2b45aeb88bf38dd8dfbb13390c5b0f5efd6a298a6f967ac773cf47b2489ee5ab[.]exe

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General

Target
2b45aeb88bf38dd8dfbb13390c5b0f5efd6a298a6f967ac773cf47b2489ee5ab.exe
Size 3.1MB
Sample260809-t3ej9avthx
SHA256 2b45aeb88bf38dd8dfbb13390c5b0f5efd6a298a6f967ac773cf47b2489ee5ab
MD5 23ed3c85947705b76a5bc6dfaaff0b41
SHA1 3526ba1e856cf7c229ac3149ba05eeacf74fa7d6
SHA512 8d2c60eeda41c728c37a8e7cc3f46bae683dfffc7dcc03302b42fb30efb9e4f969f3103b0c0ab7b5207b918a22149a55f1b15d582fb7f3df5173df5fe76b1fe7
SSDEEP 49152:uYxnboMd6s63cABpYcS4ytd07MYjMGWqrUVrlFhK9j9o4Q4IU6izr4:BovsA0v4vAdkUH+Y
TLSH
T1FBE55C02BA9B94ECC15AC475C34A4A736E2174CB1726B9FF42D496383F6ABE05B3C705
MD5 SHA1 SHA512 SSDEEP TLSH

Score

1^/10

Malware Config

Signatures

File Explorer

2b45aeb88bf38dd8dfbb13390c5b0f5efd6a298a6f967ac773cf47b2489ee5ab.exe

.exe 3.1MB

2b45aeb88bf38dd8dfbb13390c5b0f5efd6a298a6f967ac773cf47b2489ee5ab.exe

IMPHASH d6b9541054194c4e133d201215d246df
SHA256 2b45aeb88bf38dd8dfbb13390c5b0f5efd6a298a6f967ac773cf47b2489ee5ab
MD5 23ed3c85947705b76a5bc6dfaaff0b41
SHA1 3526ba1e856cf7c229ac3149ba05eeacf74fa7d6
SHA512 8d2c60eeda41c728c37a8e7cc3f46bae683dfffc7dcc03302b42fb30efb9e4f969f3103b0c0ab7b5207b918a22149a55f1b15d582fb7f3df5173df5fe76b1fe7
SSDEEP 49152:uYxnboMd6s63cABpYcS4ytd07MYjMGWqrUVrlFhK9j9o4Q4IU6izr4:BovsA0v4vAdkUH+Y
TLSH
T1FBE55C02BA9B94ECC15AC475C34A4A736E2174CB1726B9FF42D496383F6ABE05B3C705
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Digest

f9:a2:cf:58:96:8d:f8:bb:93:3c:f9:88:04:f3:4e:fa:56:d6:c3:79:16:e4:d0:f3:f6:bf:90:a5:b8:8e:30:d3

Digest Algorithm

sha256

PE Digests Matches

Trusted

Signing Certificate

SERIALNUMBER=91320191MAK824W06A,CN=南京艮衡钧润科技有限公司,O=南京艮衡钧润科技有限公司,L=南京,ST=江苏,C=CN,1.3.6.1.4.1.311.60.2.1.1=#0c06e58d97e4baac,1.3.6.1.4.1.311.60.2.1.2=#0c06e6b19fe88b8f,1.3.6.1.4.1.311.60.2.1.3=#1302434e,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

Chains

Aug 4, 2026

CN=Certum Extended Validation Code Signing 2021 CA,O=Asseco Data Systems S.A.,C=PL

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Subject

CN=Certum Extended Validation Code Signing 2021 CA,O=Asseco Data Systems S.A.,C=PL

Serial Number

bb:f0:cc:b5:b7:b8:31:fd:21:ae:32:77:8a:e4:0c:89

Issuer

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Key Usages

KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

May 19, 2021 - May 18, 2036

Subject

Serial Number

49:7b:d0:83:3e:4f:ac:96:07:28:16:12:bb:46:70:77

Issuer

CN=Certum Extended Validation Code Signing 2021 CA,O=Asseco Data Systems S.A.,C=PL

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

May 19, 2026 - May 19, 2027

Subject

CN=DigiCert SHA256 RSA4096 Timestamp Responder 2025 1,O=DigiCert\, Inc.,C=US

Serial Number

0a:80:ef:18:4b:8d:f1:05:82:d1:c4:76:a7:95:74:68

Issuer

CN=DigiCert Trusted G4 TimeStamping RSA4096 SHA256 2025 CA1,O=DigiCert\, Inc.,C=US

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Jun 4, 2025 - Sep 3, 2036

Subject

CN=DigiCert Trusted G4 TimeStamping RSA4096 SHA256 2025 CA1,O=DigiCert\, Inc.,C=US

