2024-09-27_b985e13d470ae0fcdb0ad5e97419e21e_avoslocker_hijackloader

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General

Target

2024-09-27_b985e13d470ae0fcdb0ad5e97419e21e_avoslocker_hijackloader
Size

55.2MB
MD5

b985e13d470ae0fcdb0ad5e97419e21e
SHA1

0db41ce9d36afd57892734b48ec125faf31ac312
SHA256

008c9c53d4444524c0e46ab6d1c5753e676a246cc86faa42c8e9be693d0bc006
SHA512

54cf58ed4a850e09af14a8bdf9383d9486bc98376dceeaf9566752c0485bfa9c64cfa18327f5a2a4ec7fd7f4fc19e0ed593088e9baf44757a9b0820f9496c79a
SSDEEP

1572864:9LoNTI/JLJS4GXPROAhMpGHNTIuv7KJwuZmH7l4U+Q:mROUF/jRfeVmQQ

Score

1^/10

Malware Config

Signatures

Files

2024-09-27_b985e13d470ae0fcdb0ad5e97419e21e_avoslocker_hijackloader
.exe windows:6 windows x86 arch:x86

de7577ca85b1defbcc9fd28fcfaad16a

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

07:3a:d6:ca:e0:76:89:a7:f4:33:4c:36:98:fb:f4:05
Certificate

Issuer

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

Not Before

04-03-2024 00:00

Not After

26-08-2025 23:59

Subject

SERIALNUMBER=91510100MA7EUJ0408,CN=Chengdu Aishang Office Technology Co.\, Ltd.,OU=R&D department,O=Chengdu Aishang Office Technology Co.\, Ltd.,L=成都市,ST=四川省,C=CN,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.1=#0c12e59b9be5b79de5a4a9e5ba9ce696b0e58cba,1.3.6.1.4.1.311.60.2.1.2=#0c09e59b9be5b79de79c81,1.3.6.1.4.1.311.60.2.1.3=#1302434e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

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

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

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

c4:d4:b9:3f:f5:69:c0:da:18:1e:8e:78:31:ea:a9:e3:1e:ec:19:6f:9e:89:32:a3:33:1f:87:b0:b9:64:db:6b
Signer

Actual PE Digest

c4:d4:b9:3f:f5:69:c0:da:18:1e:8e:78:31:ea:a9:e3:1e:ec:19:6f:9e:89:32:a3:33:1f:87:b0:b9:64:db:6b

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

version

GetFileVersionInfoW
VerQueryValueW
GetFileVersionInfoSizeW

kernel32

GetCurrentProcess
lstrcmpA
GetThreadLocale
SetThreadLocale
DeviceIoControl
SetFileAttributesW
MoveFileExW
SetEndOfFile
GetFileSizeEx
InitializeCriticalSectionAndSpinCount
DecodePointer
WriteConsoleW
FlushFileBuffers
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
FindFirstFileExW
GetQueuedCompletionStatus
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
GetConsoleOutputCP
CreateEventW
GetConsoleMode
SetFilePointerEx
GetFileType
GetStdHandle
ExitProcess
GetModuleHandleExW
FreeLibraryAndExitThread
ExitThread
QueryPerformanceFrequency
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
RtlUnwind
GetSystemTimeAsFileTime
QueryPerformanceCounter
SetUnhandledExceptionFilter
UnhandledExceptionFilter
WaitForSingleObjectEx
LCMapStringEx
GetCPInfo
GetStringTypeW
LoadLibraryExA
VirtualFree
VirtualAlloc
IsProcessorFeaturePresent
FlushInstructionCache
InterlockedPushEntrySList
InterlockedPopEntrySList
InitializeSListHead
EncodePointer
IsDebuggerPresent
RaiseException
GetLastError
GetFileAttributesExW
GetTimeZoneInformation
CreateIoCompletionPort
GetExitCodeThread
GetSystemInfo
PostQueuedCompletionStatus
SetEvent
ResetEvent
GetSystemTime
HeapDestroy
HeapAlloc
GetNativeSystemInfo
lstrlenA
HeapReAlloc
HeapFree
HeapSize
GetProcessHeap
InitializeCriticalSectionEx
DeleteCriticalSection
FindResourceExW
LoadResource
LockResource
SizeofResource
FindResourceW
SetLastError
EnterCriticalSection
LeaveCriticalSection
GetCurrentThreadId
GetModuleFileNameW
GetFileSize
DeleteFileW
WriteFile
CreateFileA
SystemTimeToFileTime
GetWindowsDirectoryW
FileTimeToSystemTime
LocalFree
LocalAlloc
K32GetModuleFileNameExW
Process32NextW
Process32FirstW
CreateToolhelp32Snapshot
ReadFile
GetStartupInfoW
TerminateProcess
GetExitCodeProcess
CreateProcessW
MoveFileW
RemoveDirectoryW
FindClose
FindNextFileW
FindFirstFileW
OutputDebugStringW
SetFilePointer
GetPrivateProfileStringW
GetPrivateProfileIntW
CopyFileW
lstrlenW
CreateThread
TerminateThread
WaitForSingleObject
InitializeCriticalSection
GetVersionExW
ReadConsoleW
LoadLibraryW
GetTickCount
GetModuleHandleW
MulDiv
GetCurrentProcessId
OpenProcess
FreeResource
GlobalFree
GlobalAlloc
Sleep
VerSetConditionMask
VerifyVersionInfoW
WideCharToMultiByte
MultiByteToWideChar
WritePrivateProfileStringW
lstrcmpiW
LoadLibraryExW
GetProcAddress
FreeLibrary
CloseHandle
CreateFileW
CreateDirectoryW
GetVersion
SetStdHandle

