Behavioral task
behavioral1
Sample
23651899f5f658ec41da7bac6b4f975db62e46d1253c6042db44baaec253fd3b.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
23651899f5f658ec41da7bac6b4f975db62e46d1253c6042db44baaec253fd3b.exe
Resource
win10v2004-20230703-en
General
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Target
23651899f5f658ec41da7bac6b4f975db62e46d1253c6042db44baaec253fd3b
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Size
1.4MB
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MD5
ab3b66973f370b5ba23814d9f4951eca
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SHA1
daf312e9f38d93e33e2b7f652abfbabd96a05e12
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SHA256
23651899f5f658ec41da7bac6b4f975db62e46d1253c6042db44baaec253fd3b
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SHA512
1069d9943123880bb030337b6006247f7ff074f8f93c052a016560c7881f794d0d948e98b7a00c99befb21334ebebd6a3d3388b1952681243e12a3f8b0a5605c
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SSDEEP
24576:XOqU74rtBUjvi4lHXD4ygB9tj4kxyCHTDlh/r:+EGv89tjFyCHT5
Malware Config
Signatures
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Mimikatz family
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mimikatz is an open source tool to dump credentials on Windows 1 IoCs
resource yara_rule sample mimikatz -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 23651899f5f658ec41da7bac6b4f975db62e46d1253c6042db44baaec253fd3b
Files
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23651899f5f658ec41da7bac6b4f975db62e46d1253c6042db44baaec253fd3b.exe windows x64
6276365812b9e48637d59389fd75d58d
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
advapi32
CryptReleaseContext
CryptGenKey
CryptGetProvParam
CryptGetHashParam
CryptImportKey
CryptSetKeyParam
CryptDestroyHash
CryptSetHashParam
CryptHashData
CryptCreateHash
CryptExportKey
CryptDecrypt
SystemFunction007
CryptDuplicateKey
CryptEncrypt
CryptAcquireContextW
CryptGetKeyParam
CryptAcquireContextA
CryptDestroyKey
GetLengthSid
CopySid
LsaClose
LsaOpenPolicy
LsaQueryInformationPolicy
CreateWellKnownSid
CreateProcessAsUserW
CreateProcessWithLogonW
RegQueryValueExW
RegEnumValueW
RegOpenKeyExW
RegSetValueExW
RegEnumKeyExW
RegQueryInfoKeyW
RegCloseKey
SystemFunction032
ConvertSidToStringSidW
SystemFunction033
QueryServiceObjectSecurity
QueryServiceStatusEx
BuildSecurityDescriptorW
OpenServiceW
StartServiceW
FreeSid
ControlService
SetServiceObjectSecurity
DeleteService
AllocateAndInitializeSid
OpenSCManagerW
CloseServiceHandle
CreateServiceW
IsTextUnicode
GetTokenInformation
LookupAccountNameW
LookupAccountSidW
DuplicateTokenEx
CheckTokenMembership
OpenProcessToken
CryptSetProvParam
CryptEnumProvidersW
ConvertStringSidToSidW
LsaFreeMemory
IsValidSid
GetSidSubAuthority
GetSidSubAuthorityCount
SetThreadToken
SystemFunction006
CryptEnumProviderTypesW
CryptGetUserKey
OpenEventLogW
ClearEventLogW
GetNumberOfEventLogRecords
CryptSignHashW
