LibreScore[.]exe

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General

Target

LibreScore.exe
Size

43.5MB
MD5

7017f55de790d3b97ef7c4c67498287e
SHA1

a8293f3b24083a4cad5bcea20ecd1221c3b7ea7d
SHA256

1b8a47aaeae6064db06285e9e43e94ab2056e777272a40c01cc8ebb491ae3439
SHA512

7600f7cc52cf314d849b4cb0cbfb1ae73e1e500478cd83f48d8d5c6f171d637ba333982689349d3e14428df6cc846db4bfa17c718b5666ecb2ed62bba048e4a2
SSDEEP

786432:EHEsCx3BrScppxpMBpkOGJ5PTMR7agbW/1gqhMpJbGTHMTGeJMjyNQZdJ:YYx1ScYiQI1gqszJMjyI

Score

1^/10

Malware Config

Signatures

Files

LibreScore.exe
.exe windows:10 windows x64 arch:x64

4cea7ae85c87ddc7295d39ff9cda31d1

Code Sign

20:d2:96:c3:83:40:1e:8d:40:c3:0d:f9:f6:92:8d:72
Certificate

Issuer

CN=LibreScore,O=LibreScore,1.2.840.113549.1.9.1=#0c146c6962726573636f726540676d61696c2e636f6d

Not Before

31-05-2022 23:17

Not After

31-05-2049 23:27

Subject

CN=LibreScore,O=LibreScore,1.2.840.113549.1.9.1=#0c146c6962726573636f726540676d61696c2e636f6d

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

Issuer

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

Not Before

03-05-2023 00:00

Not After

02-08-2034 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #4,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

98:f9:02:23:9f:58:a0:43:00:16:43:88:ed:ef:1a:fa:7a:49:a3:db:dd:fd:8d:00:de:ae:59:9d:a3:c5:d9:73
Signer

Actual PE Digest

98:f9:02:23:9f:58:a0:43:00:16:43:88:ed:ef:1a:fa:7a:49:a3:db:dd:fd:8d:00:de:ae:59:9d:a3:c5:d9:73

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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_LARGE_ADDRESS_AWARE

PDB Paths

wextract.pdb

Imports

advapi32

GetTokenInformation
RegDeleteValueA
RegOpenKeyExA
RegQueryInfoKeyA
FreeSid
OpenProcessToken
RegSetValueExA
RegCreateKeyExA
LookupPrivilegeValueA
AllocateAndInitializeSid
RegQueryValueExA
EqualSid
RegCloseKey
AdjustTokenPrivileges

kernel32

_lopen
_llseek
CompareStringA
GetLastError
GetFileAttributesA
GetSystemDirectoryA
LoadLibraryA
DeleteFileA
GlobalAlloc
GlobalFree
CloseHandle
WritePrivateProfileStringA
IsDBCSLeadByte
GetWindowsDirectoryA
SetFileAttributesA
GetProcAddress
GlobalLock
LocalFree
RemoveDirectoryA
FreeLibrary
_lclose
CreateDirectoryA
GetPrivateProfileIntA
GetPrivateProfileStringA
GlobalUnlock
ReadFile
SizeofResource
WriteFile
GetDriveTypeA
LoadLibraryExA
SetFileTime
SetFilePointer
FindResourceA
CreateMutexA
GetVolumeInformationA
WaitForSingleObject
GetCurrentDirectoryA
FreeResource
GetVersion
SetCurrentDirectoryA
GetTempPathA
LocalFileTimeToFileTime
CreateFileA
SetEvent
TerminateThread
GetVersionExA
LockResource
GetSystemInfo
CreateThread
ResetEvent
LoadResource
ExitProcess
GetModuleHandleW
CreateProcessA
FormatMessageA
GetTempFileNameA
DosDateTimeToFileTime
CreateEventA
GetExitCodeProcess
ExpandEnvironmentStringsA
LocalAlloc
lstrcmpA
FindNextFileA
GetCurrentProcess
FindFirstFileA
GetModuleFileNameA
GetShortPathNameA
Sleep
GetStartupInfoW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
GetTickCount
EnumResourceLanguagesA
GetDiskFreeSpaceA
MulDiv
FindClose

gdi32

GetDeviceCaps

user32

ShowWindow
MsgWaitForMultipleObjects
SetWindowPos
GetDC
GetWindowRect
DispatchMessageA
GetSystemMetrics
CallWindowProcA
SetWindowTextA
MessageBoxA
SendDlgItemMessageA
SendMessageA
GetDlgItem
DialogBoxIndirectParamA
GetWindowLongPtrA
SetWindowLongPtrA
SetForegroundWindow
ReleaseDC
EnableWindow
CharNextA
LoadStringA
CharPrevA
EndDialog
MessageBeep
ExitWindowsEx
SetDlgItemTextA
CharUpperA
GetDesktopWindow
PeekMessageA
GetDlgItemTextA

msvcrt

?terminate@@YAXXZ
_commode
_fmode
_acmdln
__C_specific_handler
memset
__setusermatherr
_ismbblead
_cexit
_exit
exit
__set_app_type
__getmainargs
_amsg_exit
_XcptFilter
memcpy_s
_vsnprintf
_initterm
memcpy

comctl32

ord17

cabinet

ord20
ord21
ord23
ord22

version

VerQueryValueA
GetFileVersionInfoSizeA
GetFileVersionInfoA

Sections

.text
Size: 32KB - Virtual size: 31KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 12KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 4KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 43.5MB - Virtual size: 43.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 44B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

4cea7ae85c87ddc7295d39ff9cda31d1

Code Sign

20:d2:96:c3:83:40:1e:8d:40:c3:0d:f9:f6:92:8d:72Certificate

Extended Key Usages

Key Usages

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4Certificate

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

98:f9:02:23:9f:58:a0:43:00:16:43:88:ed:ef:1a:fa:7a:49:a3:db:dd:fd:8d:00:de:ae:59:9d:a3:c5:d9:73Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

kernel32

gdi32

user32

msvcrt

comctl32

cabinet

version

Sections

.text Size: 32KB - Virtual size: 31KB

.rdata Size: 12KB - Virtual size: 8KB

.data Size: 4KB - Virtual size: 7KB

.pdata Size: 4KB - Virtual size: 1KB

.rsrc Size: 43.5MB - Virtual size: 43.5MB

.reloc Size: 4KB - Virtual size: 44B

20:d2:96:c3:83:40:1e:8d:40:c3:0d:f9:f6:92:8d:72
Certificate

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

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

98:f9:02:23:9f:58:a0:43:00:16:43:88:ed:ef:1a:fa:7a:49:a3:db:dd:fd:8d:00:de:ae:59:9d:a3:c5:d9:73
Signer

.text
Size: 32KB - Virtual size: 31KB

.rdata
Size: 12KB - Virtual size: 8KB

.data
Size: 4KB - Virtual size: 7KB

.pdata
Size: 4KB - Virtual size: 1KB

.rsrc
Size: 43.5MB - Virtual size: 43.5MB

.reloc
Size: 4KB - Virtual size: 44B