554b9c274ac8e4436944bd3908acd251f42fb372e0c7c678214a7efa47f7fdb4

Sharing

Copy URL Twitter E-mail

General

Target
554b9c274ac8e4436944bd3908acd251f42fb372e0c7c678214a7efa47f7fdb4
Size 864KB
Sample260822-wb98ysstat
SHA256 554b9c274ac8e4436944bd3908acd251f42fb372e0c7c678214a7efa47f7fdb4
MD5 cebcbf5518672b182f3104fcd7ec1c33
SHA1 f1070ae5809ca6cff9d9ddecbb51daa363272113
SHA512 a10eea118f3c5a369eacfec887eca4ce905ea89d56a807ee92dd0c14e8a74efb726b9ffb4e35a77eced5d257f787fd9987ab78e4c4f331c765f7b6fbcc865042
SSDEEP 6144:FCwklXTHmqJ+QUBF2XlWE87tNbgSHXnRHxu3mDWS+HKL4H08T+vPapL210o5C+7T:0waS+ONjPal2WoafiEvCiicZ8WlYtS
TLSH
T1C415D81163EA5619F6FB1BB069FCA5299E3ABD315B72C9CF4210519D0AB0FE09934333
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
554b9c274ac8e4436944bd3908acd251f42fb372e0c7c678214a7efa47f7fdb4

File Explorer

554b9c274ac8e4436944bd3908acd251f42fb372e0c7c678214a7efa47f7fdb4

.dll 864KB

554b9c274ac8e4436944bd3908acd251f42fb372e0c7c678214a7efa47f7fdb4

IMPHASH 77686b5d246faefbd513d387f477570c
SHA256 554b9c274ac8e4436944bd3908acd251f42fb372e0c7c678214a7efa47f7fdb4
MD5 cebcbf5518672b182f3104fcd7ec1c33
SHA1 f1070ae5809ca6cff9d9ddecbb51daa363272113
SHA512 a10eea118f3c5a369eacfec887eca4ce905ea89d56a807ee92dd0c14e8a74efb726b9ffb4e35a77eced5d257f787fd9987ab78e4c4f331c765f7b6fbcc865042
SSDEEP 6144:FCwklXTHmqJ+QUBF2XlWE87tNbgSHXnRHxu3mDWS+HKL4H08T+vPapL210o5C+7T:0waS+ONjPal2WoafiEvCiicZ8WlYtS
TLSH
T1C415D81163EA5619F6FB1BB069FCA5299E3ABD315B72C9CF4210519D0AB0FE09934333
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

338544

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL

PDB paths

user32

CharNextA LoadStringW wsprintfW

advapi32

CryptAcquireContextA CryptAcquireContextW CryptContextAddRef CryptCreateHash CryptDecrypt CryptDeriveKey CryptDestroyHash CryptDestroyKey CryptEncrypt CryptEnumProvidersW CryptExportKey CryptGenKey CryptGenRandom CryptGetHashParam CryptGetKeyParam CryptGetProvParam CryptGetUserKey CryptHashData CryptImportKey CryptReleaseContext CryptSetProvParam CryptSignHashW CryptVerifySignatureW GetUserNameA RegCloseKey RegCreateKeyA RegCreateKeyExA RegCreateKeyExW RegCreateKeyW RegDeleteKeyA RegDeleteKeyW RegDeleteTreeW RegDeleteValueW RegEnumKeyA RegEnumKeyExW RegNotifyChangeKeyValue RegOpenKeyA RegOpenKeyExA RegOpenKeyExW RegQueryValueExA RegQueryValueExW RegRenameKey RegSetValueExA RegSetValueExW

bcrypt

BCryptCloseAlgorithmProvider BCryptCreateHash BCryptDestroyHash BCryptDestroyKey BCryptFinishHash BCryptGetProperty BCryptHashData BCryptImportKeyPair BCryptOpenAlgorithmProvider BCryptVerifySignature

ucrtbase

__acrt_iob_func __stdio_common_vsprintf __stdio_common_vsscanf __stdio_common_vswprintf _assert _strdup _stricmp _strnicmp _wcsicmp _wcslwr _wcsnicmp free fwrite getenv isspace iswspace malloc memchr memcmp memcpy memmove memset qsort realloc strchr strcmp strcpy strcspn strlen strncmp strstr strtol towlower wcschr wcscmp wcscpy wcslen wcsncmp wcsrchr wcsstr

