NtlmShared[.]dll

Sharing

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General

Target

NtlmShared.dll
Size

32KB
MD5

df4c0bd5852de4821474004aa90b5304
SHA1

e0fe28292d29d29d93d472fdcd4b9bb19cae9ccc
SHA256

d0431328b6669672714bef83702801bafbbd670402abae25bad0346ea7405522
SHA512

9933b9f82020637b444d37e98a6e30d51af1695778fe31b0e8b19be27159932828750b1eaa7f962717f1e57e00b885a6d350892c3fed252d55f2c09f9bd3ae68
SSDEEP

768:s0WoQXTAUSJSq1vFYJtWgOqKwEhllj6tQ6pmrxtF0Jr1Pnr8pU6dr:s0WoQXTAUSJSqNFqtWg0wEZ6lyF0JBPi

Score

1^/10

Malware Config

Signatures

Files

NtlmShared.dll
.dll windows:10 windows x86 arch:x86

d105e7e305b6d9b626198a9e90ce35ab

Code Sign

33:00:00:01:bb:34:d5:ee:69:78:e6:94:db:00:00:00:00:01:bb
Certificate

Issuer

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

06/06/2018, 18:57

Not After

29/05/2019, 18:57

Subject

CN=Microsoft Windows,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:07:76:56:00:00:00:00:00:08
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

19/10/2011, 18:41

Not After

19/10/2026, 18:51

Subject

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

7e:cc:43:e0:07:18:26:f0:f9:0a:f1:bd:88:fc:67:ea:26:6d:ff:d8:ea:d1:38:32:ba:98:78:37:64:07:25:e2
Signer

Actual PE Digest

7e:cc:43:e0:07:18:26:f0:f9:0a:f1:bd:88:fc:67:ea:26:6d:ff:d8:ea:d1:38:32:ba:98:78:37:64:07:25:e2

Digest Algorithm

sha256

PE Digest Matches

true

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
IMAGE_FILE_DLL

PDB Paths

NtlmShared.pdb

Imports

api-ms-win-core-crt-l2-1-0

_initterm
_initterm_e

ntdll

EtwEventUnregister
RtlUpperChar
RtlCompareMemory
EtwEventRegister
RtlEqualUnicodeString
RtlDowncaseUnicodeString
EtwUnregisterTraceGuids
RtlUpcaseUnicodeString
RtlConvertSidToUnicodeString
NtQuerySystemTime
RtlNtStatusToDosError
EtwEventSetInformation
EtwGetTraceEnableFlags
RtlInitUnicodeString
EtwGetTraceLoggerHandle
EtwGetTraceEnableLevel
EtwRegisterTraceGuidsW
EtwTraceMessage
RtlFreeUnicodeString

bcrypt

BCryptFinishHash
BCryptCloseAlgorithmProvider
BCryptDestroyHash
BCryptHash
BCryptHashData
BCryptOpenAlgorithmProvider
BCryptDeriveKeyPBKDF2
BCryptCreateHash
BCryptGetProperty
BCryptGenerateSymmetricKey
BCryptDecrypt
BCryptDestroyKey

api-ms-win-core-libraryloader-l1-2-0

DisableThreadLibraryCalls
GetModuleFileNameW

api-ms-win-core-heap-l1-1-0

GetProcessHeap
HeapFree
HeapAlloc

api-ms-win-core-profile-l1-1-0

QueryPerformanceCounter

api-ms-win-core-processthreads-l1-1-0

TerminateProcess
GetCurrentProcessId
GetCurrentThreadId
GetCurrentProcess

api-ms-win-core-sysinfo-l1-1-0

GetTickCount
GetSystemTimeAsFileTime

api-ms-win-core-util-l1-1-0

EncodePointer
DecodePointer

api-ms-win-core-errorhandling-l1-1-0

UnhandledExceptionFilter
SetLastError
SetUnhandledExceptionFilter

cryptdll

PBKDF2

api-ms-win-core-heap-l2-1-0

LocalAlloc
LocalFree

api-ms-win-core-synch-l1-1-0

DeleteCriticalSection
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSection

api-ms-win-core-crt-l1-1-0

_except_handler4_common
memcpy
memcmp
memset

api-ms-win-core-delayload-l1-1-1

ResolveDelayLoadedAPI

api-ms-win-core-delayload-l1-1-0

DelayLoadFailureHook

Exports

Exports

MsvpCachePasswordsToCredential
MsvpCalculateNtlm2Challenge
MsvpCalculateNtlm2SessionKeys
MsvpCalculateNtlm3Owf
MsvpCompareCredentials
MsvpComputeSaltedHashedPassword
MsvpCredentialToCachePasswords
MsvpDecryptDpapiMasterKey
MsvpDeriveSecureCredKey
MsvpGMSACred
MsvpLm20GetNtlm3ChallengeResponse
MsvpLm3Response
MsvpLm3ValidateResponse
MsvpMakeSecretPasswordNT5
MsvpNtlm3Response
MsvpNtlm3ValidateResponse
MsvpPasswordValidate
MsvpPutClearOwfsInPrimaryCredential
MsvpUpdateSharedConfiguration
MsvpValidateSupplementalCreds
MsvpValidateSupplementalCredsBuffer
NtLmAlterRtlEqualUnicodeString
NtlmSharedAllocate
NtlmSharedAllocatePrivateHeap
NtlmSharedCleanup
NtlmSharedFree
NtlmSharedFreePrivateHeap
NtlmSharedInit

Sections

.text
Size: 16KB - Virtual size: 15KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 32B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 928B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

d105e7e305b6d9b626198a9e90ce35ab

Code Sign

33:00:00:01:bb:34:d5:ee:69:78:e6:94:db:00:00:00:00:01:bbCertificate

Extended Key Usages

61:07:76:56:00:00:00:00:00:08Certificate

Key Usages

7e:cc:43:e0:07:18:26:f0:f9:0a:f1:bd:88:fc:67:ea:26:6d:ff:d8:ea:d1:38:32:ba:98:78:37:64:07:25:e2Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

api-ms-win-core-crt-l2-1-0

ntdll

bcrypt

api-ms-win-core-libraryloader-l1-2-0

api-ms-win-core-heap-l1-1-0

api-ms-win-core-profile-l1-1-0

api-ms-win-core-processthreads-l1-1-0

api-ms-win-core-sysinfo-l1-1-0

api-ms-win-core-util-l1-1-0

api-ms-win-core-errorhandling-l1-1-0

cryptdll

api-ms-win-core-heap-l2-1-0

api-ms-win-core-synch-l1-1-0

api-ms-win-core-crt-l1-1-0

api-ms-win-core-delayload-l1-1-1

api-ms-win-core-delayload-l1-1-0

Exports

Exports

Sections

.text Size: 16KB - Virtual size: 15KB

.data Size: 512B - Virtual size: 1KB

.idata Size: 3KB - Virtual size: 2KB

.didat Size: 512B - Virtual size: 32B

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 1024B - Virtual size: 928B

33:00:00:01:bb:34:d5:ee:69:78:e6:94:db:00:00:00:00:01:bb
Certificate

61:07:76:56:00:00:00:00:00:08
Certificate

7e:cc:43:e0:07:18:26:f0:f9:0a:f1:bd:88:fc:67:ea:26:6d:ff:d8:ea:d1:38:32:ba:98:78:37:64:07:25:e2
Signer

.text
Size: 16KB - Virtual size: 15KB

.data
Size: 512B - Virtual size: 1KB

.idata
Size: 3KB - Virtual size: 2KB

.didat
Size: 512B - Virtual size: 32B

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 1024B - Virtual size: 928B