20230524-223640[.]7z

Sharing

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General

Target

20230524-223640.7z
Size

876KB
MD5

f61a00035f8acf8c6e33c8b071e62dd9
SHA1

67e6e15d17bcbc70b8c4f67310523d219cb62e70
SHA256

6091ceefb2d83d769fe66de4e4380c0acd465ad7acdff7a68e257bf26568022a
SHA512

621f1bf2b497d3cd44c70f0c594bf436b5c6ff0488ebcab1737008fe9cc870f4054d89bb3afafa9895121c0b8cd64ada7233944e936af1fd1174e696d674bc48
SSDEEP

24576:lowVNzi8BgKUCTXRTpkgkHZTQWCp7FyHp42v:6wjO3KUkTW55sFyJ4s

Score

3^/10

Malware Config

Signatures

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/¹ãÖÝÊÐÐÇ½ÜÍæ¾ßÓÐÏÞ¹«Ë¾-¶ùÍ¯µç×ÓÒ£¿ØÆû³µ-3cÈÏÖ¤²âÊÔÒªÇó.exe
unpack001/Î´ÃüÃûÎÄ¼þ¼Ð/quickdeskband.dll

Files

20230524-223640.7z
.7z
¹ãÖÝÊÐÐÇ½ÜÍæ¾ßÓÐÏÞ¹«Ë¾-¶ùÍ¯µç×ÓÒ£¿ØÆû³µ-3cÈÏÖ¤²âÊÔÒªÇó.exe
.exe windows x86

b4070734502a100c8f90bbd445995533

Headers

DLL Characteristics

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_32BIT_MACHINE

Imports

kernel32

GetLastError
SetLastError
FormatMessageW
GetCurrentProcess
DeviceIoControl
SetFileTime
CloseHandle
CreateDirectoryW
RemoveDirectoryW
CreateFileW
DeleteFileW
CreateHardLinkW
GetShortPathNameW
GetLongPathNameW
MoveFileW
GetFileType
GetStdHandle
WriteFile
ReadFile
FlushFileBuffers
SetEndOfFile
SetFilePointer
SetFileAttributesW
GetFileAttributesW
FindClose
FindFirstFileW
FindNextFileW
GetVersionExW
GetCurrentDirectoryW
GetFullPathNameW
FoldStringW
GetModuleFileNameW
GetModuleHandleW
FindResourceW
FreeLibrary
GetProcAddress
GetCurrentProcessId
ExitProcess
SetThreadExecutionState
Sleep
LoadLibraryW
GetSystemDirectoryW
CompareStringW
AllocConsole
FreeConsole
AttachConsole
WriteConsoleW
GetProcessAffinityMask
CreateThread
SetThreadPriority
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
SetEvent
ResetEvent
ReleaseSemaphore
WaitForSingleObject
CreateEventW
CreateSemaphoreW
GetSystemTime
SystemTimeToTzSpecificLocalTime
TzSpecificLocalTimeToSystemTime
SystemTimeToFileTime
FileTimeToLocalFileTime
LocalFileTimeToFileTime
FileTimeToSystemTime
GetCPInfo
IsDBCSLeadByte
MultiByteToWideChar
WideCharToMultiByte
GlobalAlloc
LockResource
GlobalLock
GlobalUnlock
GlobalFree
LoadResource
SizeofResource
SetCurrentDirectoryW
GetExitCodeProcess
GetLocalTime
GetTickCount
MapViewOfFile
UnmapViewOfFile
CreateFileMappingW
OpenFileMappingW
GetCommandLineW
SetEnvironmentVariableW
ExpandEnvironmentStringsW
GetTempPathW
MoveFileExW
GetLocaleInfoW
GetTimeFormatW
GetDateFormatW
GetNumberFormatW
SetFilePointerEx
GetConsoleMode
GetConsoleCP
HeapSize
SetStdHandle
GetProcessHeap
FreeEnvironmentStringsW
RaiseException
GetSystemInfo
VirtualProtect
VirtualQuery
LoadLibraryExA
IsProcessorFeaturePresent
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
QueryPerformanceCounter
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
TerminateProcess
RtlUnwind
EncodePointer
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
QueryPerformanceFrequency
GetModuleHandleExW
GetModuleFileNameA
GetACP
HeapFree
HeapAlloc
HeapReAlloc
GetStringTypeW
LCMapStringW
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCommandLineA
GetEnvironmentStringsW
DecodePointer

gdiplus

GdiplusStartup
GdipCreateHBITMAPFromBitmap
GdipCreateBitmapFromStreamICM
GdiplusShutdown
GdipCreateBitmapFromStream
GdipDisposeImage
GdipCloneImage
GdipFree
GdipAlloc