user32

GetShellWindow
IsClipboardFormatAvailable
RegisterClipboardFormatW
GetSysColor
SetCaretPos
CreateCaret
GetCaretBlinkTime
wsprintfW
UpdateWindow
UpdateLayeredWindow
SetActiveWindow
SetWindowPos
MoveWindow
ShowWindow
PostQuitMessage
LoadCursorW
KillTimer
SetTimer
DestroyWindow
IsWindow
CreateWindowExW
GetClassInfoExW
RegisterClassExW
SetWindowLongW
GetWindowLongW
GetDlgItem
UnregisterClassW
CallWindowProcW
DefWindowProcW
IsRectEmpty
SendMessageW
SetWindowTextW
FillRect
CharLowerBuffW
BringWindowToTop
AttachThreadInput
GetWindowThreadProcessId
GetFocus
GetWindowTextLengthW
GetClientRect
GetWindowRect
MapWindowPoints
GetParent
GetWindow
LoadIconW
MonitorFromWindow
GetMonitorInfoW
MessageBoxW
GetMessageW
TranslateMessage
DispatchMessageW
PeekMessageW
CharNextW
GetCursorPos
WindowFromPoint
SetRectEmpty
EqualRect
SetCursor
ClientToScreen
PtInRect
ScreenToClient
GetDoubleClickTime
CopyRect
IntersectRect
PostMessageW
SystemParametersInfoW
BeginPaint
EndPaint
IsIconic
InvalidateRect
TrackMouseEvent
SetFocus
SetCapture
ReleaseCapture
SetWindowRgn
EnableWindow
GetForegroundWindow
GetWindowTextW
SetForegroundWindow
IsWindowVisible
IsZoomed
MonitorFromRect
OffsetRect
SetLayeredWindowAttributes
LoadImageW
ReleaseDC
DrawTextW
GetCursor
GetIconInfo
GetDC

gdi32

CreatePen
RestoreDC
ExtSelectClipRgn
CreateRectRgnIndirect
SaveDC
GetDeviceCaps
GetStockObject
SetBkColor
CreateSolidBrush
GetBitmapBits
StretchBlt
SetStretchBltMode
Rectangle
CreateDIBSection
GetObjectW
SetTextColor
SetBkMode
CreateRectRgn
CombineRgn
CreateRoundRectRgn
DeleteDC
BitBlt
SelectObject
CreateCompatibleDC
DeleteObject
CreateFontIndirectW
SetBitmapBits
GetTextColor
GetCurrentObject
SetTextCharacterExtra
GetViewportOrgEx
SetPixel

advapi32

RegDeleteValueW
GetUserNameW
FreeSid
CheckTokenMembership
AllocateAndInitializeSid
ConvertSidToStringSidW
LookupAccountNameW
DeleteService
CloseServiceHandle
ControlService
StartServiceW
ChangeServiceConfigW
QueryServiceConfigW
QueryServiceStatus
OpenServiceW
OpenSCManagerW
SetSecurityDescriptorDacl
RegSetKeySecurity
InitializeSecurityDescriptor
RegEnumKeyW
CreateProcessWithTokenW
DuplicateTokenEx
OpenProcessToken
RegQueryValueExW
RegSetValueExW
RegQueryInfoKeyW
RegOpenKeyExW
RegEnumKeyExW
RegDeleteKeyW
RegCreateKeyExW
RegCloseKey