kernel32

CloseHandle CompareFileTime CreateEventW CreateFileA CreateFileW CreateSemaphoreW DelayLoadFailureHook DeleteCriticalSection DisableThreadLibraryCalls DuplicateHandle EnterCriticalSection FileTimeToSystemTime FreeLibrary GetDateFormatA GetFileSize GetLocaleInfoA GetModuleHandleW GetProcAddress GetSystemTimeAsFileTime GetTempFileNameW GetTempPathW GetTickCount HeapAlloc HeapReAlloc InitializeCriticalSectionEx IsBadStringPtrA IsBadStringPtrW LeaveCriticalSection LoadLibraryW LocalAlloc LocalFree MultiByteToWideChar RaiseException ReadFile ReleaseSemaphore ResolveDelayLoadedAPI RtlUnwind SetFilePointer SetFilePointerEx SystemTimeToFileTime TlsAlloc TlsFree TlsGetValue TlsSetValue WaitForSingleObject WideCharToMultiByte WriteFile lstrcmpA lstrcmpiW

ntdll

LdrGetDllHandle NtQueryVirtualMemory RtlFindExportedRoutineByName RtlNtStatusToDosError _vsnprintf

CertAddCRLContextToStore CertAddCTLContextToStore CertAddCertificateContextToStore CertAddCertificateLinkToStore CertAddEncodedCRLToStore CertAddEncodedCTLToStore CertAddEncodedCertificateToStore CertAddEncodedCertificateToSystemStoreA CertAddEncodedCertificateToSystemStoreW CertAddEnhancedKeyUsageIdentifier CertAddSerializedElementToStore CertAddStoreToCollection CertAlgIdToOID CertCloseStore CertCompareCertificate CertCompareCertificateName CertCompareIntegerBlob CertComparePublicKeyInfo CertControlStore CertCreateCRLContext CertCreateCTLContext CertCreateCertificateChainEngine CertCreateCertificateContext CertCreateContext CertCreateSelfSignCertificate CertDeleteCRLFromStore CertDeleteCTLFromStore CertDeleteCertificateFromStore CertDuplicateCRLContext CertDuplicateCTLContext CertDuplicateCertificateChain CertDuplicateCertificateContext CertDuplicateStore CertEnumCRLContextProperties CertEnumCRLsInStore CertEnumCTLContextProperties CertEnumCTLsInStore CertEnumCertificateContextProperties CertEnumCertificatesInStore CertEnumPhysicalStore CertEnumSystemStore CertFindAttribute CertFindCRLInStore CertFindCTLInStore CertFindCertificateInCRL CertFindCertificateInStore CertFindChainInStore CertFindExtension CertFindRDNAttr CertFindSubjectInCTL CertFreeCRLContext CertFreeCTLContext CertFreeCertificateChain CertFreeCertificateChainEngine CertFreeCertificateContext CertGetCRLContextProperty CertGetCRLFromStore CertGetCTLContextProperty CertGetCertificateChain CertGetCertificateContextProperty CertGetEnhancedKeyUsage CertGetIntendedKeyUsage CertGetIssuerCertificateFromStore CertGetNameStringA CertGetNameStringW CertGetPublicKeyLength CertGetStoreProperty CertGetSubjectCertificateFromStore CertGetValidUsages CertIsRDNAttrsInCertificateName CertIsValidCRLForCertificate CertNameToStrA CertNameToStrW CertOIDToAlgId CertOpenStore CertOpenSystemStoreA CertOpenSystemStoreW CertRDNValueToStrA CertRDNValueToStrW CertRegisterPhysicalStore CertRegisterSystemStore CertRemoveEnhancedKeyUsageIdentifier CertRemoveStoreFromCollection CertSaveStore CertSerializeCRLStoreElement CertSerializeCTLStoreElement CertSerializeCertificateStoreElement CertSetCRLContextProperty CertSetCTLContextProperty CertSetCertificateContextProperty CertSetEnhancedKeyUsage CertSetStoreProperty CertStrToNameA CertStrToNameW CertUnregisterPhysicalStore CertUnregisterSystemStore CertVerifyCRLRevocation CertVerifyCRLTimeValidity CertVerifyCTLUsage CertVerifyCertificateChainPolicy CertVerifyRevocation CertVerifySubjectCertificateContext CertVerifyTimeValidity CertVerifyValidityNesting CreateFileU CryptAcquireCertificatePrivateKey CryptAcquireContextU CryptBinaryToStringA CryptBinaryToStringW CryptCloseAsyncHandle CryptCreateAsyncHandle CryptDecodeMessage CryptDecodeObject CryptDecodeObjectEx CryptDecryptAndVerifyMessageSignature