adsmsext[.]dll

Sharing

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General

Target

adsmsext.dll
Size

87KB
MD5

7fd776f8921855a8edf0714ffbd12f36
SHA1

bf439e2ce5a9d5145981179e95bfeba4061adb4c
SHA256

a05140d8711e234d83962cbb78c341b8d2cf16fbf311f4277ca7ddb8480d98e7
SHA512

291a855cb0b9ef15e6cd7eacc88644547a0f0a1e549ad7718d4b84a0c4a9468fde19ec155454f824e9cb032d4bc4a3c6c710eb9465b3ecaa385a5664622ecb80
SSDEEP

1536:kAV3dxYF4iqYXNWQhuncE7f+Nzl9YaKbxa:H3dmF4O9WQ4yNjYXF

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
adsmsext.dll

Files

adsmsext.dll
.dll windows:6 windows x86 arch:x86

413f981515b2918ffaca254f6bc8a15f

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

adsmsext.pdb

Imports

msvcrt

memcpy
memcmp
_except_handler4_common
_initterm
malloc
free
_amsg_exit
_XcptFilter
swscanf_s
_wcsnicmp
swprintf_s
wcstok
wcschr
_wcsicmp
wcscpy_s
wcscat_s
_purecall
memset

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

UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetLastError

api-ms-win-core-file-l1-2-1

FileTimeToLocalFileTime
LocalFileTimeToFileTime

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

CloseHandle

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

FreeLibrary
GetProcAddress
DisableThreadLibraryCalls

api-ms-win-core-processthreads-l1-1-2

GetCurrentProcessId
GetCurrentThreadId
GetCurrentProcess
TerminateProcess

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

QueryPerformanceCounter

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

CompareStringOrdinal

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

InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
Sleep
DeleteCriticalSection

api-ms-win-core-sysinfo-l1-2-1

GetSystemDirectoryW
GetSystemTime
GetSystemTimeAsFileTime
GetTickCount

api-ms-win-security-base-l1-2-0

RevertToSelf
ImpersonateLoggedOnUser

advapi32

LogonUserW

activeds

ord16
ord7
ord9
ord18
ord17
ord15
ord14

adsldpc

LdapCrackUserDNtoNTLMUser2
GetDefaultServer
BuildLDAPPathFromADsPath2
ReadServerSupportsIsADAMControl
ReadServerSupportsIsADControl
ADSIPrint
LdapOpenObject
LdapModifyS
LdapCloseObject
LdapReadAttributeFast
FreeObjectInfo
BuildADsPathFromLDAPPath
ChangeSeparator
LdapCompareExt
ADsObject
LdapGetSyntaxOfAttributeOnServer
LdapValueFree

wldap32

ord12

ole32

CoCreateInstance

winspool.drv

GetPrinterW
ClosePrinter
SetPrinterW
OpenPrinterW

oleaut32

CreateErrorInfo
DosDateTimeToVariantTime
SysAllocString
LoadRegTypeLi
DispInvoke
SetErrorInfo
DispGetIDsOfNames
VariantCopy
SystemTimeToVariantTime
VariantTimeToSystemTime
SafeArrayDestroy
SafeArrayPutElement
SafeArrayCreate
SysFreeString
SafeArrayGetElement
SafeArrayGetUBound
SafeArrayGetLBound
VariantInit
VariantClear
VariantTimeToDosDateTime

samcli

NetUserSetInfo
NetUserChangePassword

kernel32

FormatMessageW
SystemTimeToTzSpecificLocalTime
LocalAlloc
LocalFree
FileTimeToSystemTime
SystemTimeToFileTime
LoadLibraryW
DelayLoadFailureHook
ResolveDelayLoadedAPI
RaiseException
DosDateTimeToFileTime
FileTimeToDosDateTime

ntdll

RtlInitString
RtlInitUnicodeString

sspicli

LsaLookupAuthenticationPackage
LsaFreeReturnBuffer
LsaDeregisterLogonProcess
LsaConnectUntrusted
LsaCallAuthenticationPackage

Exports

Exports

DllCanUnloadNow
DllGetClassObject

Sections

.text
Size: 74KB - Virtual size: 73KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 12B

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: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

413f981515b2918ffaca254f6bc8a15f

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

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

api-ms-win-core-file-l1-2-1

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

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

api-ms-win-core-processthreads-l1-1-2

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

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

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

api-ms-win-core-sysinfo-l1-2-1

api-ms-win-security-base-l1-2-0

advapi32

activeds

adsldpc

wldap32

ole32

winspool.drv

oleaut32

samcli

kernel32

ntdll

sspicli

Exports

Exports

Sections

.text Size: 74KB - Virtual size: 73KB

.data Size: 1024B - Virtual size: 1KB

.idata Size: 4KB - Virtual size: 3KB

.didat Size: 512B - Virtual size: 12B

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

.reloc Size: 5KB - Virtual size: 5KB

.text
Size: 74KB - Virtual size: 73KB

.data
Size: 1024B - Virtual size: 1KB

.idata
Size: 4KB - Virtual size: 3KB

.didat
Size: 512B - Virtual size: 12B

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

.reloc
Size: 5KB - Virtual size: 5KB