3CXPhoneSystem18[.]exe

Resubmissions

26/04/2023, 12:03

230426-n7288aba3w 6

26/04/2023, 12:01

230426-n66v1shb27 6

Sharing

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General

Target

3CXPhoneSystem18.exe
Size

155.9MB
MD5

e7641654abe9159fb7db8d34f33d70e4
SHA1

ce037a4a0f2086499fee45d3573a2a21bc125393
SHA256

2a5cbc04e1e665a3811654ed97009b7d8dc5efe5ac563236adb6b0ab3ac50b41
SHA512

edbfbc501ad06a063180da6e50f16e3cac274a8eea38d26aaab9cf4dfba8205972cf50bc68db47704937684dd03c64ceffa8d71730ad622ccde49e662dbb699c
SSDEEP

3145728:OY8SU2KROMBsOxMrkBo36Mq6i7ZNZeon6De0/9:zPMOc8ufzZNZeJDe0l

Score

1^/10

Malware Config

Signatures

Files

3CXPhoneSystem18.exe
.exe windows x86

8a4caa5a9ecd99de849baecb6b00bb12

Code Sign

1b:66:11:df:9c:9a:4d:6e:cc:8e:d5:0c:9b:91:78:73
Certificate

Issuer

CN=Sectigo RSA Code Signing CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

02/11/2020, 00:00

Not After

02/11/2023, 23:59

Subject

CN=3CX Ltd,O=3CX Ltd,POSTALCODE=2409,STREET=4\, Markou Drakou,L=Egkomi,C=CY

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

1d:a2:48:30:6f:9b:26:18:d0:82:e0:96:7d:33:d3:6a
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02/11/2018, 00:00

Not After

31/12/2030, 23:59

Subject

CN=Sectigo RSA Code Signing CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

Issuer

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

Not Before

21/09/2022, 00:00

Not After

21/11/2033, 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,O=DigiCert,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

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

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

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

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

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

Issuer

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

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

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

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

14:7c:b3:82:6e:31:eb:d1:a6:75:f3:b6:b2:bc:41:de:65:5b:0f:8b:16:29:6b:db:9d:7c:a5:4c:7f:75:e8:98
Signer

Actual PE Digest

14:7c:b3:82:6e:31:eb:d1:a6:75:f3:b6:b2:bc:41:de:65:5b:0f:8b:16:29:6b:db:9d:7c:a5:4c:7f:75:e8:98

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

CN=3CX Ltd,O=3CX Ltd,POSTALCODE=2409,STREET=4\, Markou Drakou,L=Egkomi,C=CY

15/03/2023, 11:17
Valid: true

Chain 1

CN=3CX Ltd,O=3CX Ltd,POSTALCODE=2409,STREET=4\, Markou Drakou,L=Egkomi,C=CY

CN=Sectigo RSA Code Signing CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