Sections

.text
Size: 196KB - Virtual size: 196KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 43KB - Virtual size: 42KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 145KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.didat
Size: 512B - Virtual size: 396B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 22KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
Î´ÃüÃûÎÄ¼þ¼Ð/quickdeskband.dll
.dll windows x86

a80ce3516296a987dd882c6fceb5b1e5

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

GetThreadContext
CreateFileA
GetFileSize
SetThreadContext
InterlockedDecrement
GetCurrentProcess
CreateProcessA
TerminateProcess
ReadFile
VirtualAlloc
VirtualAllocEx
CloseHandle
WriteProcessMemory
ResumeThread
CreateFileW
SetStdHandle
WriteConsoleW
SetFilePointer
GetStringTypeW
MultiByteToWideChar
LocalFree
GetLastError
GetCurrentThreadId
DecodePointer
GetCommandLineA
RaiseException
HeapAlloc
HeapFree
IsProcessorFeaturePresent
EnterCriticalSection
LeaveCriticalSection
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
EncodePointer
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
InterlockedIncrement
GetModuleHandleW
SetLastError
GetProcAddress
Sleep
ExitProcess
SetHandleCount
GetStdHandle
InitializeCriticalSectionAndSpinCount
GetFileType
GetStartupInfoW
DeleteCriticalSection
GetModuleFileNameA
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStringsW
HeapCreate
HeapDestroy
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetSystemTimeAsFileTime
RtlUnwind
WriteFile
GetModuleFileNameW
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
HeapSize
HeapReAlloc
LoadLibraryW
GetConsoleCP
GetConsoleMode
FlushFileBuffers
LCMapStringW

ole32

CoUninitialize
CoInitializeEx
CoInitializeSecurity
CoCreateInstance

oleaut32

SysFreeString
VariantInit
VariantClear
SysAllocString

Sections

.text
Size: 52KB - Virtual size: 52KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 75KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 512B - Virtual size: 436B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
Î´ÃüÃûÎÄ¼þ¼Ð/showdeskband.exe
.exe windows x86

568f632721d79ce14e01ca0358f39471

Code Sign

26:04:db:9f:70:ce:c4:86:14:19:b6:94:d4:99:d0:e7
Certificate

Issuer

CN=Symantec Class 3 SHA256 Code Signing CA - G2,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

19/06/2019, 00:00

Not After

30/06/2020, 23:59

Subject

CN=Lenovo,OU=G07,O=Lenovo,L=Morrisville,ST=North Carolina,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

7c:1b:35:35:4a:e7:db:74:e7:41:5f:11:69:ca:6b:a8
Certificate

Issuer

CN=VeriSign Universal Root Certification Authority,OU=VeriSign Trust Network+OU=(c) 2008 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

22/07/2014, 00:00

Not After

21/07/2024, 23:59

Subject

CN=Symantec Class 3 SHA256 Code Signing CA - G2,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

03:01:9a:02:3a:ff:58:b1:6b:d6:d5:ea:e6:17:f0:66
Certificate

Issuer

CN=DigiCert Assured ID CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

22/10/2014, 00:00

Not After

22/10/2024, 00:00

Subject

CN=DigiCert Timestamp Responder,O=DigiCert,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

06:fd:f9:03:96:03:ad:ea:00:0a:eb:3f:27:bb:ba:1b
Certificate

Issuer

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

Not Before

10/11/2006, 00:00

Not After

10/11/2021, 00:00

Subject

CN=DigiCert Assured ID CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageServerAuth
ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning
ExtKeyUsageEmailProtection
ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

53:cb:35:a1:e2:99:38:81:2f:b8:49:d6:66:68:ef:8b:84:a0:82:6f:1b:bd:3f:72:9a:20:13:29:db:a2:0f:16
Signer

Actual PE Digest

53:cb:35:a1:e2:99:38:81:2f:b8:49:d6:66:68:ef:8b:84:a0:82:6f:1b:bd:3f:72:9a:20:13:29:db:a2:0f:16

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

FindResourceExW
LoadResource
FindResourceW
HeapAlloc
DecodePointer
HeapDestroy
GetProcAddress
DeleteCriticalSection
GetProcessHeap
SetEndOfFile
WriteConsoleW
LoadLibraryW
SetEnvironmentVariableA
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
IsValidCodePage
FindNextFileA
FindFirstFileExA
SetStdHandle
RaiseException
CloseHandle
GetConsoleCP
SetFilePointerEx
ReadConsoleW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
FreeLibrary
OpenMutexW
GetACP
GetModuleFileNameA
SetConsoleMode
ReadConsoleInputA
GetConsoleMode
SetConsoleCtrlHandler
HeapReAlloc
LockResource
GetLastError
HeapSize
GetCurrentThreadId
InitializeCriticalSectionEx
CreateMutexW
HeapFree
SizeofResource
EnterCriticalSection
WriteFile
LeaveCriticalSection
InitializeCriticalSection
SetFilePointer
CreateFileW
MultiByteToWideChar
GetModuleHandleW
ReadFile
GetModuleFileNameW
FindClose
GetFileAttributesW
SetFileAttributesW
DeleteFileW
GetFileSize
WideCharToMultiByte
FileTimeToSystemTime
FileTimeToLocalFileTime
GetSystemTimeAsFileTime
GetStartupInfoW
GetCurrentProcess
TerminateProcess
CreateEventW
LocalFree
GetCurrentProcessId
GetTickCount
VirtualQuery
LoadLibraryExW
GetPrivateProfileStringW
SetEvent
SetLastError
FlushFileBuffers
GetStdHandle
GetFileType
GetModuleHandleA
QueryPerformanceCounter
LoadLibraryA
GlobalMemoryStatus
FlushConsoleInputBuffer
GetStringTypeW
EncodePointer
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
CompareStringW
LCMapStringW
GetLocaleInfoW
GetCPInfo
IsDebuggerPresent
OutputDebugStringW
ResetEvent
WaitForSingleObjectEx
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsProcessorFeaturePresent
InitializeSListHead
RtlUnwind
ExitProcess
GetModuleHandleExW

