RarExt[.]dll | Triage

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General

Target

RarExt.dll
Size

632KB
MD5

650a771d005941c7a23926011d75ad8f
SHA1

84b346acd006f21d7ffb8d5ea5937ec0ee3daa4f
SHA256

b28d116dd3066e7a3c9f0cc2f63d34a7189c9d78e869d1255c9dec59172a9d5f
SHA512

4724bd81c26716f0ad59187c78fbb920fd8b251540e76c28d93e0afcce3ebe0e3e2b4605e9d444bbbc3e828ce11f2b73489404318ab11403eff94b42ef2c9bad
SSDEEP

12288:LBnnEQAdpv+cJtb6Sv7x87i3YhWOU9f/e3lgtoTEBd3X3ud:LxEQAzlJteSv7Uae3EoTEBd3X3a

Score

1^/10

Malware Config

Signatures

Files

RarExt.dll
.dll windows x64

a8504009dbc4ed5cfe4d78a42d3d110c

Code Sign

48:1b:6a:07:26:d2:e8:3f:26:02:d4:82:5a:cd
Certificate

Issuer

CN=GlobalSign,OU=GlobalSign Root CA - R3,O=GlobalSign

Not Before

15/06/2016, 00:00

Not After

15/06/2024, 00:00

Subject

CN=GlobalSign CodeSigning CA - SHA256 - G3,O=GlobalSign nv-sa,C=BE

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageOCSPSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

73:1d:40:ae:3f:3a:1f:b2:bc:3d:83:95
Certificate

Issuer

CN=GlobalSign CodeSigning CA - SHA256 - G3,O=GlobalSign nv-sa,C=BE

Not Before

25/08/2020, 13:42

Not After

26/08/2023, 13:42

Subject

CN=win.rar GmbH,O=win.rar GmbH,L=Berlin,ST=Berlin,C=DE

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

48:1b:6a:07:26:d2:e8:3f:26:02:d4:82:5a:cd
Certificate

Issuer

CN=GlobalSign,OU=GlobalSign Root CA - R3,O=GlobalSign

Not Before

15/06/2016, 00:00

Not After

15/06/2024, 00:00

Subject

CN=GlobalSign CodeSigning CA - SHA256 - G3,O=GlobalSign nv-sa,C=BE

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageOCSPSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

73:1d:40:ae:3f:3a:1f:b2:bc:3d:83:95
Certificate

Issuer

CN=GlobalSign CodeSigning CA - SHA256 - G3,O=GlobalSign nv-sa,C=BE

Not Before

25/08/2020, 13:42

Not After

26/08/2023, 13:42

Subject

CN=win.rar GmbH,O=win.rar GmbH,L=Berlin,ST=Berlin,C=DE

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

01:00:46:69:50:a6:04:a9:d9:70:e8:1d:d2:4d:41:9f
Certificate

Issuer

CN=GlobalSign Timestamping CA - SHA384 - G4,O=GlobalSign nv-sa,C=BE

Not Before

27/05/2021, 09:55

Not After

28/06/2032, 09:55

Subject

CN=Globalsign TSA for Advanced - G4,O=GlobalSign nv-sa,C=BE

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

01:ec:1c:92:40:de:fd:2e:40:5d:7c:47:74
Certificate

Issuer

CN=GlobalSign,OU=GlobalSign Root CA - R6,O=GlobalSign

Not Before

20/06/2018, 00:00

Not After

10/12/2034, 00:00

Subject

CN=GlobalSign Timestamping CA - SHA384 - G4,O=GlobalSign nv-sa,C=BE

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

01:f2:40:42:40:ce:fd:22:db:e9:6c:71:fc
Certificate

Issuer

CN=GlobalSign,OU=GlobalSign Root CA - R3,O=GlobalSign

Not Before

20/02/2019, 00:00

Not After

18/03/2029, 10:00

Subject

CN=GlobalSign,OU=GlobalSign Root CA - R6,O=GlobalSign

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

04:00:00:00:00:01:21:58:53:08:a2
Certificate

Issuer

CN=GlobalSign,OU=GlobalSign Root CA - R3,O=GlobalSign

Not Before

18/03/2009, 10:00

Not After

18/03/2029, 10:00

Subject

CN=GlobalSign,OU=GlobalSign Root CA - R3,O=GlobalSign

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

2c:e3:ad:95:6d:5c:8e:4b:4e:b4:49:e5:93:69:b0:0d:2d:dc:25:83:03:0c:b3:2b:4f:90:32:3c:05:77:56:43
Signer

Actual PE Digest

2c:e3:ad:95:6d:5c:8e:4b:4e:b4:49:e5:93:69:b0:0d:2d:dc:25:83:03:0c:b3:2b:4f:90:32:3c:05:77:56:43