LsaRetrievePrivateData
LsaOpenSecret
LsaQueryTrustedDomainInfoByName
CryptDeriveKey
LsaQuerySecret
SystemFunction001
SystemFunction005
LsaSetSecret
LsaEnumerateTrustedDomainsEx
SystemFunction023
LookupPrivilegeValueW
StartServiceCtrlDispatcherW
RegisterServiceCtrlHandlerW
SetServiceStatus
OpenThreadToken
LookupPrivilegeNameW
EqualSid
CredFree
CredEnumerateW
ConvertStringSecurityDescriptorToSecurityDescriptorW
SystemFunction027
SystemFunction026
CredUnmarshalCredentialW
CredIsMarshaledCredentialW
A_SHAUpdate
A_SHAInit
A_SHAFinal
cabinet
ord14
ord10
ord13
ord11
crypt32
CertGetNameStringW
CryptQueryObject
CertEnumCertificatesInStore
CertAddCertificateContextToStore
CertEnumSystemStore
CertAddEncodedCertificateToStore
CertFreeCertificateContext
CertCloseStore
PFXExportCertStoreEx
CertSetCertificateContextProperty
CertOpenStore
CryptUnprotectData
CryptBinaryToStringW
CryptStringToBinaryA
CryptBinaryToStringA
CryptStringToBinaryW
CryptAcquireCertificatePrivateKey
CryptExportPublicKeyInfo
CryptFindOIDInfo
CryptSignAndEncodeCertificate
CertNameToStrW
CryptEncodeObject
CertFindCertificateInStore
CertGetCertificateContextProperty
CryptProtectData
CryptDecodeObjectEx
cryptdll
CDGenerateRandomBits
MD5Init
MD5Update
CDLocateCheckSum
MD5Final
CDLocateCSystem
dnsapi
DnsQuery_A
DnsFree
fltlib
FilterFindFirst
FilterFindNext
netapi32
NetShareEnum
NetWkstaUserEnum
NetApiBufferFree
DsGetDcNameW
DsEnumerateDomainTrustsW
NetServerGetInfo
NetRemoteTOD
NetSessionEnum
NetStatisticsGet
I_NetServerAuthenticate2
I_NetServerReqChallenge
I_NetServerTrustPasswordsGet
ole32
CoTaskMemFree
CoInitializeEx
CoUninitialize
CoCreateInstance
oleaut32
VariantInit
SysFreeString
SysAllocString
rpcrt4
NdrServerCall2
UuidCreate
RpcEpResolveBinding
RpcBindingSetAuthInfoW
RpcMgmtEpEltInqBegin
RpcMgmtEpEltInqDone
RpcMgmtEpEltInqNextW
I_RpcBindingInqSecurityContext
RpcBindingInqAuthClientW
RpcBindingSetOption
RpcBindingFromStringBindingW
RpcStringBindingComposeW
RpcBindingSetAuthInfoExW
RpcStringFreeW
MesHandleFree
RpcImpersonateClient
RpcRevertToSelf
MesEncodeIncrementalHandleCreate
MesDecodeIncrementalHandleCreate
RpcBindingFree
MesIncrementalHandleReset
NdrMesTypeEncode2
NdrClientCall2
NdrMesTypeDecode2
NdrMesTypeFree2
NdrMesTypeAlignSize2
RpcBindingVectorFree
RpcServerUseProtseqEpW
RpcServerUnregisterIfEx
RpcBindingToStringBindingW
UuidToStringW
RpcServerRegisterIf2
RpcMgmtWaitServerListen
RpcServerListen
RpcServerRegisterAuthInfoW
RpcEpUnregister
RpcEpRegisterW
RpcServerInqBindings
RpcMgmtStopServerListening
I_RpcGetCurrentCallHandle
shlwapi
PathCombineW
PathCanonicalizeW
PathIsRelativeW
PathFindFileNameW
PathIsDirectoryW
samlib
SamFreeMemory
SamLookupDomainInSamServer
SamCloseHandle
SamConnect
SamLookupIdsInDomain
SamiChangePasswordUser
SamOpenUser
SamSetInformationUser
SamOpenGroup
SamEnumerateDomainsInSamServer
SamRidToSid
SamOpenAlias
SamGetAliasMembership
SamEnumerateGroupsInDomain
SamGetMembersInGroup
SamGetMembersInAlias
