Krisp_2[.]23[.]4[.]exe

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General

Target

Krisp_2.23.4.exe
Size

259.5MB
MD5

088695d90ffe6b6b0dc76614fdff2e8c
SHA1

71d764952341a84881c8af3d93cb2881e69e87ac
SHA256

976ab2c72f6af9b8d1e387d65b9618099d88ce1a99564448473da698100c7581
SHA512

05955186f01ebd0b761b6438d1237af75a8e71accd27591c0ba0bdcae68b16e285d924f37a98661a8026319ffbaccbd3eba175ba4d0dc1d29bf6dd87af515134
SSDEEP

6291456:a0zL0VZPyz8XfdKBff8HwZtLUWOuxhz2Nzie5LX8n:d0/P4ofdMftgrzzX5X8n

Score

1^/10

Malware Config

Signatures

Files

Krisp_2.23.4.exe
.exe windows x86

657e40fb09b2c5e277b865a7cf2b8089

Code Sign

0e:4d:67:f6:43:16:c9:2a:3b:7a:17:cc:46:97:6a:8f
Certificate

Issuer

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

Not Before

28/07/2021, 00:00

Not After

27/07/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA256 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0c:e3:0b:b0:3e:42:1b:33:bc:87:cd:a5:3e:84:27:95
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA256 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

16/03/2023, 00:00

Not After

25/02/2025, 23:59

Subject

SERIALNUMBER=6543638,CN=Krisp Technologies\, Inc,O=Krisp Technologies\, Inc,L=Berkeley,ST=California,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

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

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,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

7e:b4:07:f2:c5:f9:d6:01:f6:32:43:fe:5b:71:50:8f:77:82:d2:c3:5e:8a:82:ed:ce:15:e8:df:53:dc:b7:c4
Signer

Actual PE Digest

7e:b4:07:f2:c5:f9:d6:01:f6:32:43:fe:5b:71:50:8f:77:82:d2:c3:5e:8a:82:ed:ce:15:e8:df:53:dc:b7:c4

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP
IMAGE_FILE_NET_RUN_FROM_SWAP

Imports

kernel32

GetUserDefaultUILanguage
GetUserDefaultLangID
GetSystemDefaultLangID
GetStringTypeW
ReadFile
SetFilePointerEx
CreateProcessW
DuplicateHandle
FreeLibrary
ProcessIdToSessionId
ConnectNamedPipe
SetNamedPipeHandleState
CreateNamedPipeW
OpenProcess
GetProcessId
SetProcessShutdownParameters
LocalFileTimeToFileTime
SetEndOfFile
SetFileTime
GetExitCodeThread
DosDateTimeToFileTime
CompareStringA
SetThreadExecutionState
ReleaseSemaphore
CreateMutexW
GetExitCodeProcess
CreateFileMappingW
MapViewOfFile
UnmapViewOfFile
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
RtlUnwind
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
EncodePointer
RaiseException
GetStdHandle
ExitProcess
GetModuleHandleExW
VerifyVersionInfoW
GetFileType
FindFirstFileExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetFileSizeEx
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
DecodePointer
WriteConsoleW
GetComputerNameW
GetSystemTime
VerSetConditionMask
CompareStringW
GetNativeSystemInfo
CreateThread
GetCurrentProcess
CreateSemaphoreW
CreateEventW
ReleaseMutex
ResetEvent
SetEvent
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection
MoveFileExW
SetFileAttributesW
RemoveDirectoryW
GetFileAttributesW
FindNextFileW
FindFirstFileW
FindClose
DeleteFileW
GetCurrentDirectoryW
ExpandEnvironmentStringsW
GetProcessHeap
HeapSize
HeapFree
GetDateFormatW
HeapReAlloc
HeapAlloc
GetModuleFileNameW
GetSystemWow64DirectoryW
GetSystemDirectoryW
GetLocalTime
Sleep
SetLastError
GetTempPathW
GetVolumePathNameW
GetTempFileNameW
GetFullPathNameW
CreateDirectoryW
LCMapStringW
WideCharToMultiByte
MultiByteToWideChar
lstrlenW
FormatMessageW
LocalFree
LoadLibraryExW
GetProcAddress
GetModuleHandleW
WaitForMultipleObjects
WaitForSingleObject
HeapSetInformation
GetLastError
lstrlenA
GetCurrentProcessId
GetModuleHandleA
MulDiv
CompareStringOrdinal
GetSystemWindowsDirectoryW
GlobalAlloc
GlobalFree
CopyFileW
LoadResource
LockResource
SizeofResource
FindResourceExA
VirtualAlloc
VirtualFree
SystemTimeToTzSpecificLocalTime
SystemTimeToFileTime
GetTimeZoneInformation
GetSystemInfo
VirtualProtect
VirtualQuery
LoadLibraryExA
WriteFile
SetFilePointer
CreateFileA
CloseHandle
CreateFileW

