2024-08-29_311c63d28e89649c1af4bd433079b35d_avoslocker_hijackloader

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General

Target

2024-08-29_311c63d28e89649c1af4bd433079b35d_avoslocker_hijackloader
Size

28.9MB
MD5

311c63d28e89649c1af4bd433079b35d
SHA1

39bf6a6b322bc77133da2b64a67d44e6dde666c1
SHA256

1ea6581d39dcf2bc91ffbd9efcc96472649ddb65d7f2ee61be697a8f296125e4
SHA512

b25c94f0789987c7cf9cf64ac164abdf5816c3f02ed166c25e7e9d24112c9db3d6ad9afcff1f755b1782ddc2784cf17b9030c8de721a48918c5693422bc2c241
SSDEEP

786432:NLhAGTD8qAzVIirD8PDUWYgTHGhWCke+NA89zMxdzi:NLhNTGVVOA+age+8xk

Score

1^/10

Malware Config

Signatures

Files

2024-08-29_311c63d28e89649c1af4bd433079b35d_avoslocker_hijackloader
.exe windows:6 windows x86 arch:x86

8ba28a7a3e20c00a52e99e4c039f37e9

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

31:15:39:c3:18:4c:0f:00:6e:14:65:4a:9b:82:66:c4:41:0a:fd:e4:e8:9c:d6:ca:49:82:75:30:51:71:c4:40
Signer

Actual PE Digest

31:15:39:c3:18:4c:0f:00:6e:14:65:4a:9b:82:66:c4:41:0a:fd:e4:e8:9c:d6:ca:49:82:75:30:51:71:c4:40

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

lstrcmpA
GetThreadLocale
SetThreadLocale
GetSystemInfo
DeviceIoControl
GetFileAttributesExW
SetFileAttributesW
MoveFileExW
SetEndOfFile
GetFileSizeEx
ResetEvent
SetEvent
PostQueuedCompletionStatus
GetExitCodeThread
CreateEventW
CreateIoCompletionPort
GetQueuedCompletionStatus
InitializeCriticalSectionAndSpinCount
DecodePointer
WriteConsoleW
FlushFileBuffers
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
FindFirstFileExW
GetTimeZoneInformation
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
SetStdHandle
GetConsoleMode
SetFilePointerEx
GetFileType
GetStdHandle
ExitProcess
GetModuleHandleExW
FreeLibraryAndExitThread
ExitThread
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
GetCurrentProcess
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
GetConsoleOutputCP

user32

GetShellWindow
IsClipboardFormatAvailable
RegisterClipboardFormatW
GetSysColor
SetCaretPos
CreateCaret
GetCaretBlinkTime
wsprintfW
UpdateWindow
UpdateLayeredWindow
SetActiveWindow
BringWindowToTop
SetWindowPos
MoveWindow
ShowWindow
PostQuitMessage
LoadCursorW
KillTimer
SetTimer
DestroyWindow
IsWindow
CreateWindowExW
GetClassInfoExW
RegisterClassExW
SetWindowLongW
GetWindowLongW
GetDlgItem
UnregisterClassW
CallWindowProcW
DefWindowProcW
MonitorFromRect
SendMessageW
DrawTextW
GetCursor
CharLowerBuffW
AttachThreadInput
GetWindowThreadProcessId
GetFocus
GetWindowTextLengthW
SetWindowTextW
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
SetLayeredWindowAttributes
IsIconic
InvalidateRect
TrackMouseEvent
SetFocus
SetCapture
ReleaseCapture
SetWindowRgn
EnableWindow
GetForegroundWindow
GetWindowTextW
SetForegroundWindow
FillRect
IsRectEmpty
LoadImageW
ReleaseDC
GetDC
GetIconInfo
IsWindowVisible
IsZoomed
OffsetRect

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

RegDeleteKeyW
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
RegDeleteValueW
RegCreateKeyExW
RegCloseKey

shell32

ShellExecuteExW
SHGetMalloc
SHGetSpecialFolderPathW
SHGetPathFromIDListW
SHGetSpecialFolderLocation
SHBrowseForFolderW
ShellExecuteW
ord165
SHCreateDirectoryExW
SHChangeNotify

ole32

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

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

gdiplus

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

secur32

GetUserNameExW

crypt32

CryptBinaryToStringW
CryptStringToBinaryW

wininet

HttpSendRequestW
InternetCloseHandle
HttpOpenRequestW
InternetReadFile
InternetConnectW
InternetSetOptionW
InternetOpenW
InternetCrackUrlW
HttpQueryInfoW

netapi32

Netbios

iphlpapi

GetAdaptersInfo
GetIpAddrTable

Sections

.text
Size: 842KB - Virtual size: 841KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 167KB - Virtual size: 167KB

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: 27.9MB - Virtual size: 27.9MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 44KB - Virtual size: 43KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

8ba28a7a3e20c00a52e99e4c039f37e9

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

31:15:39:c3:18:4c:0f:00:6e:14:65:4a:9b:82:66:c4:41:0a:fd:e4:e8:9c:d6:ca:49:82:75:30:51:71:c4:40Signer

Headers

DLL Characteristics

File Characteristics

Imports

version

kernel32

user32

gdi32

advapi32

shell32

ole32

oleaut32

shlwapi

comctl32

msimg32

gdiplus

secur32

crypt32

wininet

netapi32

iphlpapi

Sections

.text Size: 842KB - Virtual size: 841KB

.rdata Size: 167KB - Virtual size: 167KB

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

.rsrc Size: 27.9MB - Virtual size: 27.9MB

.reloc Size: 44KB - Virtual size: 43KB

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

31:15:39:c3:18:4c:0f:00:6e:14:65:4a:9b:82:66:c4:41:0a:fd:e4:e8:9c:d6:ca:49:82:75:30:51:71:c4:40
Signer

.text
Size: 842KB - Virtual size: 841KB

.rdata
Size: 167KB - Virtual size: 167KB

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

.rsrc
Size: 27.9MB - Virtual size: 27.9MB

.reloc
Size: 44KB - Virtual size: 43KB