Nezur-Key-System-Checkpoint-Two-WorkInk-Instal_496269[.]exe

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General

Target

Nezur-Key-System-Checkpoint-Two-WorkInk-Instal_496269.exe
Size

23.0MB
MD5

7b8b2010bc02244ff9f5b669b97190f3
SHA1

9e1c809de3df80ef14e735016e1eafd7c5cd908f
SHA256

6a44271f3d4ea081e3a477d646af895eac7a25a9cbb77aa6c56ef21ac50a58ef
SHA512

ed0e865bf59fc16404392290a24c59096df0102f76f8803c667dd23256d63657721ca83ae908528a6f16ac3c47e9b86e480a78a7264ddef93f442b79a72bf270
SSDEEP

393216:XLnX6bEOX0GrucnVw7TdvgX+bs16Xy/AhH+2v6xj/dMJAut4HAPDfMLeQQuC4Twh:DXXcw7TdgX76XycenjlMJAuCZDDZTK7F

Score

1^/10

Malware Config

Signatures

Files

Nezur-Key-System-Checkpoint-Two-WorkInk-Instal_496269.exe
.exe windows:5 windows x86 arch:x86

e3d5caecfcf2671782193aa863da547f

Code Sign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

Issuer

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

25/05/2021, 00:00

Not After

31/12/2028, 23:59

Subject

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:d7:08:a8:91:40:53:19:e2:a5:bb:d3:39:b9:ad:6e
Certificate

Issuer

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Not Before

22/03/2021, 00:00

Not After

21/03/2036, 23:59

Subject

CN=Sectigo Public Code Signing CA EV R36,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

b3:d0:64:9e:4d:eb:45:e2:60:b5:3d:30:63:6d:e1:cb
Certificate

Issuer

CN=Sectigo Public Code Signing CA EV R36,O=Sectigo Limited,C=GB

Not Before

09/01/2024, 00:00

Not After

08/01/2025, 23:59

Subject

SERIALNUMBER=20201775850,CN=Sharp Innovations Inc.,O=Sharp Innovations Inc.,ST=Colorado,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#1308436f6c6f7261646f,1.3.6.1.4.1.311.60.2.1.3=#13025553

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

3a:52:6a:2c:84:ce:55:e6:1d:65:fc:cc:12:d8:e9:89
Certificate

Issuer

CN=Sectigo Public Time Stamping CA R36,O=Sectigo Limited,C=GB

Not Before

15/01/2024, 00:00

Not After

14/04/2035, 23:59

Subject

CN=Sectigo Public Time Stamping Signer R35,O=Sectigo Limited,ST=Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

7a:23:ae:da:53:69:96:0f:91:c8:3e:5c:f4:c7:e3:3f
Certificate

Issuer

CN=Sectigo Public Time Stamping Root R46,O=Sectigo Limited,C=GB

Not Before

22/03/2021, 00:00

Not After

21/03/2036, 23:59

Subject

CN=Sectigo Public Time Stamping CA R36,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

36:c2:b0:bd:7c:1b:3a:e7:a3:b3:dd:36:cb:c9:75:68
Certificate

Issuer

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

Not Before

22/03/2021, 00:00

Not After

18/01/2038, 23:59

Subject

CN=Sectigo Public Time Stamping Root R46,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

66:41:b2:5e:d3:43:c3:70:6f:d0:7d:8e:67:08:53:5c:2c:2d:19:25:1f:a7:91:a4:a1:ae:58:30:36:e4:ef:f1
Signer

Actual PE Digest

66:41:b2:5e:d3:43:c3:70:6f:d0:7d:8e:67:08:53:5c:2c:2d:19:25:1f:a7:91:a4:a1:ae:58:30:36:e4:ef:f1