user32

GetProcessWindowStation
GetUserObjectInformationW
MessageBoxA

advapi32

RegCloseKey
RegSetValueExW
RegCreateKeyExW
RegFlushKey
ReportEventA
RegisterEventSourceA
InitializeSecurityDescriptor
SetSecurityDescriptorDacl
DeregisterEventSource

ole32

CoInitialize
CoUninitialize
CoCreateInstance

oleaut32

VariantClear

shlwapi

PathFindFileNameW
PathIsDirectoryW
PathFileExistsW

winmm

timeGetTime

shell32

SHCreateDirectoryExW
SHGetSpecialFolderPathW

Sections

.text
Size: 559KB - Virtual size: 559KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 222KB - Virtual size: 222KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.gfids
Size: 1024B - Virtual size: 812B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 31KB - Virtual size: 30KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

b4070734502a100c8f90bbd445995533

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

gdiplus

Sections

.text Size: 196KB - Virtual size: 196KB

.rdata Size: 43KB - Virtual size: 42KB

.data Size: 4KB - Virtual size: 145KB

.didat Size: 512B - Virtual size: 396B

.rsrc Size: 22KB - Virtual size: 21KB

.reloc Size: 9KB - Virtual size: 8KB

a80ce3516296a987dd882c6fceb5b1e5

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

ole32

oleaut32

Sections

.text Size: 52KB - Virtual size: 52KB

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

.data Size: 4KB - Virtual size: 75KB

.rsrc Size: 512B - Virtual size: 436B

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

568f632721d79ce14e01ca0358f39471

Code Sign

26:04:db:9f:70:ce:c4:86:14:19:b6:94:d4:99:d0:e7Certificate

Extended Key Usages

Key Usages

7c:1b:35:35:4a:e7:db:74:e7:41:5f:11:69:ca:6b:a8Certificate

Extended Key Usages

Key Usages

03:01:9a:02:3a:ff:58:b1:6b:d6:d5:ea:e6:17:f0:66Certificate

Extended Key Usages

Key Usages

06:fd:f9:03:96:03:ad:ea:00:0a:eb:3f:27:bb:ba:1bCertificate

Extended Key Usages

Key Usages

53:cb:35:a1:e2:99:38:81:2f:b8:49:d6:66:68:ef:8b:84:a0:82:6f:1b:bd:3f:72:9a:20:13:29:db:a2:0f:16Signer

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

ole32

oleaut32

shlwapi

winmm

shell32

Sections

.text Size: 559KB - Virtual size: 559KB

.rdata Size: 222KB - Virtual size: 222KB

.data Size: 8KB - Virtual size: 24KB

.gfids Size: 1024B - Virtual size: 812B

.tls Size: 512B - Virtual size: 9B

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 31KB - Virtual size: 30KB

.text
Size: 196KB - Virtual size: 196KB

.rdata
Size: 43KB - Virtual size: 42KB

.data
Size: 4KB - Virtual size: 145KB

.didat
Size: 512B - Virtual size: 396B

.rsrc
Size: 22KB - Virtual size: 21KB

.reloc
Size: 9KB - Virtual size: 8KB

.text
Size: 52KB - Virtual size: 52KB

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

.data
Size: 4KB - Virtual size: 75KB

.rsrc
Size: 512B - Virtual size: 436B

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

26:04:db:9f:70:ce:c4:86:14:19:b6:94:d4:99:d0:e7
Certificate

7c:1b:35:35:4a:e7:db:74:e7:41:5f:11:69:ca:6b:a8
Certificate

03:01:9a:02:3a:ff:58:b1:6b:d6:d5:ea:e6:17:f0:66
Certificate

06:fd:f9:03:96:03:ad:ea:00:0a:eb:3f:27:bb:ba:1b
Certificate

53:cb:35:a1:e2:99:38:81:2f:b8:49:d6:66:68:ef:8b:84:a0:82:6f:1b:bd:3f:72:9a:20:13:29:db:a2:0f:16
Signer

.text
Size: 559KB - Virtual size: 559KB

.rdata
Size: 222KB - Virtual size: 222KB

.data
Size: 8KB - Virtual size: 24KB

.gfids
Size: 1024B - Virtual size: 812B

.tls
Size: 512B - Virtual size: 9B

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 31KB - Virtual size: 30KB