Install_Win8_8[.]1_8088_12222021[.]exe

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General

Target

Install_Win8_8.1_8088_12222021.exe
Size

5.0MB
MD5

e050c6acdcf5dfffe50fe1bbb6309a77
SHA1

9fee090d5eac4daf5fc062b7d0d3853c0e5f8688
SHA256

b7de57025ef6e2d0c2d6232ab999f5ac5980299f67def72f99b348c99cafdb91
SHA512

fa469e0aed7a1d9ee838c2b52c9441792501bfab1b5efc11bce881f2937ea9f516d4082df406a60a1e990ad16e276bc2304560f97c6733cdff2003cf1f2d4d53
SSDEEP

98304:mPBMOBFSS+MeQoEbgeBZzKDAdcJbwHjH7aCz60SXVtiO2BXMXO97I:m50S+MeQb0e3dEbwHjb+XiOIFNI

Score

1^/10

Malware Config

Signatures

Files

Install_Win8_8.1_8088_12222021.exe
.exe windows:4 windows x86

3764040f14dce7c10295b2086d0b20f8

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

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

Not Before

29/04/2021, 00:00

Not After

28/04/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

05:10:1d:15:d8:f8:58:ee:53:27:dc:9b:f4:b5:e6:0b
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

15/07/2021, 00:00

Not After

13/01/2022, 23:59

Subject

SERIALNUMBER=22671299,CN=Realtek Semiconductor Corp.,O=Realtek Semiconductor Corp.,L=HSINCHU,C=TW,1.3.6.1.4.1.311.60.2.1.3=#13025457,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

Issuer

CN=DigiCert SHA2 Assured ID Timestamping CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/01/2021, 00:00

Not After

06/01/2031, 00:00

Subject

CN=DigiCert Timestamp 2021,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

Issuer

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

Not Before

07/01/2016, 12:00

Not After

07/01/2031, 12:00

Subject

CN=DigiCert SHA2 Assured ID Timestamping CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

2d:19:78:db:28:5a:48:9f:42:08:a4:f9:65:b6:5b:a7:bd:2a:80:d8:61:7c:ca:dc:97:5d:8a:5e:71:83:a7:48
Signer

Actual PE Digest

2d:19:78:db:28:5a:48:9f:42:08:a4:f9:65:b6:5b:a7:bd:2a:80:d8:61:7c:ca:dc:97:5d:8a:5e:71:83:a7:48

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Imports

oleaut32

SysStringLen
SysAllocStringLen
VariantClear

user32

DialogBoxParamW
SetWindowLongW
GetWindowLongW
GetDlgItem
LoadStringW
CharUpperW
DestroyWindow
EndDialog
PostMessageW
SetWindowTextW
ShowWindow
MessageBoxW
SendMessageW
LoadIconW
KillTimer
SetTimer

shell32

ShellExecuteExW

msvcrt

_controlfp
__set_app_type
__p__fmode
__p__commode
_adjust_fdiv
__setusermatherr
_initterm
__getmainargs
_acmdln
exit
_XcptFilter
_exit
?terminate@@YAXXZ
??1type_info@@UAE@XZ
_except_handler3
_beginthreadex
memset
wcsstr
free
malloc
memcpy
_CxxThrowException
_purecall
memmove
memcmp
wcscmp
__CxxFrameHandler

kernel32

CloseHandle
GetStartupInfoA
InitializeCriticalSection
ReleaseSemaphore
CreateSemaphoreW
ResetEvent
SetEvent
CreateEventW
lstrlenW
lstrcatW
VirtualFree
VirtualAlloc
Sleep
GetStdHandle
GlobalMemoryStatus
GetSystemInfo
GetCurrentProcess
GetProcessAffinityMask
SetEndOfFile
WriteFile
ReadFile
SetFilePointer
GetFileSize
GetFileInformationByHandle
GetFileAttributesW
GetModuleHandleA
FindNextFileW
FindFirstFileW
FindClose
GetCurrentThreadId
GetTickCount
GetCurrentProcessId
GetTempPathW
GetCurrentDirectoryW
SetCurrentDirectoryW
SetLastError
DeleteFileW
CreateDirectoryW
GetModuleHandleW
GetProcAddress
RemoveDirectoryW
SetFileAttributesW
CreateFileW
SetFileTime
GetSystemDirectoryW
FormatMessageW
LocalFree
GetModuleFileNameW
LoadLibraryExW
DeleteCriticalSection
EnterCriticalSection
LeaveCriticalSection
GetLastError
GetVersionExW
GetCommandLineW
CreateProcessW
WaitForSingleObject

Sections

.text
Size: 103KB - Virtual size: 103KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 15KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.sxdata
Size: 512B - Virtual size: 4B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 150KB - Virtual size: 150KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3764040f14dce7c10295b2086d0b20f8

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

05:10:1d:15:d8:f8:58:ee:53:27:dc:9b:f4:b5:e6:0bCertificate

Extended Key Usages

Key Usages

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:ddCertificate

Extended Key Usages

Key Usages

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15Certificate

Extended Key Usages

Key Usages

2d:19:78:db:28:5a:48:9f:42:08:a4:f9:65:b6:5b:a7:bd:2a:80:d8:61:7c:ca:dc:97:5d:8a:5e:71:83:a7:48Signer

Headers

DLL Characteristics

File Characteristics

Imports

oleaut32

user32

shell32

msvcrt

kernel32

Sections

.text Size: 103KB - Virtual size: 103KB

.rdata Size: 15KB - Virtual size: 14KB

.data Size: 512B - Virtual size: 8KB

.sxdata Size: 512B - Virtual size: 4B

.rsrc Size: 150KB - Virtual size: 150KB

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

05:10:1d:15:d8:f8:58:ee:53:27:dc:9b:f4:b5:e6:0b
Certificate

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

2d:19:78:db:28:5a:48:9f:42:08:a4:f9:65:b6:5b:a7:bd:2a:80:d8:61:7c:ca:dc:97:5d:8a:5e:71:83:a7:48
Signer

.text
Size: 103KB - Virtual size: 103KB

.rdata
Size: 15KB - Virtual size: 14KB

.data
Size: 512B - Virtual size: 8KB

.sxdata
Size: 512B - Virtual size: 4B

.rsrc
Size: 150KB - Virtual size: 150KB