Grammarly Promotional Launcher[.]exe

Resubmissions

02-09-2023 14:51

230902-r8cxhaea23 10

02-09-2023 14:49

230902-r65vhadf3s 10

Sharing

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General

Target

Grammarly Promotional Launcher.exe
Size

20.4MB
MD5

9ed667ef1d116c0cb1051b8001b6ea0f
SHA1

cbe4fdb8847ff9b5d0aa1e0a43bb3abd28f4a875
SHA256

deba2be10d757679996d33d70d37b968088ba37e1d0f86d71beb8be38c34262f
SHA512

4fc726f8f2ca7f024f5db1a660a3c9dff109014cc2f56097470b317950d05956c084f2e19fb9da3d14d589444c2bb0a7a370bce8b5dc049b5d3e774994bdd4e1
SSDEEP

393216:onRZwqeWLCKhc+0Uz+JD8rY5Pobe7n/k8MoeTtqLiVc4GYbJQp:CN1hxX+QrY5PAe7/kHtsii4bbJG

Score

1^/10

Malware Config

Signatures

Files

Grammarly Promotional Launcher.exe
.exe windows x64

264f613a8580097e7f0770846a5d0a51

Code Sign

91:6a:f9:ab:fe:b5:9a:ba:2e:97:98:6e:98:2a:b2:ac
Certificate

Issuer

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

Not Before

12-10-2020 00:00

Not After

12-10-2023 23:59

Subject

CN=Bitvise Limited,O=Bitvise Limited,POSTALCODE=76034,STREET=4105 Lombardy Ct,L=Colleyville,ST=Texas,C=US

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

91:6a:f9:ab:fe:b5:9a:ba:2e:97:98:6e:98:2a:b2:ac
Certificate

Issuer

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

Not Before

12-10-2020 00:00

Not After

12-10-2023 23:59

Subject

CN=Bitvise Limited,O=Bitvise Limited,POSTALCODE=76034,STREET=4105 Lombardy Ct,L=Colleyville,ST=Texas,C=US

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

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

Issuer

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

11-05-2022 00:00

Not After

10-08-2033 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #3,O=Sectigo Limited,ST=Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

Issuer

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

Not Before

02-05-2019 00:00

Not After

18-01-2038 23:59

Subject

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0f:0c:10:c2:05:22:e9:31:f9:6b:e3:73:4a:5e:6d:df:85:ab:83:6a:cc:6f:c2:4b:6a:a0:26:64:8d:c6:59:c8
Signer

Actual PE Digest

0f:0c:10:c2:05:22:e9:31:f9:6b:e3:73:4a:5e:6d:df:85:ab:83:6a:cc:6f:c2:4b:6a:a0:26:64:8d:c6:59:c8

Digest Algorithm

sha256

PE Digest Matches

false

fd:be:b2:85:90:30:5c:07:52:f6:8c:7a:42:0c:5f:e1:22:08:70:f4
Signer

Actual PE Digest

fd:be:b2:85:90:30:5c:07:52:f6:8c:7a:42:0c:5f:e1:22:08:70:f4

Digest Algorithm

sha1

PE Digest Matches

false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

user32

MessageBoxW

pdh

PdhAddEnglishCounterW
PdhGetFormattedCounterValue
PdhOpenQueryA
PdhRemoveCounter
PdhCollectQueryData
PdhCloseQuery