SamGetGroupsForUser
SamOpenDomain
SamLookupNamesInDomain
SamEnumerateUsersInDomain
SamEnumerateAliasesInDomain
SamQueryInformationUser
secur32
LsaFreeReturnBuffer
FreeContextBuffer
LsaCallAuthenticationPackage
LsaDeregisterLogonProcess
LsaConnectUntrusted
DeleteSecurityContext
AcquireCredentialsHandleW
InitializeSecurityContextW
FreeCredentialsHandle
LsaLookupAuthenticationPackage
EnumerateSecurityPackagesW
QueryContextAttributesW
shell32
CommandLineToArgvW
user32
IsCharAlphaNumericW
UnregisterClassW
GetKeyboardLayout
GetClipboardData
GetClipboardSequenceNumber
TranslateMessage
EnumClipboardFormats
CloseClipboard
ChangeClipboardChain
DispatchMessageW
OpenClipboard
RegisterClassExW
SendMessageW
GetMessageW
DefWindowProcW
PostMessageW
DestroyWindow
SetClipboardViewer
CreateWindowExW
userenv
DestroyEnvironmentBlock
CreateEnvironmentBlock
version
GetFileVersionInfoSizeW
VerQueryValueW
GetFileVersionInfoW
hid
HidD_GetFeature
HidD_GetAttributes
HidP_GetCaps
HidD_GetPreparsedData
HidD_FreePreparsedData
HidD_GetHidGuid
HidD_SetFeature
setupapi
SetupDiDestroyDeviceInfoList
SetupDiGetDeviceInterfaceDetailW
SetupDiGetClassDevsW
SetupDiEnumDeviceInterfaces
winscard
SCardDisconnect
SCardConnectW
SCardControl
SCardGetCardTypeProviderNameW
SCardListCardsW
SCardReleaseContext
SCardEstablishContext
SCardGetAttrib
SCardFreeMemory
SCardTransmit
SCardListReadersW
winsta
WinStationEnumerateW
WinStationConnectW
WinStationFreeMemory
WinStationCloseServer
WinStationQueryInformationW
WinStationOpenServerW
wldap32
ord140
ord208
ord73
ord13
ord36
ord79
ord41
ord142
ord77
ord145
ord54
ord301
ord304
ord309
ord167
ord133
ord127
ord26
ord27
ord147
ord157
ord224
ord203
ord88
ord14
ord97
ord122
ord139
ord12
ord69
ord96
ord223
ord113
ord310
msasn1
ASN1_CloseModule
ASN1_FreeEncoded
ASN1BERDotVal2Eoid
ASN1_CreateModule
ASN1_CloseEncoder
ASN1_CreateEncoder
ASN1_CreateDecoder
ASN1_CloseDecoder
ntdll
NtQuerySystemInformation
NtQueryInformationProcess
NtQueryObject
RtlInitUnicodeString
RtlEqualUnicodeString
RtlDowncaseUnicodeString
RtlFreeUnicodeString
RtlUnicodeStringToAnsiString
RtlFreeAnsiString
RtlGetCurrentPeb
RtlCreateUserThread
RtlGUIDFromString
RtlStringFromGUID
NtCompareTokens
RtlGetNtVersionNumbers
RtlEqualString
RtlAppendUnicodeStringToString
RtlUpcaseUnicodeString
RtlAnsiStringToUnicodeString
RtlFreeOemString
RtlUpcaseUnicodeStringToOemString
NtResumeProcess
RtlAdjustPrivilege
NtTerminateProcess
NtSuspendProcess
NtSetSystemEnvironmentValueEx
NtQuerySystemEnvironmentValueEx
NtEnumerateSystemEnvironmentValuesEx
RtlIpv4AddressToStringW
RtlIpv6AddressToStringW
RtlGetCompressionWorkSpaceSize
RtlCompressBuffer
kernel32
IsValidCodePage
FindFirstFileExW
SetStdHandle
GetConsoleMode
LCMapStringW
CompareStringW
FlsFree
FlsSetValue
FlsGetValue
FlsAlloc
GetFileType
GetModuleHandleExW
TerminateProcess
GetModuleFileNameW
GetCommandLineW
GetCommandLineA
RtlUnwind
RtlPcToFileHeader
EncodePointer
LoadLibraryExW