shell32

ShellExecuteExW
SHGetMalloc
SHGetPathFromIDListW
SHGetSpecialFolderLocation
SHBrowseForFolderW
ShellExecuteW
ord165
SHCreateDirectoryExW
SHChangeNotify
SHGetSpecialFolderPathW

ole32

CoInitializeSecurity
OleRun
RegisterDragDrop
StgCreateDocfileOnILockBytes
CreateILockBytesOnHGlobal
CreateStreamOnHGlobal
CoInitialize
CoTaskMemRealloc
CoTaskMemAlloc
CoCreateInstance
CoTaskMemFree
CoUninitialize

oleaut32

SysAllocString
VarBstrCmp
VarUI4FromStr
VariantCopy
VariantClear
LoadRegTypeLi
LoadTypeLi
SysFreeString
SysStringLen
VariantInit
GetErrorInfo

shlwapi

PathIsDirectoryW
PathSearchAndQualifyW
PathRemoveBackslashW
SHDeleteValueW
SHGetValueW
StrCmpIW
PathCombineW
PathAppendW
PathRemoveFileSpecW
PathRemoveExtensionW
PathFindFileNameW
PathFileExistsW

comctl32

ord17
DrawShadowText
InitCommonControlsEx

msimg32

AlphaBlend

wininet

HttpQueryInfoW
InternetCrackUrlW
InternetOpenW
InternetSetOptionW
InternetConnectW
HttpOpenRequestW
HttpSendRequestW
InternetCloseHandle
InternetReadFile

gdiplus

GdipCreateBitmapFromHICON
GdipCreateBitmapFromHBITMAP
GdipCreateBitmapFromScan0
GdipCreateBitmapFromStream
GdipCreateBitmapFromFile
GdipCreateSolidFill
GdipGetImagePixelFormat
GdipCloneImage
GdipBitmapLockBits
GdipDrawImageRectI
GdipGetImageWidth
GdipDeleteGraphics
GdipGetImageGraphicsContext
GdipCreateFromHDC
GdipDisposeImage
GdipAlloc
GdipFree
GdipDeleteBrush
GdipSetTextRenderingHint
GdipDrawString
GdipGetImageHeight
GdipCreateFontFamilyFromName
GdipDeleteFontFamily
GdipCreateFont
GdipDeleteFont
GdiplusStartup
GdipSetInterpolationMode

secur32

GetUserNameExW

crypt32

CryptBinaryToStringW
CryptStringToBinaryW

iphlpapi

GetAdaptersInfo
GetIpAddrTable

netapi32

Netbios

Sections

.text
Size: 853KB - Virtual size: 852KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 170KB - Virtual size: 170KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 15KB - Virtual size: 95KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 54.1MB - Virtual size: 54.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 44KB - Virtual size: 44KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

de7577ca85b1defbcc9fd28fcfaad16a

Code Sign

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

Extended Key Usages

Key Usages

07:3a:d6:ca:e0:76:89:a7:f4:33:4c:36:98:fb:f4:05Certificate

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

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

Extended Key Usages

Key Usages

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

Key Usages

c4:d4:b9:3f:f5:69:c0:da:18:1e:8e:78:31:ea:a9:e3:1e:ec:19:6f:9e:89:32:a3:33:1f:87:b0:b9:64:db:6bSigner

Headers

DLL Characteristics

File Characteristics

Imports

version

kernel32

user32

gdi32

advapi32

shell32

ole32

oleaut32

shlwapi

comctl32

msimg32

wininet

gdiplus

secur32

crypt32

iphlpapi

netapi32

Sections

.text Size: 853KB - Virtual size: 852KB

.rdata Size: 170KB - Virtual size: 170KB

.data Size: 15KB - Virtual size: 95KB

.rsrc Size: 54.1MB - Virtual size: 54.1MB

.reloc Size: 44KB - Virtual size: 44KB

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

07:3a:d6:ca:e0:76:89:a7:f4:33:4c:36:98:fb:f4:05
Certificate

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

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

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

c4:d4:b9:3f:f5:69:c0:da:18:1e:8e:78:31:ea:a9:e3:1e:ec:19:6f:9e:89:32:a3:33:1f:87:b0:b9:64:db:6b
Signer

.text
Size: 853KB - Virtual size: 852KB

.rdata
Size: 170KB - Virtual size: 170KB

.data
Size: 15KB - Virtual size: 95KB

.rsrc
Size: 54.1MB - Virtual size: 54.1MB

.reloc
Size: 44KB - Virtual size: 44KB