CreateFileW
CloseHandle
WriteFile
DeleteFileW
HeapDestroy
HeapSize
HeapReAlloc
HeapFree
HeapAlloc
GetProcessHeap
RemoveDirectoryW
GetTempPathW
GetTempFileNameW
CreateDirectoryW
MoveFileW
GetLastError
SizeofResource
LockResource
LoadResource
FindResourceW
FindResourceExW
EnterCriticalSection
LeaveCriticalSection
GetModuleFileNameW
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
GetCurrentThreadId
RaiseException
SetLastError
GlobalUnlock
GlobalLock
GlobalAlloc
MulDiv
lstrcmpW
CreateEventW
SetEvent
InitializeCriticalSection
lstrcpynW
WaitForSingleObject
CreateThread
GetProcAddress
LoadLibraryExW
DecodePointer
Sleep
GetDiskFreeSpaceExW
GetExitCodeThread
GetCurrentProcessId
FreeLibrary
GetSystemDirectoryW
lstrlenW
VerifyVersionInfoW
VerSetConditionMask
lstrcmpiW
GetModuleHandleW
LoadLibraryW
GetDriveTypeW
CompareStringW
FindFirstFileW
FindNextFileW
GetLogicalDriveStringsW
GetFileSize
GetFileAttributesW
GetShortPathNameW
SetFileAttributesW
GetFileTime
CopyFileW
ReadFile
SetFilePointer
FindClose
MultiByteToWideChar
WideCharToMultiByte
GetCurrentProcess
GetSystemInfo
WaitForMultipleObjects
ReadConsoleW
VirtualProtect
VirtualQuery
LoadLibraryExA
GetStringTypeW
SetUnhandledExceptionFilter
SystemTimeToFileTime
FileTimeToSystemTime
GetEnvironmentVariableW
GetEnvironmentStringsW
FormatMessageW
LocalFree
LoadLibraryA
GetModuleFileNameA
GetFullPathNameW
GetCurrentThread
GetConsoleOutputCP
FlushFileBuffers
SetConsoleTextAttribute
GetStdHandle
GetConsoleScreenBufferInfo
OutputDebugStringW
CreateProcessW
GetExitCodeProcess
GetTickCount
GetCommandLineW
SetCurrentDirectoryW
SetEndOfFile
EnumResourceLanguagesW
GetLocaleInfoW
GetSystemDefaultLangID
GetUserDefaultLangID
GetWindowsDirectoryW
GetSystemTime
CreateToolhelp32Snapshot
Process32FirstW
Process32NextW
ResetEvent
GlobalFree
GetPrivateProfileStringW
GetPrivateProfileSectionNamesW
WritePrivateProfileStringW
GetLocalTime
CreateNamedPipeW
ConnectNamedPipe
Wow64DisableWow64FsRedirection
Wow64RevertWow64FsRedirection
IsWow64Process
TerminateThread
LocalAlloc
CompareFileTime
CopyFileExW
OpenEventW
PeekNamedPipe
IsDebuggerPresent
EncodePointer
InitializeSListHead
InterlockedPopEntrySList
InterlockedPushEntrySList
FlushInstructionCache
IsProcessorFeaturePresent
VirtualAlloc
VirtualFree
QueryPerformanceCounter
QueryPerformanceFrequency
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetCPInfo
LCMapStringW
WaitForSingleObjectEx
UnhandledExceptionFilter
TerminateProcess
GetStartupInfoW
RtlUnwind
ExitProcess
GetModuleHandleExW
GetFileType
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetConsoleMode
IsValidCodePage
GetACP
GetOEMCP
GetFileSizeEx
SetFilePointerEx
FindFirstFileExW
GetCommandLineA
FreeEnvironmentStringsW
SetStdHandle
WriteConsoleW

Sections

.text
Size: 1.5MB - Virtual size: 1.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 378KB - Virtual size: 377KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 21KB - Virtual size: 27KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 63KB - Virtual size: 63KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 102KB - Virtual size: 101KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

8a4caa5a9ecd99de849baecb6b00bb12

Code Sign

1b:66:11:df:9c:9a:4d:6e:cc:8e:d5:0c:9b:91:78:73Certificate

Extended Key Usages

Key Usages

1d:a2:48:30:6f:9b:26:18:d0:82:e0:96:7d:33:d3:6aCertificate

Extended Key Usages

Key Usages

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5aCertificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

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

Key Usages

14:7c:b3:82:6e:31:eb:d1:a6:75:f3:b6:b2:bc:41:de:65:5b:0f:8b:16:29:6b:db:9d:7c:a5:4c:7f:75:e8:98Signer

Signature Validations

Verification

15/03/2023, 11:17 Valid: true

Chain 1

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 1.5MB - Virtual size: 1.5MB

.rdata Size: 378KB - Virtual size: 377KB

.data Size: 21KB - Virtual size: 27KB

.rsrc Size: 63KB - Virtual size: 63KB

.reloc Size: 102KB - Virtual size: 101KB

1b:66:11:df:9c:9a:4d:6e:cc:8e:d5:0c:9b:91:78:73
Certificate

1d:a2:48:30:6f:9b:26:18:d0:82:e0:96:7d:33:d3:6a
Certificate

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

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

14:7c:b3:82:6e:31:eb:d1:a6:75:f3:b6:b2:bc:41:de:65:5b:0f:8b:16:29:6b:db:9d:7c:a5:4c:7f:75:e8:98
Signer

15/03/2023, 11:17
Valid: true

.text
Size: 1.5MB - Virtual size: 1.5MB

.rdata
Size: 378KB - Virtual size: 377KB

.data
Size: 21KB - Virtual size: 27KB

.rsrc
Size: 63KB - Virtual size: 63KB

.reloc
Size: 102KB - Virtual size: 101KB