helper[.]zip | Triage

Resubmissions

25/04/2023, 23:34

230425-3kmmksfe9w 7

25/04/2023, 23:28

230425-3f2wpsfe7x 10

Sharing

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General

Target

helper.zip
Size

1.1MB
MD5

fd580a4ab322ae4fb33e1ebebf9869f4
SHA1

2747a3633ce67bc2e66268ee6cefe915686a237c
SHA256

beda71957ee9259b58f898590edf9d1aaf6ff2b38abae4253cbcac567c53f8de
SHA512

555e48b7e03c3f083babbd783fc5be0d74fd5f44a402f14c2191c6da1b08ed3d3d50444df91eba6d5dab817e8bdd41c6990e6d695e78680884db9f44e4a86a9d
SSDEEP

24576:1z+pUZXs3qHV0wtRLsP0O592IH34i50Hr5DFJDFXreN+:U/3y/RLsJFL5alDF3CN+

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/helper.exe

Files

helper.zip
.zip

Password: infected
helper.exe
.exe windows x86

24f4223e271413c25abad52fd456a9bc

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

ExitProcess
SetFileAttributesW
Sleep
GetTickCount
CreateFileW
GetFileSize
GetModuleFileNameW
GetCurrentProcess
SetCurrentDirectoryW
GetFileAttributesW
SetEnvironmentVariableW
GetWindowsDirectoryW
GetTempPathW
GetCommandLineW
GetVersion
SetErrorMode
lstrlenW
lstrcpynW
CopyFileW
MoveFileW
GlobalLock
CreateThread
GetLastError
CreateDirectoryW
CreateProcessW
RemoveDirectoryW
lstrcmpiA
GetTempFileNameW
WriteFile
lstrcpyA
MoveFileExW
lstrcatW
GetSystemDirectoryW
GetProcAddress
GetModuleHandleA
GetExitCodeProcess
WaitForSingleObject
lstrcmpiW
lstrcmpW
GetFullPathNameW
GetShortPathNameW
SearchPathW
CompareFileTime
SetFileTime
CloseHandle
ExpandEnvironmentStringsW
GlobalFree
GlobalUnlock
GetDiskFreeSpaceW
GlobalAlloc
DeleteFileW
FindFirstFileW
FindNextFileW
FindClose
SetFilePointer
ReadFile
MulDiv
lstrlenA
WideCharToMultiByte
MultiByteToWideChar
WritePrivateProfileStringW
FreeLibrary
GetPrivateProfileStringW
GetModuleHandleW
LoadLibraryExW

user32

GetWindowRect
GetSystemMenu
SetClassLongW
IsWindowEnabled
SetWindowPos
GetSysColor
GetWindowLongW
SetCursor
LoadCursorW
CheckDlgButton
GetMessagePos
CallWindowProcW
IsWindowVisible
CloseClipboard
SetClipboardData
EmptyClipboard
OpenClipboard
TrackPopupMenu
ScreenToClient
EnableMenuItem
GetDlgItem
SetDlgItemTextW
GetDlgItemTextW
MessageBoxIndirectW
CharPrevW
CharNextA
wsprintfA
DispatchMessageW
PeekMessageW
GetDC
ReleaseDC
EnableWindow
InvalidateRect
SendMessageW
DefWindowProcW
BeginPaint
GetClientRect
FillRect
SystemParametersInfoW
EndDialog
RegisterClassW
DialogBoxParamW
CreateWindowExW
GetClassInfoW
DestroyWindow
CharNextW
ExitWindowsEx
SetWindowTextW
LoadImageW
SetTimer
ShowWindow
PostQuitMessage
wsprintfW
SetWindowLongW
FindWindowExW
IsWindow
CreatePopupMenu
AppendMenuW
GetSystemMetrics
DrawTextW
EndPaint
CreateDialogParamW
SendMessageTimeoutW
SetForegroundWindow

gdi32

SelectObject
SetTextColor
SetBkMode
CreateFontIndirectW
CreateBrushIndirect
DeleteObject
GetDeviceCaps
SetBkColor

shell32

ShellExecuteExW
SHGetPathFromIDListW
SHGetSpecialFolderLocation
SHGetFileInfoW
SHFileOperationW
SHBrowseForFolderW

advapi32

AdjustTokenPrivileges
RegCreateKeyExW
RegOpenKeyExW
SetFileSecurityW
OpenProcessToken
LookupPrivilegeValueW
RegEnumValueW
RegDeleteKeyW
RegDeleteValueW
RegCloseKey
RegSetValueExW
RegQueryValueExW
RegEnumKeyW

comctl32

ImageList_Create
ImageList_AddMasked
ord17
ImageList_Destroy

ole32

OleUninitialize
OleInitialize
CoTaskMemFree
CoCreateInstance

Sections

.text
Size: 25KB - Virtual size: 25KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1KB - Virtual size: 408KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.ndata
Size: - Virtual size: 800KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 62KB - Virtual size: 61KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

Password: infected

24f4223e271413c25abad52fd456a9bc

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

shell32

advapi32

comctl32

ole32

Sections

.text Size: 25KB - Virtual size: 25KB

.rdata Size: 5KB - Virtual size: 4KB

.data Size: 1KB - Virtual size: 408KB

.ndata Size: - Virtual size: 800KB

.rsrc Size: 62KB - Virtual size: 61KB

.text
Size: 25KB - Virtual size: 25KB

.rdata
Size: 5KB - Virtual size: 4KB

.data
Size: 1KB - Virtual size: 408KB

.ndata
Size: - Virtual size: 800KB

.rsrc
Size: 62KB - Virtual size: 61KB