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

CN=win.rar GmbH,O=win.rar GmbH,L=Berlin,ST=Berlin,C=DE

03/03/2022, 13:16
Valid: true

Chain 1

CN=win.rar GmbH,O=win.rar GmbH,L=Berlin,ST=Berlin,C=DE

CN=GlobalSign CodeSigning CA - SHA256 - G3,O=GlobalSign nv-sa,C=BE

CN=GlobalSign,OU=GlobalSign Root CA - R3,O=GlobalSign

74:00:3a:d1:60:c7:8e:26:1a:a4:a8:9c:28:4c:19:80:a3:dd:6d:cb
Signer

Actual PE Digest

74:00:3a:d1:60:c7:8e:26:1a:a4:a8:9c:28:4c:19:80:a3:dd:6d:cb

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

CN=win.rar GmbH,O=win.rar GmbH,L=Berlin,ST=Berlin,C=DE

03/03/2022, 13:16
Valid: true

Chain 1

CN=win.rar GmbH,O=win.rar GmbH,L=Berlin,ST=Berlin,C=DE

CN=GlobalSign CodeSigning CA - SHA256 - G3,O=GlobalSign nv-sa,C=BE

CN=GlobalSign,OU=GlobalSign Root CA - R3,O=GlobalSign

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

LoadLibraryExW
CompareStringA
Sleep
GetCurrentProcess
GetCurrentThread
SetThreadPriority
SetPriorityClass
GetSystemDirectoryW
SetThreadExecutionState
FileTimeToLocalFileTime
LocalFileTimeToFileTime
GetSystemTime
SystemTimeToTzSpecificLocalTime
TzSpecificLocalTimeToSystemTime
FileTimeToSystemTime
SystemTimeToFileTime
CompareStringW
MultiByteToWideChar
WideCharToMultiByte
GetCPInfo
IsDBCSLeadByte
GetModuleHandleExW
GetLocaleInfoW
GetNumberFormatW
GetLogicalDrives
GetTempPathW
SetCurrentDirectoryW
LockResource
GlobalAlloc
GlobalUnlock
GlobalLock
GlobalFree
WaitForSingleObject
WriteConsoleW
HeapSize
GetStringTypeW
SetStdHandle
GetProcessHeap
LCMapStringW
FlsFree
FlsSetValue
FlsGetValue
FlsAlloc
SizeofResource
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
FindFirstFileExW
GetConsoleOutputCP
ReadConsoleW
GetConsoleMode
SetFilePointerEx
GetFileSizeEx
HeapReAlloc
HeapAlloc
HeapFree
ExitProcess
QueryPerformanceFrequency
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
EncodePointer
InterlockedFlushSList
RtlUnwindEx
RaiseException
RtlPcToFileHeader
LocalFree
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
QueryPerformanceCounter
GetStartupInfoW
IsDebuggerPresent
GetModuleHandleW
LoadResource
FoldStringW
GetModuleFileNameW
GetFullPathNameW
GetCurrentDirectoryW
GetVersionExW
FindNextFileW
FindFirstFileW
FindClose
CreateFileW
ExpandEnvironmentStringsW
MoveFileW
GetCurrentProcessId
DeviceIoControl
SetFileAttributesW
RemoveDirectoryW
GetFileAttributesW
GetDriveTypeW
GetDiskFreeSpaceExW
DeleteFileW
FindResourceW
CreateDirectoryW
GetFileTime
GetFileType
FlushFileBuffers
GetStdHandle
SetLastError
LoadLibraryW
GetProcAddress
FreeLibrary
GetLastError
CloseHandle
WriteFile
SetFileTime
SetFilePointer
CreateEventW
WaitForSingleObjectEx
ResetEvent
SetEvent
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
LeaveCriticalSection
EnterCriticalSection
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
SetEndOfFile
ReadFile
GetFileSize
FreeEnvironmentStringsW
RtlUnwind

user32

GetWindowTextLengthW
SendMessageW
ShowWindow
GetDlgItem
EnableWindow
GetDC
ReleaseDC
InvalidateRect
SetWindowTextW
GetParent
wsprintfW
GetMonitorInfoW
MonitorFromPoint
LoadImageW
SetWindowLongPtrW
EqualRect
GetSysColor
GetCursorPos
EndPaint
BeginPaint
InsertMenuItemW
AppendMenuW
CreatePopupMenu
OemToCharA
DestroyWindow
EnumDisplayMonitors
CopyImage
MapWindowPoints
MessageBoxW
FlashWindowEx
CreateWindowExW
CreateIcon
LoadCursorW
SetCursor
SendDlgItemMessageW
GetWindowTextW
CharLowerW
CharUpperW
OemToCharBuffA
LoadStringW
GetWindow
GetClassNameW
GetWindowLongPtrW
SetWindowLongW
GetWindowLongW
GetWindowRect
GetClientRect
SetMenuItemInfoW
GetMenuItemInfoW
GetSystemMetrics
SetDlgItemTextW
SetWindowPos

gdi32

SetPixel
GetPixel
GetObjectW
CreateDIBSection
StretchBlt
GetDeviceCaps
DeleteDC
CreateCompatibleDC
CreateCompatibleBitmap
GetTextExtentPoint32W
MoveToEx
SetTextColor
LineTo
DeleteObject
CreatePen
GetTextFaceW
GetTextMetricsW
SelectObject
CreateFontW
TextOutW

