Static task
static1
Behavioral task
behavioral1
Sample
87cf7164b78119e27b02fddc73bd339e81eb71c3d0a5c81722c065ff64bbcc11.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
87cf7164b78119e27b02fddc73bd339e81eb71c3d0a5c81722c065ff64bbcc11.exe
Resource
win10v2004-20250217-en
Behavioral task
behavioral3
Sample
$WINDIR/porterhouse/Wrynesses.ps1
Resource
win7-20250207-en
Behavioral task
behavioral4
Sample
$WINDIR/porterhouse/Wrynesses.ps1
Resource
win10v2004-20250217-en
General
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Target
87cf7164b78119e27b02fddc73bd339e81eb71c3d0a5c81722c065ff64bbcc11
-
Size
786KB
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MD5
7d86b00fcf326a69ff63a4112c70b00e
-
SHA1
a176064c342fa83e99614f98dfb70bb82c5b60e4
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SHA256
87cf7164b78119e27b02fddc73bd339e81eb71c3d0a5c81722c065ff64bbcc11
-
SHA512
25c3be5fed2446f9d549a68a21ddbcdd43b9d5741574c8afe26d357693669b0e828da20610b84861b5b878ff5d9fb3d360671ddc6b1b8a181a8db9eb92b4e0bc
-
SSDEEP
24576:Taog+Lb1hElIM9LXIxZB4hC6ZzANJ9lBj94YyOq:TZgwSlIcz4aCAzu948q
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 87cf7164b78119e27b02fddc73bd339e81eb71c3d0a5c81722c065ff64bbcc11 -
NSIS installer 2 IoCs
resource yara_rule sample nsis_installer_1 sample nsis_installer_2
Files
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87cf7164b78119e27b02fddc73bd339e81eb71c3d0a5c81722c065ff64bbcc11.exe windows:4 windows x86 arch:x86
4f67aeda01a0484282e8c59006b0b352
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
CopyFileA
Sleep
GetTickCount
CreateFileA
GetFileSize
GetModuleFileNameA
ReadFile
GetFileAttributesA
SetFileAttributesA
ExitProcess
SetEnvironmentVariableA
GetWindowsDirectoryA
GetTempPathA
GetCommandLineA
lstrlenA
GetVersion
GetCurrentProcess
GetFullPathNameA
GetDiskFreeSpaceA
GlobalUnlock
GlobalLock
CreateThread
GetLastError
CreateDirectoryA
CreateProcessA
RemoveDirectoryA
GetTempFileNameA
WriteFile
lstrcpyA
MoveFileExA
lstrcatA
GetSystemDirectoryA
GetProcAddress
CloseHandle
SetCurrentDirectoryA
MoveFileA
CompareFileTime
GetShortPathNameA
SearchPathA
lstrcmpiA
SetFileTime
lstrcmpA
ExpandEnvironmentStringsA
lstrcpynA
SetErrorMode
GlobalFree
FindFirstFileA
FindNextFileA
DeleteFileA
SetFilePointer
GetPrivateProfileStringA
FindClose
MultiByteToWideChar
FreeLibrary
MulDiv
WritePrivateProfileStringA
LoadLibraryExA
GetModuleHandleA
GetExitCodeProcess
WaitForSingleObject
GlobalAlloc
user32
ScreenToClient
GetSystemMenu
SetClassLongA
IsWindowEnabled
SetWindowPos
GetSysColor
GetWindowLongA
SetCursor
LoadCursorA
CheckDlgButton
GetMessagePos
LoadBitmapA
CallWindowProcA
IsWindowVisible
CloseClipboard
SetClipboardData
EmptyClipboard
PostQuitMessage
GetWindowRect
EnableMenuItem
CreatePopupMenu
GetSystemMetrics
SetDlgItemTextA
GetDlgItemTextA
MessageBoxIndirectA
CharPrevA
DispatchMessageA
PeekMessageA
ReleaseDC
EnableWindow
InvalidateRect
SendMessageA
DefWindowProcA
BeginPaint
GetClientRect
FillRect
DrawTextA
EndDialog
RegisterClassA
SystemParametersInfoA
CreateWindowExA
GetClassInfoA
DialogBoxParamA
CharNextA
ExitWindowsEx
GetDC
CreateDialogParamA
SetTimer
GetDlgItem
SetWindowLongA
SetForegroundWindow
LoadImageA
IsWindow
SendMessageTimeoutA
FindWindowExA
OpenClipboard
TrackPopupMenu
AppendMenuA
EndPaint
DestroyWindow
wsprintfA
ShowWindow
SetWindowTextA
gdi32
SelectObject
SetBkMode
CreateFontIndirectA
SetTextColor
DeleteObject
GetDeviceCaps
CreateBrushIndirect
SetBkColor
shell32
SHGetSpecialFolderLocation
SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
ShellExecuteA
SHFileOperationA
advapi32
RegDeleteKeyA
SetFileSecurityA
OpenProcessToken
LookupPrivilegeValueA
AdjustTokenPrivileges
RegOpenKeyExA
RegEnumValueA
RegDeleteValueA
RegCloseKey
RegCreateKeyExA
RegSetValueExA
RegQueryValueExA
RegEnumKeyA
comctl32
ImageList_Create
ImageList_AddMasked
ImageList_Destroy
ord17
ole32
OleUninitialize
OleInitialize
CoTaskMemFree
CoCreateInstance
Sections
.text Size: 23KB - Virtual size: 23KB
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: 1024B - Virtual size: 106KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 60KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 118KB - Virtual size: 117KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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$WINDIR/porterhouse/Bergenserne.dad
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$WINDIR/porterhouse/Betoya.jpg.jpg
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$WINDIR/porterhouse/Dentale.txt
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$WINDIR/porterhouse/Pictury192.jpg.jpg
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$WINDIR/porterhouse/Plottermodel.str
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$WINDIR/porterhouse/Printnings.ini
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$WINDIR/porterhouse/Usandsynligt.Ver
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$WINDIR/porterhouse/Wrynesses.Alg.ps1
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$WINDIR/porterhouse/bulteriernes.aut
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lentner/Gudmands/Lipases/unelected.jpg.jpg
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lentner/Gudmands/pegedes.jpg.jpg
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lentner/Gudmands/pengehistorien.txt
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lentner/Gudmands/subbeau.jpg.jpg
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lentner/combustible.jpg.jpg
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lentner/fiberglas.txt
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lentner/gribbenes.txt
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lentner/kultiveringens.txt
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lentner/mostenes.txt