user32

ReleaseDC
MonitorFromPoint
MonitorFromWindow
GetDC
GetMonitorInfoW
ShowWindow
IsDialogMessageW
LoadCursorW
LoadBitmapW
SetWindowLongW
GetWindowLongW
GetCursorPos
MessageBoxW
SetWindowPos
CreateWindowExW
UnregisterClassW
RegisterClassW
PostQuitMessage
DefWindowProcW
DispatchMessageW
TranslateMessage
GetMessageW
WaitForInputIdle
IsWindow
PostMessageW

gdi32

SelectObject
StretchBlt
GetObjectW
DeleteObject
DeleteDC
GetDeviceCaps
CreateCompatibleDC
CreateDCW

advapi32

CryptHashData
CryptDestroyHash
CryptReleaseContext
OpenProcessToken
AllocateAndInitializeSid
CheckTokenMembership
GetTokenInformation
AdjustTokenPrivileges
IsWellKnownSid
LookupPrivilegeValueW
CryptCreateHash
RegCreateKeyExW
RegDeleteKeyW
RegEnumKeyExW
RegEnumValueW
RegSetValueExW
CryptGetHashParam
QueryServiceStatus
OpenServiceW
OpenSCManagerW
ControlService
CloseServiceHandle
ChangeServiceConfigW
SetEntriesInAclW
DecryptFileW
InitializeAcl
CreateWellKnownSid
ConvertStringSecurityDescriptorToSecurityDescriptorW
ReportEventW
OpenEventLogW
CloseEventLog
RegQueryInfoKeyW
RegDeleteValueW
RegQueryValueExW
GetUserNameW
InitiateSystemShutdownExW
RegOpenKeyExW
RegCloseKey
QueryServiceConfigW
SetNamedSecurityInfoW
InitializeSecurityDescriptor
SetSecurityDescriptorDacl
SetSecurityDescriptorGroup
SetSecurityDescriptorOwner
SetEntriesInAclA
CryptAcquireContextW

ole32

CoInitializeEx
CoInitialize
CoInitializeSecurity
CoUninitialize
CLSIDFromProgID
CoTaskMemFree
StringFromGUID2
CoCreateInstance

oleaut32

VariantInit
SysAllocString
VariantClear
SysFreeString

rpcrt4

UuidCreate

shell32

SHGetFolderPathW
CommandLineToArgvW
ShellExecuteExW

Sections

.text
Size: 432KB - Virtual size: 432KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 184KB - Virtual size: 183KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.didat
Size: 512B - Virtual size: 204B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.wixburn
Size: 512B - Virtual size: 48B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 28KB - Virtual size: 27KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 24KB - Virtual size: 23KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

657e40fb09b2c5e277b865a7cf2b8089

Code Sign

0e:4d:67:f6:43:16:c9:2a:3b:7a:17:cc:46:97:6a:8fCertificate

Extended Key Usages

Key Usages

0c:e3:0b:b0:3e:42:1b:33:bc:87:cd:a5:3e:84:27:95Certificate

Extended Key Usages

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

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

7e:b4:07:f2:c5:f9:d6:01:f6:32:43:fe:5b:71:50:8f:77:82:d2:c3:5e:8a:82:ed:ce:15:e8:df:53:dc:b7:c4Signer

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

advapi32

ole32

oleaut32

rpcrt4

shell32

Sections

.text Size: 432KB - Virtual size: 432KB

.rdata Size: 184KB - Virtual size: 183KB

.data Size: 2KB - Virtual size: 5KB

.didat Size: 512B - Virtual size: 204B

.wixburn Size: 512B - Virtual size: 48B

.rsrc Size: 28KB - Virtual size: 27KB

.reloc Size: 24KB - Virtual size: 23KB

0e:4d:67:f6:43:16:c9:2a:3b:7a:17:cc:46:97:6a:8f
Certificate

0c:e3:0b:b0:3e:42:1b:33:bc:87:cd:a5:3e:84:27:95
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
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

7e:b4:07:f2:c5:f9:d6:01:f6:32:43:fe:5b:71:50:8f:77:82:d2:c3:5e:8a:82:ed:ce:15:e8:df:53:dc:b7:c4
Signer

.text
Size: 432KB - Virtual size: 432KB

.rdata
Size: 184KB - Virtual size: 183KB

.data
Size: 2KB - Virtual size: 5KB

.didat
Size: 512B - Virtual size: 204B

.wixburn
Size: 512B - Virtual size: 48B

.rsrc
Size: 28KB - Virtual size: 27KB

.reloc
Size: 24KB - Virtual size: 23KB