advapi32

RegDeleteValueW
RegOpenKeyExW
RegQueryValueExW
AllocateAndInitializeSid
CheckTokenMembership
IsTextUnicode
RegSetValueExW
RegEnumValueW
RegEnumKeyExW
RegCloseKey
RegDeleteKeyW
RegCreateKeyExW
FreeSid

shell32

SHGetPathFromIDListW
SHGetMalloc
ShellExecuteExW
DragQueryFileW
SHGetSpecialFolderLocation

ole32

CoSetProxyBlanket
CoCreateInstance
CoTaskMemFree
CreateStreamOnHGlobal
ReleaseStgMedium

oleaut32

SysFreeString
VariantCopy
VariantClear
VariantChangeType
SysAllocString

shlwapi

SHStrDupW

comctl32

ord8
DestroyPropertySheetPage
CreatePropertySheetPageW

gdiplus

GdipCreateBitmapFromFile
GdipCreateHBITMAPFromBitmap
GdipCloneImage
GdipAlloc
GdipFree
GdipDisposeImage
GdipCreateBitmapFromStream

msimg32

GradientFill

Exports

Exports

DllCanUnloadNow
DllGetClassObject

Sections

.text
Size: 394KB - Virtual size: 393KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 88KB - Virtual size: 88KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 7KB - Virtual size: 115KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 19KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 244B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

a8504009dbc4ed5cfe4d78a42d3d110c

Code Sign

48:1b:6a:07:26:d2:e8:3f:26:02:d4:82:5a:cdCertificate

Extended Key Usages

Key Usages

73:1d:40:ae:3f:3a:1f:b2:bc:3d:83:95Certificate

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

48:1b:6a:07:26:d2:e8:3f:26:02:d4:82:5a:cdCertificate

Extended Key Usages

Key Usages

73:1d:40:ae:3f:3a:1f:b2:bc:3d:83:95Certificate

Extended Key Usages

Key Usages

01:00:46:69:50:a6:04:a9:d9:70:e8:1d:d2:4d:41:9fCertificate

Extended Key Usages

Key Usages

01:ec:1c:92:40:de:fd:2e:40:5d:7c:47:74Certificate

Key Usages

01:f2:40:42:40:ce:fd:22:db:e9:6c:71:fcCertificate

Key Usages

04:00:00:00:00:01:21:58:53:08:a2Certificate

Key Usages

2c:e3:ad:95:6d:5c:8e:4b:4e:b4:49:e5:93:69:b0:0d:2d:dc:25:83:03:0c:b3:2b:4f:90:32:3c:05:77:56:43Signer

Signature Validations

Verification

03/03/2022, 13:16 Valid: true

Chain 1

74:00:3a:d1:60:c7:8e:26:1a:a4:a8:9c:28:4c:19:80:a3:dd:6d:cbSigner

Signature Validations

Verification

03/03/2022, 13:16 Valid: true

Chain 1

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

advapi32

shell32

ole32

oleaut32

shlwapi

comctl32

gdiplus

msimg32

Exports

Exports

Sections

.text Size: 394KB - Virtual size: 393KB

.rdata Size: 88KB - Virtual size: 88KB

.data Size: 7KB - Virtual size: 115KB

.pdata Size: 19KB - Virtual size: 18KB

_RDATA Size: 512B - Virtual size: 244B

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

.reloc Size: 3KB - Virtual size: 2KB

48:1b:6a:07:26:d2:e8:3f:26:02:d4:82:5a:cd
Certificate

73:1d:40:ae:3f:3a:1f:b2:bc:3d:83:95
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

48:1b:6a:07:26:d2:e8:3f:26:02:d4:82:5a:cd
Certificate

73:1d:40:ae:3f:3a:1f:b2:bc:3d:83:95
Certificate

01:00:46:69:50:a6:04:a9:d9:70:e8:1d:d2:4d:41:9f
Certificate

01:ec:1c:92:40:de:fd:2e:40:5d:7c:47:74
Certificate

01:f2:40:42:40:ce:fd:22:db:e9:6c:71:fc
Certificate

04:00:00:00:00:01:21:58:53:08:a2
Certificate

2c:e3:ad:95:6d:5c:8e:4b:4e:b4:49:e5:93:69:b0:0d:2d:dc:25:83:03:0c:b3:2b:4f:90:32:3c:05:77:56:43
Signer

03/03/2022, 13:16
Valid: true

74:00:3a:d1:60:c7:8e:26:1a:a4:a8:9c:28:4c:19:80:a3:dd:6d:cb
Signer

03/03/2022, 13:16
Valid: true

.text
Size: 394KB - Virtual size: 393KB

.rdata
Size: 88KB - Virtual size: 88KB

.data
Size: 7KB - Virtual size: 115KB

.pdata
Size: 19KB - Virtual size: 18KB

_RDATA
Size: 512B - Virtual size: 244B

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

.reloc
Size: 3KB - Virtual size: 2KB