basecsp[.]dll | Triage

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General

Target

basecsp.dll
Size

141KB
MD5

b47cd1b9551da3de9166d6dd17e6fd82
SHA1

515c739e3d9eef93db038f14ea1265fa6edfb359
SHA256

772b7bf12d9d27e2f9d13098c40a562d6f59ae5a4ccdeb6b211091530e6baa98
SHA512

8b4f8b44f743377124a89a234d272d5a14ef7ead3dde3f67a693309b1f33980689681eae76897b1ec381f99994113a4788c83d1faf63c3a1732ce4fa518aab31
SSDEEP

3072:pYa3coTUrdb0y9BjcCm+q1ti8DMrhH8CAnz0ys:pYa3cOmjUi8DihH8CAnzBs

Score

1^/10

Malware Config

Signatures

Files

basecsp.dll
.dll regsvr32 windows:6 windows x86 arch:x86

5a7a35f701f6830e1677f950059f66ad

Code Sign

61:03:dc:f6:00:00:00:00:00:0c
Certificate

Issuer

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

25/07/2008, 19:12

Not After

25/07/2011, 19:22

Subject

CN=Microsoft Time-Stamp Service,OU=MOPR+OU=nCipher DSE ESN:159C-A3F7-2570,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

61:15:23:0f:00:00:00:00:00:0a
Certificate

Issuer

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

Not Before

07/12/2009, 21:57

Not After

07/03/2011, 21:57

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

61:16:68:34:00:00:00:00:00:1c
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

03/04/2007, 12:53

Not After

03/04/2021, 13:03

Subject

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

61:07:02:dc:00:00:00:00:00:0b
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

15/09/2005, 21:55

Not After

15/03/2016, 22:05

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment
KeyUsageCertSign
KeyUsageCRLSign

bb:99:31:90:c9:f3:60:ad:97:ae:3f:e0:db:dc:3d:dd:0b:1c:13:a9
Signer

Actual PE Digest

bb:99:31:90:c9:f3:60:ad:97:ae:3f:e0:db:dc:3d:dd:0b:1c:13:a9

Digest Algorithm

sha1

PE Digest Matches

true

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

basecsp.pdb

Imports

msvcrt

memcpy
wcschr
wcsncmp
_vsnwprintf
_ftol2
_vsnprintf
time
_except_handler4_common
_amsg_exit
_initterm
free
malloc
_XcptFilter
memset

ntdll

EtwGetTraceEnableFlags
EtwGetTraceEnableLevel
EtwGetTraceLoggerHandle
EtwRegisterTraceGuidsW
EtwUnregisterTraceGuids
RtlFreeAnsiString
RtlNtStatusToDosError
RtlUnicodeStringToAnsiString
RtlInitUnicodeString
RtlFreeHeap
RtlAllocateHeap
RtlImageNtHeader
RtlFreeUnicodeString
RtlAnsiStringToUnicodeString
RtlInitAnsiString
EtwTraceMessage

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

SetUnhandledExceptionFilter
SetLastError
UnhandledExceptionFilter
GetLastError

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

InterlockedExchange
InterlockedCompareExchange

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

FreeLibrary
LoadStringW
GetProcAddress
LoadLibraryExA
DisableThreadLibraryCalls
GetModuleFileNameW

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

RegSetValueExA
RegCloseKey
RegQueryValueExW
RegOpenKeyExW
RegSetValueExW
RegCreateKeyExW

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

lstrlenA
Sleep
lstrlenW

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

GetCurrentProcessId
GetCurrentThreadId
GetCurrentProcess
OpenProcessToken
OpenThreadToken
TerminateProcess

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

QueryPerformanceCounter

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

WideCharToMultiByte

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

GetSystemTimeAsFileTime
GetTickCount

rpcrt4

UuidCreate
UuidToStringW
RpcStringFreeW

kernel32

LocaleNameToLCID
GetSystemDefaultLCID
GetUserDefaultLCID
GetThreadLocale
GetVersion
VirtualQuery
DelayLoadFailureHook
DeleteCriticalSection
InitializeCriticalSection
LeaveCriticalSection
EnterCriticalSection
HeapAlloc
GetProcessHeap
HeapFree
MultiByteToWideChar
LoadLibraryW
CloseHandle
GetCurrentThread
RegGetValueW
TryEnterCriticalSection
LoadLibraryExW
SetThreadpoolTimer
WaitForThreadpoolTimerCallbacks
IsThreadpoolTimerSet
CreateThreadpoolTimer
CloseThreadpoolCleanupGroup
CloseThreadpoolCleanupGroupMembers
CreateThreadpoolCleanupGroup
HeapReAlloc
VirtualProtect
VirtualAlloc
GetModuleHandleW
GetSystemInfo

api-ms-win-security-base-l1-1-0

GetTokenInformation

Exports

Exports

CPAcquireContext
CPAcquireContextW
CPCreateHash
CPDecrypt
CPDeriveKey
CPDestroyHash
CPDestroyKey
CPDuplicateHash
CPDuplicateKey
CPEncrypt
CPExportKey
CPGenKey
CPGenRandom
CPGetHashParam
CPGetKeyParam
CPGetProvParam
CPGetUserKey
CPHashData
CPHashSessionKey
CPImportKey
CPReleaseContext
CPSetHashParam
CPSetKeyParam
CPSetProvParam
CPSignHash
CPVerifySignature
DllRegisterServer
DllUnregisterServer

Sections

.text
Size: 104KB - Virtual size: 103KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 22KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5a7a35f701f6830e1677f950059f66ad

Code Sign

61:03:dc:f6:00:00:00:00:00:0cCertificate

Extended Key Usages

Key Usages

61:15:23:0f:00:00:00:00:00:0aCertificate

Extended Key Usages

Key Usages

61:16:68:34:00:00:00:00:00:1cCertificate

Extended Key Usages

Key Usages

61:07:02:dc:00:00:00:00:00:0bCertificate

Extended Key Usages

Key Usages

bb:99:31:90:c9:f3:60:ad:97:ae:3f:e0:db:dc:3d:dd:0b:1c:13:a9Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

ntdll

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

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

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

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

rpcrt4

kernel32

api-ms-win-security-base-l1-1-0

Exports

Exports

Sections

.text Size: 104KB - Virtual size: 103KB

.data Size: 3KB - Virtual size: 3KB

.rsrc Size: 22KB - Virtual size: 21KB

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

61:03:dc:f6:00:00:00:00:00:0c
Certificate

61:15:23:0f:00:00:00:00:00:0a
Certificate

61:16:68:34:00:00:00:00:00:1c
Certificate

61:07:02:dc:00:00:00:00:00:0b
Certificate

bb:99:31:90:c9:f3:60:ad:97:ae:3f:e0:db:dc:3d:dd:0b:1c:13:a9
Signer

.text
Size: 104KB - Virtual size: 103KB

.data
Size: 3KB - Virtual size: 3KB

.rsrc
Size: 22KB - Virtual size: 21KB

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