Serial Number

0d:c7:ac:57:05:ff:21:99:2e:40:43:22:0c:3a:49:86

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

May 7, 2025 - Jan 14, 2038

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Serial Number

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Revocation Status

Not revoked

Timespan

Aug 1, 2022 - Nov 9, 2031

Minor OS version

Major OS version

Entry point

2233628

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

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

PDB paths

WaaSMedicSvc.pdb

kernel32

GetComputerNameExW GetProcAddress GetModuleHandleW GetSystemTimePreciseAsFileTime GetTickCount64 GetLastError GlobalMemoryStatusEx GetSystemInfo CloseHandle HeapFree SetLastError LoadLibraryA HeapAlloc SetHandleInformation GetModuleHandleA GetSystemDirectoryW GetWindowsDirectoryW GetModuleFileNameW DuplicateHandle LoadLibraryExW FreeLibrary HeapSize VirtualProtect GetModuleHandleExW GetSystemTimeAsFileTime HeapReAlloc GetProcessHeap InitializeCriticalSectionEx FlsFree FlsSetValue FlsGetValue FlsAlloc GetStringTypeW GetFileType SetStdHandle SetEnvironmentVariableW GetCPInfo GetOEMCP GetACP IsValidCodePage GetCommandLineW GetCommandLineA WriteFile TlsFree TlsSetValue TlsAlloc InitializeCriticalSectionAndSpinCount DeleteCriticalSection LeaveCriticalSection EnterCriticalSection EncodePointer RaiseException RtlPcToFileHeader RtlUnwindEx GetStartupInfoW InitializeSListHead IsProcessorFeaturePresent SetUnhandledExceptionFilter UnhandledExceptionFilter FindNextFileW MoveFileExW CopyFileExW SwitchToThread DeleteFileW GetTempPathW GetExitCodeProcess WaitForMultipleObjects GetFileAttributesW CompareStringW LCMapStringW FlushFileBuffers SetFilePointerEx TlsGetValue GetOverlappedResult FindClose IsDebuggerPresent CreateToolhelp32Snapshot Process32FirstW Process32NextW OpenProcess TerminateProcess CreateThread QueryFullProcessImageNameW GetCurrentProcessId CreateMutexW FreeEnvironmentStringsW GetCurrentProcess QueryPerformanceCounter SetThreadExecutionState CreateWaitableTimerExW SetWaitableTimer WaitForSingleObject QueryPerformanceFrequency Sleep AddVectoredExceptionHandler SetThreadStackGuarantee GetCurrentThread GetCurrentThreadId GetCurrentDirectoryW RtlCaptureContext RtlLookupFunctionEntry WaitForSingleObjectEx lstrlenW CreateMutexA ReleaseMutex RtlVirtualUnwind WideCharToMultiByte GetStdHandle GetConsoleMode GetConsoleOutputCP MultiByteToWideChar WriteConsoleW GetEnvironmentVariableW ReadFileEx SleepEx WriteFileEx FormatMessageW GetFullPathNameW CreateFileW SetFileTime SetFileInformationByHandle FindFirstFileExW GetFileInformationByHandle GetFileInformationByHandleEx CreateDirectoryW ExitProcess CreateEventW CancelIo ReadFile GetEnvironmentStringsW CompareStringOrdinal CreateProcessW

secur32

InitializeSecurityContextW FreeContextBuffer ApplyControlToken AcceptSecurityContext DecryptMessage DeleteSecurityContext FreeCredentialsHandle EncryptMessage AcquireCredentialsHandleA QueryContextAttributesW

crypt32

CertFreeCertificateChain CertDuplicateCertificateChain CertGetCertificateChain CertAddCertificateContextToStore CertVerifyCertificateChainPolicy CertDuplicateCertificateContext CertOpenStore CertEnumCertificatesInStore CertFreeCertificateContext CertCloseStore CertDuplicateStore

bcryptprimitives

ProcessPrng

advapi32

SystemFunction036 GetTokenInformation GetUserNameW RegSetValueExW OpenProcessToken RegCloseKey RegDeleteValueW RegQueryValueExW RegEnumValueW RegOpenKeyExW RegCreateKeyExW

ntdll

NtResumeProcess NtSuspendProcess NtCreateNamedPipeFile NtReadFile NtOpenFile NtWriteFile RtlNtStatusToDosError

bcrypt

BCryptGenRandom

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

WakeByAddressSingle WaitOnAddress WakeByAddressAll

user32

GetSystemMetrics GetForegroundWindow SetProcessDPIAware ShowWindow SendMessageW keybd_event EnumWindows IsWindowVisible GetWindowTextW GetWindowThreadProcessId SetCursorPos GetAsyncKeyState GetDC BlockInput GetLastInputInfo mouse_event

shell32

ShellExecuteW

ws2_32

WSASocketW WSASend freeaddrinfo closesocket WSACleanup getaddrinfo WSAStartup getsockopt WSAGetLastError send select connect ioctlsocket setsockopt getsockname getpeername WSADuplicateSocketW WSARecv recv

gdi32

DeleteDC DeleteObject GetDeviceCaps CreateCompatibleDC CreateCompatibleBitmap SelectObject BitBlt GetDIBits

Name

.text

Size

2.2MB

Virtual Size

2.2MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

781KB

Virtual Size

780KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

6KB

Virtual Size

10KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

63KB

Virtual Size

62KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.fptable

Size

512B

Virtual Size

256B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

1024B

Virtual Size

680B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

7KB

Virtual Size

7KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

2b45aeb88bf38dd8dfbb13390c5b0f5efd6a298a6f967ac773cf47b2489ee5ab.exe

kernel32

secur32

crypt32

bcryptprimitives

advapi32

ntdll

bcrypt

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

user32

shell32

ws2_32

gdi32

generic