cryptsp[.]dll | Triage

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General

Target

cryptsp.dll
Size

79KB
MD5

8a04ba5260e3d6f8cee0247fd12a01e2
SHA1

64d1b3e53a99527910b3564b964f20085dfeb3be
SHA256

47aa6a5631cbbfa154202a5c64d296feefa519cd3e85dacd4fdc2a1b35604fe9
SHA512

f8474c6bd043437b0cff86322a4667fc28aadbcc5077745c8ee3d1a74ca059f9e9e583c20a052d35123f497e8b6af02930836712c3203d0a21938b851ba8b78b
SSDEEP

1536:wzqKsdq07gQbKBI/vijBEqQMPMHQCsodGD5iRsyfW1Tf9:wzqKss/LI/atgMPMHQCsod28Rsyfyf9

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
cryptsp.dll

Files

cryptsp.dll
.dll windows:6 windows x86 arch:x86

32631e139f8f8de2967f551852cf79fa

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

PDB Paths

cryptsp.pdb

Imports

ntdll

RtlFreeUnicodeString
RtlCreateUnicodeStringFromAsciiz
RtlAnsiStringToUnicodeString
RtlInitAnsiString
DbgPrint
RtlFreeAnsiString
RtlUnicodeStringToAnsiString
memcpy
atol
strcpy_s
memset
_chkstk
strcat_s
RtlUnwind
RtlNtStatusToDosError
NtQuerySystemInformation
NtSetInformationThread
NtQueryInformationThread
RtlInitUnicodeString
NtClose
RtlOpenCurrentUser
memmove

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

GetLastError
UnhandledExceptionFilter
SetUnhandledExceptionFilter
SetLastError

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

CreateFileW
CreateFileA
GetFileSize
ReadFile
GetFileAttributesExW

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

CloseHandle

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

GetProcessHeap
HeapAlloc
HeapFree

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

InterlockedIncrement
InterlockedDecrement

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

FindResourceExW
LoadLibraryExA
LoadLibraryExW
GetProcAddress
LoadResource
SizeofResource
GetModuleHandleA
DisableThreadLibraryCalls
FreeLibrary

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

RegCloseKey
RegQueryValueExA
RegEnumKeyExA
RegQueryInfoKeyA
RegOpenKeyExA
RegDeleteKeyExA
RegDeleteValueA
RegCreateKeyExA
RegQueryValueExW
RegOpenKeyExW
RegSetValueExA

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

LocalAlloc
LocalFree

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

ExpandEnvironmentStringsA
SearchPathW

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

TerminateProcess
GetCurrentThreadId
GetCurrentProcessId
GetCurrentProcess

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

QueryPerformanceCounter

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

GetSystemTimeAsFileTime
GetTickCount

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

EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSection
DeleteCriticalSection

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

CreateFileMappingW
MapViewOfFile
UnmapViewOfFile

Exports

Exports

CheckSignatureInFile
CryptAcquireContextA
CryptAcquireContextW
CryptContextAddRef
CryptCreateHash
CryptDecrypt
CryptDeriveKey
CryptDestroyHash
CryptDestroyKey
CryptDuplicateHash
CryptDuplicateKey
CryptEncrypt
CryptEnumProviderTypesA
CryptEnumProviderTypesW
CryptEnumProvidersA
CryptEnumProvidersW
CryptExportKey
CryptGenKey
CryptGenRandom
CryptGetDefaultProviderA
CryptGetDefaultProviderW
CryptGetHashParam
CryptGetKeyParam
CryptGetProvParam
CryptGetUserKey
CryptHashData
CryptHashSessionKey
CryptImportKey
CryptReleaseContext
CryptSetHashParam
CryptSetKeyParam
CryptSetProvParam
CryptSetProviderA
CryptSetProviderExA
CryptSetProviderExW
CryptSetProviderW
CryptSignHashA
CryptSignHashW
CryptVerifySignatureA
CryptVerifySignatureW
SystemFunction035

Sections

.text
Size: 73KB - 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

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

32631e139f8f8de2967f551852cf79fa

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

ntdll

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Exports

Exports

Sections

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

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

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

.reloc Size: 2KB - Virtual size: 1KB

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

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

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

.reloc
Size: 2KB - Virtual size: 1KB