Static task
static1
Behavioral task
behavioral1
Sample
bypass_no_auth.exe
Resource
win10v2004-20230220-en
General
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Target
bypass_no_auth.sys
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Size
223KB
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MD5
9d89f94ad995368b98f8da8f6de8178d
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SHA1
4136605af43b2dec5de6f1f4dd92e5aefab0f29d
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SHA256
cf069697bbfb4984e44b2f0b7bb669d2e6365cd635d0d585ae4113001e9257ae
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SHA512
e70e4ec6d7a40b40341b0abf24cc519d1fc6cbbb9933fefb8c12e39cf56df971445786af3c1a4d8e2a96e706ac949870a62e115b2d379139d61a82bf0c52fcf0
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SSDEEP
3072:nCrk/P2pbRDBDvOT2MDVhWYqyXkgHlr0ZXnm87Zo4l3NfE7xmped1Ms27Xxfri:nCeP25rvIDVhVVnFroXnK4dpUQnlri
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource bypass_no_auth.sys
Files
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bypass_no_auth.sys.exe windows x64
0b0c7f5e3f82829d1921431060bd312e
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
ntoskrnl.exe
RtlInitUnicodeString
RtlCompareUnicodeString
DbgPrint
KeInitializeTimer
KeCancelTimer
KeSetTimer
KeWaitForSingleObject
ExAllocatePool
ExFreePoolWithTag
ZwCreateFile
ZwWriteFile
ZwClose
ZwOpenProcess
ZwDeleteFile
ZwQuerySystemInformation
_wcsnicmp
MmProbeAndLockPages
MmUnlockPages
IoAllocateMdl
IoFreeMdl
IoGetCurrentProcess
ObReferenceObjectByHandle
KeStackAttachProcess
KeUnstackDetachProcess
ZwAllocateVirtualMemory
ZwProtectVirtualMemory
PsGetProcessPeb
RtlCreateUserThread
PsProcessType
Sections
.text Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 213KB - Virtual size: 212KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 512B - Virtual size: 228B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
INIT Size: 1024B - Virtual size: 854B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 36B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