Static task
static1
Behavioral task
behavioral1
Sample
Justificante_operacionpdf.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
Justificante_operacionpdf.exe
Resource
win10v2004-20230220-en
General
-
Target
Justificante_operacionpdf.exe
-
Size
385KB
-
MD5
eac6a746b06bbf4734d031003e201e51
-
SHA1
300d3ef673d0047fc45035c73b2312ab6967466d
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SHA256
10d9cfb99d393c5a42e499dbf19a65e4b8f696e9802a0da2d66fa20e84eb4b34
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SHA512
0ccc79c5ef0428e9e7766e796a2ae61fb4c9e69b33128f2fe2eb9e20500e9aa573c61ec33b65d0b0276010c26ce88e6403f547b93f0f09d922f8a34551b6e675
-
SSDEEP
6144:7hRbPZVheNA+ff0qQATqnqa09nc10KAxQvno5uZ:lBnhe2erv2uh5o
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Justificante_operacionpdf.exe -
NSIS installer 2 IoCs
resource yara_rule sample nsis_installer_1 sample nsis_installer_2
Files
-
Justificante_operacionpdf.exe.exe windows x86
57e98d9a5a72c8d7ad8fb7a6a58b3daf
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
SetEnvironmentVariableA
CreateFileA
GetFileSize
GetModuleFileNameA
ReadFile
GetCurrentProcess
CopyFileA
Sleep
GetTickCount
GetWindowsDirectoryA
GetTempPathA
GetCommandLineA
lstrlenA
GetVersion
SetErrorMode
lstrcpynA
ExitProcess
SetCurrentDirectoryA
GlobalLock
CreateThread
GetLastError
CreateDirectoryA
CreateProcessA
RemoveDirectoryA
GetTempFileNameA
WriteFile
lstrcpyA
MoveFileExA
lstrcatA
GetSystemDirectoryA
GetProcAddress
GetExitCodeProcess
WaitForSingleObject
CompareFileTime
SetFileAttributesA
GetFileAttributesA
GetShortPathNameA
MoveFileA
GetFullPathNameA
SetFileTime
SearchPathA
CloseHandle
lstrcmpiA
GlobalUnlock
GetDiskFreeSpaceA
lstrcmpA
FindFirstFileA
FindNextFileA
DeleteFileA
SetFilePointer
GetPrivateProfileStringA
FindClose
MultiByteToWideChar
FreeLibrary
MulDiv
WritePrivateProfileStringA
LoadLibraryExA
GetModuleHandleA
GlobalAlloc
GlobalFree
ExpandEnvironmentStringsA
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
ShellExecuteExA
SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
SHFileOperationA
advapi32
AdjustTokenPrivileges
RegCreateKeyExA
RegOpenKeyExA
SetFileSecurityA
OpenProcessToken
LookupPrivilegeValueA
RegEnumValueA
RegDeleteKeyA
RegDeleteValueA
RegCloseKey
RegSetValueExA
RegQueryValueExA
RegEnumKeyA
comctl32
ImageList_Create
ImageList_AddMasked
ImageList_Destroy
ord17
ole32
OleUninitialize
OleInitialize
CoTaskMemFree
CoCreateInstance
Sections
.text Size: 24KB - Virtual size: 24KB
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: 80KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 173KB - Virtual size: 173KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