bcrypt[.]dll | Triage

Sharing

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General

Target

bcrypt.dll
Size

345KB
MD5

3b2f0f14acd8005826d7f12f37ddb465
SHA1

e9da737c8b7db45e10ab48b25d69774ba4721b85
SHA256

ca21ff5c875afd8fff088ed6c113b14e52499606b5364136bf91a6babbe10a7b
SHA512

6b856fc4dc18697fa3ec2723e2b1e009df53e9cc011b0f6afc1f3feda83b508c0966659631ed2cd839dd0cc9955e08330ac81d6c8e4f0a0ee2e34745eb6a1628
SSDEEP

6144:I+tfKnuIZBy7SXU8cOA7DoOwBhRjRPeDS0p8kQh9qvsxbdI8:g46bdI8

Score

1^/10

Malware Config

Signatures

Files

bcrypt.dll
.dll windows x64

44ac3c2c6285fd0fdede04f927f9134a

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

advapi32

A_SHAFinal
A_SHAInit
A_SHAUpdate
MD4Final
MD4Init
MD4Update
MD5Final
MD5Init
MD5Update
SystemFunction036

kernel32

DeleteCriticalSection
DisableThreadLibraryCalls
EnterCriticalSection
GetModuleHandleA
GetProcAddress
GetTickCount
HeapAlloc
HeapReAlloc
InitializeCriticalSection
IsBadStringPtrW
LeaveCriticalSection
RaiseException

ntdll

NtQueryVirtualMemory
_vsnprintf

ucrtbase

__acrt_iob_func
__stdio_common_vsprintf
_assert
_strdup
calloc
free
fwrite
getenv
malloc
memcmp
memcpy
memmove
memset
strchr
strcmp
strcpy
strcspn
strlen
wcscmp

Exports

Exports

BCryptAddContextFunction
BCryptAddContextFunctionProvider
BCryptCloseAlgorithmProvider
BCryptConfigureContext
BCryptConfigureContextFunction
BCryptCreateContext
BCryptCreateHash
BCryptDecrypt
BCryptDeleteContext
BCryptDeriveKey
BCryptDeriveKeyCapi
BCryptDeriveKeyPBKDF2
BCryptDestroyHash
BCryptDestroyKey
BCryptDestroySecret
BCryptDuplicateHash
BCryptDuplicateKey
BCryptEncrypt
BCryptEnumAlgorithms
BCryptEnumContextFunctionProviders
BCryptEnumContextFunctions
BCryptEnumContexts
BCryptEnumProviders
BCryptEnumRegisteredProviders
BCryptExportKey
BCryptFinalizeKeyPair
BCryptFinishHash
BCryptFreeBuffer
BCryptGenRandom
BCryptGenerateKeyPair
BCryptGenerateSymmetricKey
BCryptGetFipsAlgorithmMode
BCryptGetProperty
BCryptHash
BCryptHashData
BCryptImportKey
BCryptImportKeyPair
BCryptOpenAlgorithmProvider
BCryptQueryContextConfiguration
BCryptQueryContextFunctionConfiguration
BCryptQueryContextFunctionProperty
BCryptQueryProviderRegistration
BCryptRegisterConfigChangeNotify
BCryptRegisterProvider
BCryptRemoveContextFunction
BCryptRemoveContextFunctionProvider
BCryptResolveProviders
BCryptSecretAgreement
BCryptSetAuditingInterface
BCryptSetContextFunctionProperty
BCryptSetProperty
BCryptSignHash
BCryptUnregisterConfigChangeNotify
BCryptUnregisterProvider
BCryptVerifySignature
GetAsymmetricEncryptionInterface
GetCipherInterface
GetHashInterface
GetRngInterface
GetSecretAgreementInterface
GetSignatureInterface

Sections

.text
Size: 36KB - Virtual size: 34KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 112B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rodata
Size: 4KB - Virtual size: 952B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 8KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 4KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 4KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 368B

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 8KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 4KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 4KB - Virtual size: 960B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 4KB - Virtual size: 64B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/4
Size: 4KB - Virtual size: 384B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/19
Size: 72KB - Virtual size: 69KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/31
Size: 8KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/45
Size: 28KB - Virtual size: 25KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/57
Size: 12KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/70
Size: 4KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/81
Size: 96KB - Virtual size: 94KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/92
Size: 12KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

44ac3c2c6285fd0fdede04f927f9134a

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

kernel32

ntdll

ucrtbase

Exports

Exports

Sections

.text Size: 36KB - Virtual size: 34KB

.data Size: 4KB - Virtual size: 112B

.rodata Size: 4KB - Virtual size: 952B

.rdata Size: 8KB - Virtual size: 6KB

.pdata Size: 4KB - Virtual size: 1KB

.xdata Size: 4KB - Virtual size: 1KB

.bss Size: - Virtual size: 368B

.edata Size: 8KB - Virtual size: 4KB

.idata Size: 4KB - Virtual size: 1KB

.rsrc Size: 4KB - Virtual size: 960B

.reloc Size: 4KB - Virtual size: 64B

/4 Size: 4KB - Virtual size: 384B

/19 Size: 72KB - Virtual size: 69KB

/31 Size: 8KB - Virtual size: 5KB

/45 Size: 28KB - Virtual size: 25KB

/57 Size: 12KB - Virtual size: 11KB

/70 Size: 4KB - Virtual size: 1KB

/81 Size: 96KB - Virtual size: 94KB

/92 Size: 12KB - Virtual size: 10KB

.text
Size: 36KB - Virtual size: 34KB

.data
Size: 4KB - Virtual size: 112B

.rodata
Size: 4KB - Virtual size: 952B

.rdata
Size: 8KB - Virtual size: 6KB

.pdata
Size: 4KB - Virtual size: 1KB

.xdata
Size: 4KB - Virtual size: 1KB

.bss
Size: - Virtual size: 368B

.edata
Size: 8KB - Virtual size: 4KB

.idata
Size: 4KB - Virtual size: 1KB

.rsrc
Size: 4KB - Virtual size: 960B

.reloc
Size: 4KB - Virtual size: 64B

/4
Size: 4KB - Virtual size: 384B

/19
Size: 72KB - Virtual size: 69KB

/31
Size: 8KB - Virtual size: 5KB

/45
Size: 28KB - Virtual size: 25KB

/57
Size: 12KB - Virtual size: 11KB

/70
Size: 4KB - Virtual size: 1KB

/81
Size: 96KB - Virtual size: 94KB

/92
Size: 12KB - Virtual size: 10KB