CryptDecryptMessage CryptEncodeObject CryptEncodeObjectEx CryptEncryptMessage CryptEnumOIDFunction CryptEnumOIDInfo CryptEnumProvidersU CryptExportPKCS8 CryptExportPublicKeyInfo CryptExportPublicKeyInfoEx CryptFindCertificateKeyProvInfo CryptFindLocalizedName CryptFindOIDInfo CryptFormatObject CryptFreeOIDFunctionAddress CryptGetAsyncParam CryptGetDefaultOIDDllList CryptGetDefaultOIDFunctionAddress CryptGetMessageCertificates CryptGetMessageSignerCount CryptGetOIDFunctionAddress CryptGetOIDFunctionValue CryptHashCertificate CryptHashCertificate2 CryptHashMessage CryptHashPublicKeyInfo CryptHashToBeSigned CryptImportPKCS8 CryptImportPublicKeyInfo CryptImportPublicKeyInfoEx CryptImportPublicKeyInfoEx2 CryptInitOIDFunctionSet CryptInstallOIDFunctionAddress CryptLoadSip CryptMemAlloc CryptMemFree CryptMemRealloc CryptMsgCalculateEncodedLength CryptMsgClose CryptMsgControl CryptMsgCountersign CryptMsgCountersignEncoded CryptMsgDuplicate CryptMsgEncodeAndSignCTL CryptMsgGetAndVerifySigner CryptMsgGetParam CryptMsgOpenToDecode CryptMsgOpenToEncode CryptMsgSignCTL CryptMsgUpdate CryptMsgVerifyCountersignatureEncoded CryptMsgVerifyCountersignatureEncodedEx CryptProtectData CryptProtectMemory CryptQueryObject CryptRegisterDefaultOIDFunction CryptRegisterOIDFunction CryptRegisterOIDInfo CryptSIPAddProvider CryptSIPCreateIndirectData CryptSIPGetSignedDataMsg CryptSIPLoad CryptSIPPutSignedDataMsg CryptSIPRemoveProvider CryptSIPRemoveSignedDataMsg CryptSIPRetrieveSubjectGuid CryptSIPRetrieveSubjectGuidForCatalogFile CryptSIPVerifyIndirectData CryptSetAsyncParam CryptSetKeyIdentifierProperty CryptSetOIDFunctionValue CryptSetProviderU CryptSignAndEncodeCertificate CryptSignAndEncryptMessage CryptSignCertificate CryptSignHashU CryptSignMessage CryptSignMessageWithKey CryptStringToBinaryA CryptStringToBinaryW CryptUnprotectData CryptUnprotectMemory CryptUnregisterDefaultOIDFunction CryptUnregisterOIDFunction CryptUnregisterOIDInfo CryptVerifyCertificateSignature CryptVerifyCertificateSignatureEx CryptVerifyDetachedMessageHash CryptVerifyDetachedMessageSignature CryptVerifyMessageHash CryptVerifyMessageSignature CryptVerifyMessageSignatureWithKey CryptVerifySignatureU I_CertUpdateStore I_CryptAllocTls I_CryptCreateLruCache I_CryptCreateLruEntry I_CryptDetachTls I_CryptFindLruEntry I_CryptFindLruEntryData I_CryptFlushLruCache I_CryptFreeLruCache I_CryptFreeTls I_CryptGetAsn1Decoder I_CryptGetAsn1Encoder I_CryptGetDefaultCryptProv I_CryptGetDefaultCryptProvForEncrypt I_CryptGetOssGlobal I_CryptGetTls I_CryptInsertLruEntry I_CryptInstallAsn1Module I_CryptInstallOssGlobal I_CryptReadTrustedPublisherDWORDValueFromRegistry I_CryptReleaseLruEntry I_CryptSetTls I_CryptUninstallAsn1Module I_CryptUninstallOssGlobal PFXExportCertStore PFXExportCertStoreEx PFXImportCertStore PFXIsPFXBlob PFXVerifyPassword RegCreateHKCUKeyExU RegCreateKeyExU RegDeleteValueU RegEnumValueU RegOpenHKCUKeyExU RegOpenKeyExU RegQueryInfoKeyU RegQueryValueExU RegSetValueExU

Name

.text

Size

332KB

Virtual Size

328KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

80KB

Virtual Size

77KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

8KB

Virtual Size

19KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.eh_fram

Size

8KB

Virtual Size

6KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rodata

Size

4KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

276KB

Virtual Size

275KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

24KB

Virtual Size

22KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

554b9c274ac8e4436944bd3908acd251f42fb372e0c7c678214a7efa47f7fdb4

user32

advapi32

bcrypt

ucrtbase

kernel32

ntdll

generic