utweb_installer[.]exe

Sharing

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General

Target

utweb_installer.exe
Size

1.7MB
MD5

6211646e926e9ce536c258af312a30e2
SHA1

5df4b0416d0c9263cad7ed3d6e384ebce8d9790d
SHA256

1a6dd4240b2ebefac1941e61cd7a0a5c3845e049e9740984e8dbe57c7478d97d
SHA512

360343a84a12802f40c6fa7203df064776b171398be702d98dd79ffb7e320a4a69a54e74e62ad7debec2e016ee99aa6994347c93fb7029256cc1a24a02e117e7
SSDEEP

24576:a7FUDowAyrTVE3U5FREP0qdH5WZGfiw9uRvGH5CtS86H4KdGfF7DO9:aBuZrEUMddZQIIkZsdm4KofF7

Score

1^/10

Malware Config

Signatures

Files

utweb_installer.exe
.exe windows:6 windows x86 arch:x86

e569e6f445d32ba23766ad67d1e3787f

Code Sign

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

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

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

05:44: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

0e:f8:32:73:f4:e1:83:71:ee:e9:6c:a2:3b:cf:b3:76
Certificate

Issuer

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

Not Before

13/09/2021, 00:00

Not After

12/09/2024, 23:59

Subject

CN=Rainberry Inc,O=Rainberry Inc,L=San Francisco,ST=California,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

b2:8a:a5:2c:b5:0f:70:7a:3f:05:48:18:d8:3b:f7:26:cb:c1:4f:63:6b:d2:3e:ba:62:03:ae:c1:1a:38:ef:b3
Signer

Actual PE Digest

b2:8a:a5:2c:b5:0f:70:7a:3f:05:48:18:d8:3b:f7:26:cb:c1:4f:63:6b:d2:3e:ba:62:03:ae:c1:1a:38:ef:b3

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_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Imports

kernel32

GetACP
GetExitCodeProcess
LocalFree
CloseHandle
SizeofResource
VirtualProtect
VirtualFree
GetFullPathNameW
ExitProcess
HeapAlloc
GetCPInfoExW
RtlUnwind
GetCPInfo
GetStdHandle
GetModuleHandleW
FreeLibrary
HeapDestroy
ReadFile
CreateProcessW
GetLastError
GetModuleFileNameW
SetLastError
FindResourceW
CreateThread
CompareStringW
LoadLibraryA
ResetEvent
GetVersion
RaiseException
FormatMessageW
SwitchToThread
GetExitCodeThread
GetCurrentThread
LoadLibraryExW
LockResource
GetCurrentThreadId
UnhandledExceptionFilter
VirtualQuery
VirtualQueryEx
Sleep
EnterCriticalSection
SetFilePointer
LoadResource
SuspendThread
GetTickCount
GetFileSize
GetStartupInfoW
GetFileAttributesW
InitializeCriticalSection
GetSystemWindowsDirectoryW
GetThreadPriority
SetThreadPriority
GetCurrentProcess
VirtualAlloc
GetSystemInfo
GetCommandLineW
LeaveCriticalSection
GetProcAddress
ResumeThread
GetVersionExW
VerifyVersionInfoW
HeapCreate
GetWindowsDirectoryW
VerSetConditionMask
GetDiskFreeSpaceW
FindFirstFileW
GetUserDefaultUILanguage
lstrlenW
QueryPerformanceCounter
SetEndOfFile
HeapFree
WideCharToMultiByte
FindClose
MultiByteToWideChar
LoadLibraryW
SetEvent
CreateFileW
GetLocaleInfoW
GetSystemDirectoryW
DeleteFileW
GetLocalTime
GetEnvironmentVariableW
WaitForSingleObject
WriteFile
ExitThread
DeleteCriticalSection
TlsGetValue
GetDateFormatW
SetErrorMode
IsValidLocale
TlsSetValue
CreateDirectoryW
GetSystemDefaultUILanguage
EnumCalendarInfoW
LocalAlloc
GetUserDefaultLangID
RemoveDirectoryW
CreateEventW
SetThreadLocale
GetThreadLocale

comctl32

InitCommonControls

version

GetFileVersionInfoSizeW
VerQueryValueW
GetFileVersionInfoW

user32

CreateWindowExW
TranslateMessage
CharLowerBuffW
CallWindowProcW
CharUpperW
PeekMessageW
GetSystemMetrics
SetWindowLongW
MessageBoxW
DestroyWindow
CharUpperBuffW
CharNextW
MsgWaitForMultipleObjects
LoadStringW
ExitWindowsEx
DispatchMessageW

oleaut32

SysAllocStringLen
SafeArrayPtrOfIndex
VariantCopy
SafeArrayGetLBound
SafeArrayGetUBound
VariantInit
VariantClear
SysFreeString
SysReAllocStringLen
VariantChangeType
SafeArrayCreate

netapi32

NetWkstaGetInfo
NetApiBufferFree

advapi32

ConvertStringSecurityDescriptorToSecurityDescriptorW
RegQueryValueExW
AdjustTokenPrivileges
GetTokenInformation
ConvertSidToStringSidW
LookupPrivilegeValueW
RegCloseKey
OpenProcessToken
RegOpenKeyExW

Exports

Exports

TMethodImplementationIntercept
__dbk_fcall_wrapper
dbkFCallWrapperAddr

Sections

.text
Size: 718KB - Virtual size: 718KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 14KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 27KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.didata
Size: 512B - Virtual size: 420B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 512B - Virtual size: 154B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: - Virtual size: 24B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 93B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 59KB - Virtual size: 58KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e569e6f445d32ba23766ad67d1e3787f

Code Sign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

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

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

0e:f8:32:73:f4:e1:83:71:ee:e9:6c:a2:3b:cf:b3:76Certificate

Extended Key Usages

Key Usages

b2:8a:a5:2c:b5:0f:70:7a:3f:05:48:18:d8:3b:f7:26:cb:c1:4f:63:6b:d2:3e:ba:62:03:ae:c1:1a:38:ef:b3Signer

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

comctl32

version

user32

oleaut32

netapi32

advapi32

Exports

Exports

Sections

.text Size: 718KB - Virtual size: 718KB

.itext Size: 6KB - Virtual size: 5KB

.data Size: 14KB - Virtual size: 13KB

.bss Size: - Virtual size: 27KB

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

.didata Size: 512B - Virtual size: 420B

.edata Size: 512B - Virtual size: 154B

.tls Size: - Virtual size: 24B

.rdata Size: 512B - Virtual size: 93B

.rsrc Size: 59KB - Virtual size: 58KB

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

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

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

0e:f8:32:73:f4:e1:83:71:ee:e9:6c:a2:3b:cf:b3:76
Certificate

b2:8a:a5:2c:b5:0f:70:7a:3f:05:48:18:d8:3b:f7:26:cb:c1:4f:63:6b:d2:3e:ba:62:03:ae:c1:1a:38:ef:b3
Signer

.text
Size: 718KB - Virtual size: 718KB

.itext
Size: 6KB - Virtual size: 5KB

.data
Size: 14KB - Virtual size: 13KB

.bss
Size: - Virtual size: 27KB

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

.didata
Size: 512B - Virtual size: 420B

.edata
Size: 512B - Virtual size: 154B

.tls
Size: - Virtual size: 24B

.rdata
Size: 512B - Virtual size: 93B

.rsrc
Size: 59KB - Virtual size: 58KB