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

GetDriveTypeW
FreeEnvironmentStringsW
SetHandleCount
GetFileSize
SleepEx
GetVersionExW
GetTimeFormatA
SetEvent
CloseHandle
GetTickCount
GetProcessAffinityMask
GetCurrentDirectoryW
RemoveDirectoryW
HeapSize
EnumSystemLocalesA
TlsGetValue
TlsAlloc
GlobalAlloc
ExitProcess
IsValidLocale
HeapCreate
LoadLibraryA
CreateSemaphoreW
PeekNamedPipe
FindFirstFileW
QueryPerformanceFrequency
SetPriorityClass
ResetEvent
WideCharToMultiByte
GlobalUnlock
SetLastError
InitializeCriticalSection
GetOEMCP
SetUnhandledExceptionFilter
LocalFree
WriteConsoleW
SetEnvironmentVariableA
GetLocaleInfoA
Sleep
ReadFile
GetCurrentProcess
InterlockedExchange
GetSystemDirectoryW
CompareStringW
SetEndOfFile
MoveFileExW
lstrlenA
VerSetConditionMask
GetSystemTimeAsFileTime
SetFileTime
MultiByteToWideChar
GetTimeZoneInformation
TlsFree
WaitForMultipleObjects
IsProcessorFeaturePresent
GetCurrentThreadId
HeapSetInformation
GetStdHandle
CreateThread
VirtualFree
LeaveCriticalSection
IsDebuggerPresent
FreeLibrary
GlobalFree
GetStartupInfoW
GetEnvironmentStringsW
EnterCriticalSection
GetFullPathNameW
CreateDirectoryW
FileTimeToSystemTime
HeapFree
FileTimeToLocalFileTime
GetConsoleMode
DecodePointer
InitializeCriticalSectionAndSpinCount
GetModuleFileNameA
GetModuleFileNameW
GetFileAttributesW
LoadLibraryExW
GetUserDefaultLCID
GetEnvironmentVariableA
DeleteFileW
ReleaseSemaphore
IsValidCodePage
TerminateProcess
ExitThread
GetProcessHeap
VirtualQuery
WriteFile
SetStdHandle
FindClose
GetFileType
GetLocaleInfoW
GetACP
HeapAlloc
GetVersion
GetLastError
FormatMessageW
GetCommandLineW
GetSystemInfo
EncodePointer
CompareFileTime
GetCurrentProcessId
GetDateFormatA
DeleteFileA
InterlockedDecrement
GetModuleHandleA
GetFileSizeEx
QueryPerformanceCounter
LCMapStringW
VirtualAlloc
WaitForSingleObject
GetModuleHandleW
CreateFileW
InterlockedIncrement
GetFileInformationByHandle
GlobalLock
CreateEventW
MoveFileW
GetProcAddress
FlushFileBuffers
FindFirstFileExW
GetStringTypeW
HeapReAlloc
LoadLibraryW
UnhandledExceptionFilter
RtlUnwind
FindNextFileW
GetCPInfo
GetLogicalDriveStringsW
RaiseException
SetFileAttributesW
GlobalMemoryStatus
TlsSetValue
GetTickCount64
SetFilePointer
GetConsoleCP
VerifyVersionInfoW
GetCommandLineA
DeleteCriticalSection

user32

InvalidateRect
SetClipboardData
EnableWindow
CloseClipboard
PostMessageW
SetWindowTextW
GetWindowTextW
SystemParametersInfoW
GetWindowLongW
LoadCursorW
MoveWindow
OpenClipboard
DialogBoxParamW
EmptyClipboard
ShowWindow
IsDlgButtonChecked
EndDialog
GetKeyState
GetDlgItem
LoadIconW
SetWindowLongW
SendMessageW
MonitorFromWindow
GetParent
SetTimer
MessageBoxW
CharUpperW
GetWindowTextLengthW
GetWindowRect
GetFocus
MapDialogRect
SetCursor
SetFocus
LoadStringW
ScreenToClient
GetMonitorInfoA
SetDlgItemTextW
wsprintfA
KillTimer
CheckDlgButton

advapi32

CryptGetHashParam
CryptAcquireContextW
CryptReleaseContext
CryptHashData
CryptCreateHash
CryptGenRandom
CryptDestroyKey
CloseServiceHandle
CryptImportKey
CryptEncrypt
CryptDestroyHash