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSectionAndSpinCount
RtlUnwindEx
IsProcessorFeaturePresent
GetStartupInfoW
SetUnhandledExceptionFilter
UnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
InitializeSListHead
GetCurrentThreadId
LoadLibraryExA
SetFilePointerEx
GetProcessId
GetComputerNameW
ProcessIdToSessionId
GetCurrentThread
SetConsoleCursorPosition
SetCurrentDirectoryW
FillConsoleOutputCharacterW
GetTimeZoneInformation
GetSystemDirectoryW
GetStdHandle
GetConsoleScreenBufferInfo
SetEvent
CreateEventW
DeleteCriticalSection
InitializeCriticalSection
LeaveCriticalSection
EnterCriticalSection
CreatePipe
SetHandleInformation
GlobalSize
SetFileAttributesW
GetACP
ExitProcess
RaiseException
ExitThread
SetConsoleCtrlHandler
GetTickCount
QueryPerformanceCounter
FormatMessageA
GetSystemTime
GetProcessHeap
GetCurrentProcessId
GetFileSize
LockFileEx
UnlockFile
HeapDestroy
HeapCompact
HeapAlloc
GetSystemInfo
HeapReAlloc
DeleteFileW
WaitForSingleObjectEx
LoadLibraryA
FlushViewOfFile
OutputDebugStringW
GetFileAttributesExW
GetFileAttributesA
GetDiskFreeSpaceA
FormatMessageW
MultiByteToWideChar
HeapSize
HeapValidate
CreateMutexW
GetTempPathW
UnlockFileEx
SetEndOfFile
GetFullPathNameA
LockFile
OutputDebugStringA
GetDiskFreeSpaceW
GetFullPathNameW
HeapFree
HeapCreate
AreFileApisANSI
GetDateFormatW
GetSystemTimeAsFileTime
WideCharToMultiByte
SystemTimeToFileTime
GetTimeFormatW
lstrlenA
ClearCommError
PurgeComm
CreateRemoteThread
WaitForSingleObject
SetLastError
CreateProcessW
SetConsoleOutputCP
GetConsoleOutputCP
MapViewOfFile
CreateFileMappingW
UnmapViewOfFile
ReadConsoleW
GetStringTypeW
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCPInfo
SetConsoleTitleW
GetOEMCP
VirtualQueryEx
VirtualQuery
VirtualFreeEx
ReadProcessMemory
VirtualAllocEx
VirtualProtectEx
VirtualAlloc
VirtualFree
VirtualProtect
WriteConsoleW
WriteProcessMemory
GetComputerNameExW
DeviceIoControl
OpenProcess
DuplicateHandle
GetCurrentProcess
FlushFileBuffers
GetCurrentDirectoryW
GetFileAttributesW
FindClose
ExpandEnvironmentStringsW
FindNextFileW
GetFileSizeEx
FindFirstFileW
lstrlenW
FreeLibrary
GetModuleHandleW
GetProcAddress
LoadLibraryW
FileTimeToDosDateTime
GetTempFileNameA
FileTimeToLocalFileTime
DeleteFileA
CreateFileA
GetTempPathA
GetFileInformationByHandle
GetCurrentDirectoryA
SetFilePointer
LocalFree
CreateThread
CloseHandle
TerminateThread
GetLastError
Sleep
CreateFileW
LocalAlloc
WriteFile
ReadFile
FileTimeToSystemTime
Sections
.text Size: 910KB - Virtual size: 909KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 431KB - Virtual size: 430KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 25KB - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 31KB - Virtual size: 30KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 348B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 17KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 8KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