kernel32

CreateRemoteThread
WaitForSingleObject
HeapSize
FlushFileBuffers
SetLastError
GetModuleFileNameW
GetLastError
GetConsoleOutputCP
GetLogicalDrives
FreeLibrary
AddVectoredExceptionHandler
SetThreadStackGuarantee
HeapAlloc
GetProcessHeap
HeapFree
HeapReAlloc
SetThreadErrorMode
LoadLibraryExW
AcquireSRWLockExclusive
SwitchToThread
FlsFree
FlsSetValue
FlsGetValue
FlsAlloc
GetFinalPathNameByHandleW
TryAcquireSRWLockExclusive
GetQueuedCompletionStatusEx
CreateIoCompletionPort
SetFileCompletionNotificationModes
GetSystemInfo
SleepConditionVariableSRW
WakeConditionVariable
GetStringTypeW
GetFileType
SetStdHandle
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
ResumeThread
VirtualProtectEx
Wow64SetThreadContext
SetThreadContext
WideCharToMultiByte
GetCPInfo
GetOEMCP
GetACP
IsValidCodePage
VirtualAllocEx
ReleaseSRWLockShared
FindNextFileW
FindFirstFileExW
FindClose
GetProcAddress
WriteProcessMemory
Sleep
Wow64GetThreadContext
ReadProcessMemory
GetThreadContext
CreateProcessW
TerminateProcess
GetCommandLineW
SetHandleInformation
GetCommandLineA
GetModuleHandleExW
GetModuleHandleA
GetCurrentThread
GetStdHandle
GetConsoleMode
MultiByteToWideChar
WriteConsoleW
WaitForSingleObjectEx
LoadLibraryA
CreateMutexA
GetCurrentProcess
ReleaseMutex
GetEnvironmentVariableW
RtlLookupFunctionEntry
FormatMessageW
CreateFileW
GetFullPathNameW
WriteFile
RtlPcToFileHeader
TlsFree
CreateThread
QueryPerformanceCounter
QueryPerformanceFrequency
GetSystemTimeAsFileTime
GetCurrentDirectoryW
RtlCaptureContext
DeleteFileW
GetProcessTimes
GetSystemTimes
GetProcessIoCounters
LCMapStringW
GetTickCount64
ReleaseSRWLockExclusive
TlsSetValue
LocalFree
TlsGetValue
VirtualQueryEx
OpenProcess
SetFilePointerEx
CloseHandle
GetDriveTypeW
GetVolumeInformationW
GetDiskFreeSpaceExW
DeviceIoControl
TlsAlloc
GlobalMemoryStatusEx
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
CompareStringW
LeaveCriticalSection
EnterCriticalSection
RaiseException
EncodePointer
RtlUnwindEx
IsProcessorFeaturePresent
GetStartupInfoW
SetUnhandledExceptionFilter
PostQueuedCompletionStatus
UnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
InitializeSListHead
GetCurrentThreadId
GetCurrentProcessId
WakeAllConditionVariable
GetModuleHandleW
AcquireSRWLockShared
ExitProcess
GetSystemTimeAsFileTime
CreateEventA
GetModuleHandleA
TerminateProcess
GetCurrentProcess
CreateToolhelp32Snapshot
Thread32First
GetCurrentProcessId
GetCurrentThreadId
OpenThread
Thread32Next
CloseHandle
SuspendThread
ResumeThread
WriteProcessMemory
GetSystemInfo
VirtualAlloc
VirtualProtect
VirtualFree
GetProcessAffinityMask
SetProcessAffinityMask
GetCurrentThread
SetThreadAffinityMask
Sleep
LoadLibraryA
FreeLibrary
GetTickCount
SystemTimeToFileTime
FileTimeToSystemTime
GlobalFree
HeapAlloc
HeapFree
GetProcAddress
ExitProcess
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSection
DeleteCriticalSection
MultiByteToWideChar
GetModuleHandleW
LoadResource
FindResourceExW
FindResourceExA
WideCharToMultiByte
GetThreadLocale
GetUserDefaultLCID
GetSystemDefaultLCID
EnumResourceNamesA
EnumResourceNamesW
EnumResourceLanguagesA
EnumResourceLanguagesW
EnumResourceTypesA
EnumResourceTypesW
CreateFileW
LoadLibraryW
GetLastError
FlushFileBuffers
FlsSetValue
GetCommandLineA
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
EncodePointer
DecodePointer
FlsGetValue
FlsFree
SetLastError
FlsAlloc
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
RaiseException
RtlPcToFileHeader
RtlUnwindEx
LCMapStringA
LCMapStringW
SetHandleCount
GetStdHandle
GetFileType
GetStartupInfoA
GetModuleFileNameA
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
GetEnvironmentStringsW
HeapSetInformation
HeapCreate
HeapDestroy
QueryPerformanceCounter
GetStringTypeA
GetStringTypeW
GetLocaleInfoA
HeapSize
WriteFile
SetFilePointer
GetConsoleCP
GetConsoleMode
HeapReAlloc
InitializeCriticalSectionAndSpinCount
SetStdHandle
WriteConsoleA
GetConsoleOutputCP
WriteConsoleW
CreateFileA

iphlpapi

GetIfTable2
GetIfEntry2
GetAdaptersAddresses
FreeMibTable

netapi32

NetApiBufferFree
NetUserEnum
NetUserGetInfo
NetUserGetLocalGroups

secur32

LsaFreeReturnBuffer
LsaEnumerateLogonSessions
QueryContextAttributesW
AcquireCredentialsHandleA
InitializeSecurityContextW
LsaGetLogonSessionData
AcceptSecurityContext
FreeCredentialsHandle
DeleteSecurityContext
EncryptMessage
FreeContextBuffer
ApplyControlToken
DecryptMessage