shell32

SHGetPathFromIDListW
SHBrowseForFolderW
SHGetFileInfoW

ole32

CoTaskMemFree
OleInitialize
CoCreateInstance
CoInitialize
CoUninitialize

oleaut32

SysAllocString
SysStringLen
SysAllocStringLen
VariantClear
SysFreeString

ws2_32

WSAEventSelect
WSAEnumNetworkEvents
freeaddrinfo
WSAResetEvent
WSAWaitForMultipleEvents
WSACloseEvent
WSAStartup
recvfrom
WSACleanup
WSAGetLastError
send
closesocket
gethostname
ioctlsocket
__WSAFDIsSet
select
recv
WSAIoctl
setsockopt
getsockname
ntohs
bind
htons
getsockopt
getpeername
socket
connect
WSASetLastError
WSACreateEvent
getaddrinfo
accept
listen
sendto
htonl

crypt32

CertCreateCertificateChainEngine
CertOpenStore
CertFindCertificateInStore
CertFreeCertificateContext
CertFreeCertificateChain
CertFreeCertificateChainEngine
CryptQueryObject
PFXImportCertStore
CertEnumCertificatesInStore
CertFindExtension
CertAddCertificateContextToStore
CryptDecodeObjectEx
CertGetCertificateChain
CryptStringToBinaryW
CertCloseStore

wldap32

ord147
ord216
ord46
ord41
ord27
ord301
ord167
ord79
ord142
ord127
ord133
ord26
ord208
ord145
ord219
ord14
ord117
ord73

Sections

.text
Size: 5.8MB - Virtual size: 5.8MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 212KB - Virtual size: 211KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 10KB - Virtual size: 34KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 9KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 100KB - Virtual size: 99KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e3d5caecfcf2671782193aa863da547f

Code Sign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16Certificate

Extended Key Usages

Key Usages

33:d7:08:a8:91:40:53:19:e2:a5:bb:d3:39:b9:ad:6eCertificate

Extended Key Usages

Key Usages

b3:d0:64:9e:4d:eb:45:e2:60:b5:3d:30:63:6d:e1:cbCertificate

Extended Key Usages

Key Usages

3a:52:6a:2c:84:ce:55:e6:1d:65:fc:cc:12:d8:e9:89Certificate

Extended Key Usages

Key Usages

7a:23:ae:da:53:69:96:0f:91:c8:3e:5c:f4:c7:e3:3fCertificate

Extended Key Usages

Key Usages

36:c2:b0:bd:7c:1b:3a:e7:a3:b3:dd:36:cb:c9:75:68Certificate

Extended Key Usages

Key Usages

66:41:b2:5e:d3:43:c3:70:6f:d0:7d:8e:67:08:53:5c:2c:2d:19:25:1f:a7:91:a4:a1:ae:58:30:36:e4:ef:f1Signer

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

ole32

oleaut32

ws2_32

crypt32

wldap32

Sections

.text Size: 5.8MB - Virtual size: 5.8MB

.rdata Size: 212KB - Virtual size: 211KB

.data Size: 10KB - Virtual size: 34KB

.rsrc Size: 9KB - Virtual size: 9KB

.reloc Size: 100KB - Virtual size: 99KB

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

33:d7:08:a8:91:40:53:19:e2:a5:bb:d3:39:b9:ad:6e
Certificate

b3:d0:64:9e:4d:eb:45:e2:60:b5:3d:30:63:6d:e1:cb
Certificate

3a:52:6a:2c:84:ce:55:e6:1d:65:fc:cc:12:d8:e9:89
Certificate

7a:23:ae:da:53:69:96:0f:91:c8:3e:5c:f4:c7:e3:3f
Certificate

36:c2:b0:bd:7c:1b:3a:e7:a3:b3:dd:36:cb:c9:75:68
Certificate

66:41:b2:5e:d3:43:c3:70:6f:d0:7d:8e:67:08:53:5c:2c:2d:19:25:1f:a7:91:a4:a1:ae:58:30:36:e4:ef:f1
Signer

.text
Size: 5.8MB - Virtual size: 5.8MB

.rdata
Size: 212KB - Virtual size: 211KB

.data
Size: 10KB - Virtual size: 34KB

.rsrc
Size: 9KB - Virtual size: 9KB

.reloc
Size: 100KB - Virtual size: 99KB