Behavioral task
behavioral1
Sample
Requirements upwork.scr
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Requirements upwork.scr
Resource
win10v2004-20240508-en
General
-
Target
8a9f45044aca163fcdd47e4fc6f4c72cc6e17231b3a467758e641d8a76684109
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Size
41.1MB
-
MD5
a5520de33fa0a3888d910a05611df3b8
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SHA1
bb032753857ba1637a4991eaea11f3d6a000f4c6
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SHA256
8a9f45044aca163fcdd47e4fc6f4c72cc6e17231b3a467758e641d8a76684109
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SHA512
05dfa05efec64174440d36de3df70b05d02b11887016a69c5b58d0849dd49dca95b38cdd0be2163c1c8002f13bab76a3290073f069878c1e78424fb55c2a2507
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SSDEEP
786432:kuBW6gS5miHp5Z1PvDBef80d2eG/Aty98PlSsc8sbkrOXorcO98xB:P/gS59Hp5PP4vG4tHSszsbk6Xorck8xB
Malware Config
Signatures
-
Detects HijackLoader (aka IDAT Loader) 1 IoCs
resource yara_rule static1/unpack001/Requirements upwork.scr family_hijackloader -
Hijackloader family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/Requirements upwork.scr
Files
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8a9f45044aca163fcdd47e4fc6f4c72cc6e17231b3a467758e641d8a76684109.zip
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Requirements upwork.scr.exe windows:4 windows x64 arch:x64
22e7125b95acf497b07e79559bdc556c
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
comctl32
ord17
shell32
ShellExecuteW
SHBrowseForFolderW
ShellExecuteExW
SHGetPathFromIDListW
SHGetFileInfoW
SHGetSpecialFolderPathW
SHGetMalloc
gdi32
CreateCompatibleDC
CreateFontIndirectW
DeleteObject
DeleteDC
GetCurrentObject
StretchBlt
GetDeviceCaps
CreateCompatibleBitmap
SelectObject
SetStretchBltMode
GetObjectW
advapi32
FreeSid
AllocateAndInitializeSid
CheckTokenMembership
user32
GetSystemMenu
EnableMenuItem
EnableWindow
MessageBeep
LoadIconW
LoadImageW
SetWindowsHookExW
PtInRect
CallNextHookEx
DefWindowProcW
CallWindowProcW
DrawIconEx
DialogBoxIndirectParamW
GetWindow
ClientToScreen
GetDC
DrawTextW
SystemParametersInfoW
SetFocus
UnhookWindowsHookEx
GetWindowLongPtrW
SetWindowLongPtrW
GetSystemMetrics
GetClientRect
GetDlgItem
IsWindow
CreateWindowExA
MessageBoxA
DestroyWindow
GetSysColor
SetWindowTextW
GetWindowTextLengthW
GetWindowTextW
wsprintfA
GetClassNameA
GetWindowLongW
GetMenu
GetWindowDC
ReleaseDC
CopyImage
GetParent
ScreenToClient
CreateWindowExW
GetDesktopWindow
GetWindowRect
SetWindowPos
wvsprintfW
GetMessageW
DispatchMessageW
KillTimer
SetTimer
SendMessageW
ShowWindow
BringWindowToTop
wsprintfW
MessageBoxW
EndDialog
SetWindowLongW
GetKeyState
CharUpperW
ole32
CreateStreamOnHGlobal
CoInitialize
CoCreateInstance
oleaut32
SysFreeString
VariantClear
SysAllocStringLen
OleLoadPicture
SysAllocString
kernel32
SetEndOfFile
GetFileInformationByHandle
WaitForMultipleObjects
SetUnhandledExceptionFilter
QueryPerformanceCounter
VirtualAlloc
VirtualFree
SetFileTime
ReadFile
SetFilePointer
GetFileSize
LeaveCriticalSection
EnterCriticalSection
DeleteCriticalSection
FormatMessageW
lstrcpyW
LocalFree
IsBadReadPtr
GetSystemDirectoryW
GetCurrentThreadId
SuspendThread
TerminateThread
InitializeCriticalSection
ResetEvent
SetEvent
CreateEventW
GetVersionExW
GetModuleFileNameW
GetCurrentProcess
SetProcessWorkingSetSize
SetEnvironmentVariableW
GetDriveTypeW
CreateFileW
LoadLibraryA
SetThreadLocale
GetSystemTimeAsFileTime
ExpandEnvironmentStringsW
CompareFileTime
WideCharToMultiByte
GetTempPathW
GetCurrentDirectoryW
GetEnvironmentVariableW
lstrcmpiW
GetLocaleInfoW
MultiByteToWideChar
GetUserDefaultUILanguage
GetSystemDefaultUILanguage
GetSystemDefaultLCID
lstrcmpiA
GlobalAlloc
GlobalFree
MulDiv
FindResourceExA
SizeofResource
LoadResource
LockResource
GetProcAddress
GetModuleHandleW
FindFirstFileW
lstrcmpW
DeleteFileW
FindNextFileW
FindClose
RemoveDirectoryW
GetStdHandle
WriteFile
lstrlenA
CreateDirectoryW
GetFileAttributesW
SetCurrentDirectoryW
GetLocalTime
SystemTimeToFileTime
CreateThread
GetExitCodeThread
Sleep
SetFileAttributesW
GetDiskFreeSpaceExW
SetLastError
GetTickCount
lstrlenW
ExitProcess
lstrcatW
AddVectoredExceptionHandler
RemoveVectoredExceptionHandler
CloseHandle
WaitForSingleObject
GetExitCodeProcess
GetQueuedCompletionStatus
ResumeThread
SetInformationJobObject
CreateIoCompletionPort
AssignProcessToJobObject
CreateJobObjectW
GetLastError
CreateProcessW
GetStartupInfoW
GetCommandLineW
GetCurrentProcessId
msvcrt
__C_specific_handler
??3@YAXPEAX@Z
_purecall
??2@YAPEAX_K@Z
_wtol
__CxxFrameHandler
memset
memmove
memcpy
_wcsnicmp
memcmp
strncpy
wcsncpy
wcsncmp
strncmp
?_set_new_handler@@YAP6AH_K@ZP6AH0@Z@Z
_beginthreadex
_CxxThrowException
wcsstr
free
realloc
malloc
_unlock
__dllonexit
_lock
_onexit
??1type_info@@UEAA@XZ
__getmainargs
_XcptFilter
_exit
_ismbblead
_cexit
exit
_acmdln
_initterm
_amsg_exit
__setusermatherr
_commode
_fmode
__set_app_type
?terminate@@YAXXZ
Sections
.text Size: 143KB - Virtual size: 143KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 27KB - Virtual size: 26KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