memcmp
memcpy
memset
Sections
.text Size: 500KB - Virtual size: 500KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 273KB - Virtual size: 272KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.reloc Size: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