bcrypt

BCryptGenRandom

advapi32

SystemFunction036
LookupAccountSidW
GetTokenInformation
OpenProcessToken
CopySid
GetLengthSid
IsValidSid
RegQueryValueExW
RegSetValueExW
FreeSid
CheckTokenMembership
AllocateAndInitializeSid
RegCloseKey
RegOpenKeyExW

shell32

CommandLineToArgvW
ShellExecuteExW

ole32

CoSetProxyBlanket
CoInitializeEx
CoCreateInstance
CoUninitialize
CoInitializeSecurity

ws2_32

WSASocketW
WSAIoctl
ioctlsocket
connect
getsockopt
getsockname
WSAGetLastError
getpeername
shutdown
WSASend
bind
setsockopt
freeaddrinfo
WSAStartup
WSACleanup
recv
send
closesocket
getaddrinfo

ntdll

NtDeviceIoControlFile
NtQuerySystemInformation
RtlNtStatusToDosError
NtCancelIoFileEx
NtWriteFile
RtlGetVersion
NtQueryInformationProcess
NtCreateFile

crypt32

CertDuplicateCertificateChain
CertGetCertificateChain
CertFreeCertificateChain
CertVerifyCertificateChainPolicy
CertEnumCertificatesInStore
CertAddCertificateContextToStore
CertCloseStore
CertDuplicateStore
CertFreeCertificateContext
CertDuplicateCertificateContext
CertOpenStore

powrprof

CallNtPowerInformation

oleaut32

GetErrorInfo
SysStringLen
VariantClear
SysAllocString
SysFreeString

psapi

GetPerformanceInfo
GetModuleFileNameExW

Sections

.text
Size: 984KB - Virtual size: 984KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 464KB - Virtual size: 464KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 32KB - Virtual size: 32KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata0
Size: 11.1MB - Virtual size: 11.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.pdata1
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata2
Size: 7.7MB - Virtual size: 7.7MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 177KB - Virtual size: 177KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

264f613a8580097e7f0770846a5d0a51

Code Sign

91:6a:f9:ab:fe:b5:9a:ba:2e:97:98:6e:98:2a:b2:acCertificate

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

91:6a:f9:ab:fe:b5:9a:ba:2e:97:98:6e:98:2a:b2:acCertificate

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

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43Certificate

Extended Key Usages

Key Usages

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9Certificate

Extended Key Usages

Key Usages

0f:0c:10:c2:05:22:e9:31:f9:6b:e3:73:4a:5e:6d:df:85:ab:83:6a:cc:6f:c2:4b:6a:a0:26:64:8d:c6:59:c8Signer

fd:be:b2:85:90:30:5c:07:52:f6:8c:7a:42:0c:5f:e1:22:08:70:f4Signer

Headers

DLL Characteristics

File Characteristics

Imports

user32

pdh

kernel32

iphlpapi

netapi32

secur32

bcrypt

advapi32

shell32

ole32

ws2_32

ntdll

crypt32

powrprof

oleaut32

psapi

Sections

.text Size: 984KB - Virtual size: 984KB

.rdata Size: 464KB - Virtual size: 464KB

.data Size: 3KB - Virtual size: 7KB

.pdata Size: 32KB - Virtual size: 32KB

_RDATA Size: 512B - Virtual size: 348B

.pdata0 Size: 11.1MB - Virtual size: 11.1MB

.pdata1 Size: 4KB - Virtual size: 3KB

.pdata2 Size: 7.7MB - Virtual size: 7.7MB

.rsrc Size: 177KB - Virtual size: 177KB

91:6a:f9:ab:fe:b5:9a:ba:2e:97:98:6e:98:2a:b2:ac
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

91:6a:f9:ab:fe:b5:9a:ba:2e:97:98:6e:98:2a:b2:ac
Certificate

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

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

0f:0c:10:c2:05:22:e9:31:f9:6b:e3:73:4a:5e:6d:df:85:ab:83:6a:cc:6f:c2:4b:6a:a0:26:64:8d:c6:59:c8
Signer

fd:be:b2:85:90:30:5c:07:52:f6:8c:7a:42:0c:5f:e1:22:08:70:f4
Signer

.text
Size: 984KB - Virtual size: 984KB

.rdata
Size: 464KB - Virtual size: 464KB

.data
Size: 3KB - Virtual size: 7KB

.pdata
Size: 32KB - Virtual size: 32KB

_RDATA
Size: 512B - Virtual size: 348B

.pdata0
Size: 11.1MB - Virtual size: 11.1MB

.pdata1
Size: 4KB - Virtual size: 3KB

.pdata2
Size: 7.7MB - Virtual size: 7.7MB

.rsrc
Size: 177KB - Virtual size: 177KB