sqelsqfaf
Static task
static1
Behavioral task
behavioral1
Sample
Unpaid invoice.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Unpaid invoice.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/gyalquzbu.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/gyalquzbu.dll
Resource
win10v2004-20231215-en
General
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Target
57ca391bdad17bf09e724a84f970c0fc_JaffaCakes118
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Size
324KB
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MD5
57ca391bdad17bf09e724a84f970c0fc
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SHA1
904a76bc1ff25510f2b3cf61bf256202e9aad704
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SHA256
e982c63be9c5eb7defc0ddbf72d27a5e6ea2fe2c050777595a831470ca9aa31e
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SHA512
f168365076d581f7a2f69405f9eccb67a22d3f3ae4388099a72b783c4c1cd26e530241258950bd33ef865715f49d49ed0a212b7eef52c20ec478d9f621f4405e
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SSDEEP
6144:ukG6ud753dnnkfm343pph3FObmppjuVfodvTGjmVkDXH+B1eQO/rPcGpP7R:urjNnnkfm3eX3FOypmfUvCqqTH+3eLD/
Malware Config
Signatures
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Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/Unpaid invoice.exe unpack002/$PLUGINSDIR/gyalquzbu.dll -
NSIS installer 2 IoCs
Processes:
resource yara_rule static1/unpack001/Unpaid invoice.exe nsis_installer_1 static1/unpack001/Unpaid invoice.exe nsis_installer_2
Files
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57ca391bdad17bf09e724a84f970c0fc_JaffaCakes118.zip
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Unpaid invoice.exe.exe windows:4 windows x86 arch:x86
b76363e9cb88bf9390860da8e50999d2
Headers
DLL Characteristics
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
GetTickCount
GetShortPathNameA
GetFullPathNameA
MoveFileA
SetCurrentDirectoryA
GetFileAttributesA
SetFileAttributesA
CompareFileTime
SearchPathA
GetFileSize
GetModuleFileNameA
GetCurrentProcess
CopyFileA
ExitProcess
GetWindowsDirectoryA
GetTempPathA
Sleep
lstrcmpiA
GetVersion
SetErrorMode
lstrcpynA
GetDiskFreeSpaceA
GlobalUnlock
GlobalLock
CreateThread
GetLastError
CreateDirectoryA
CreateProcessA
RemoveDirectoryA
CreateFileA
GetTempFileNameA
lstrcatA
GetSystemDirectoryA
WaitForSingleObject
SetFileTime
CloseHandle
GlobalFree
lstrcmpA
ExpandEnvironmentStringsA
GetExitCodeProcess
GlobalAlloc
lstrlenA
GetCommandLineA
GetProcAddress
FindFirstFileA
FindNextFileA
DeleteFileA
SetFilePointer
ReadFile
FindClose
GetPrivateProfileStringA
WritePrivateProfileStringA
WriteFile
MulDiv
MultiByteToWideChar
LoadLibraryExA
GetModuleHandleA
FreeLibrary
user32
SetCursor
GetWindowRect
EnableMenuItem
GetSystemMenu
SetClassLongA
IsWindowEnabled
SetWindowPos
GetSysColor
EndDialog
ScreenToClient
LoadCursorA
CheckDlgButton
GetMessagePos
LoadBitmapA
CallWindowProcA
IsWindowVisible
CloseClipboard
SetForegroundWindow
GetWindowLongA
RegisterClassA
TrackPopupMenu
AppendMenuA
CreatePopupMenu
GetSystemMetrics
SetDlgItemTextA
GetDlgItemTextA
MessageBoxIndirectA
CharPrevA
DispatchMessageA
PeekMessageA
GetDC
EnableWindow
InvalidateRect
SendMessageA
DefWindowProcA
BeginPaint
GetClientRect
FillRect
DrawTextA
SystemParametersInfoA
CreateWindowExA
GetClassInfoA
DialogBoxParamA
CharNextA
ExitWindowsEx
SetTimer
PostQuitMessage
SetWindowLongA
SendMessageTimeoutA
LoadImageA
wsprintfA
GetDlgItem
FindWindowExA
IsWindow
SetClipboardData
EmptyClipboard
OpenClipboard
EndPaint
CreateDialogParamA
DestroyWindow
ShowWindow
SetWindowTextA
gdi32
SelectObject
SetBkMode
CreateFontIndirectA
SetTextColor
DeleteObject
GetDeviceCaps
CreateBrushIndirect
SetBkColor
shell32
SHGetSpecialFolderLocation
SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
SHFileOperationA
ShellExecuteA
advapi32
RegDeleteValueA
SetFileSecurityA
RegOpenKeyExA
RegDeleteKeyA
RegEnumValueA
RegCloseKey
RegCreateKeyExA
RegSetValueExA
RegQueryValueExA
RegEnumKeyA
comctl32
ImageList_AddMasked
ImageList_Destroy
ImageList_Create
ord17
ole32
OleUninitialize
OleInitialize
CoTaskMemFree
CoCreateInstance
Sections
.text Size: 23KB - Virtual size: 22KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1KB - Virtual size: 108KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 199KB - Virtual size: 198KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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$PLUGINSDIR/gyalquzbu.dll.dll windows:6 windows x86 arch:x86
e2d6fd4d471668e21347452fad4e179e
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
gdi32
CreateCompatibleBitmap
GetCharWidth32W
GetLogColorSpaceA
ScaleWindowExtEx
SelectClipRgn
SetDIBits
mpr
MultinetGetConnectionPerformanceW
WNetAddConnectionW
WNetConnectionDialog1A
WNetGetUniversalNameW
mswsock
EnumProtocolsW
GetAcceptExSockaddrs
GetNameByTypeW
rexec
s_perror
user32
CharUpperA
CopyImage
DlgDirSelectExA
OpenDesktopW
VkKeyScanW
urlmon
CreateURLMoniker
HlinkSimpleNavigateToMoniker
HlinkSimpleNavigateToString
IsLoggingEnabledA
MkParseDisplayNameEx
RegisterFormatEnumerator
resutils
ResUtilFindSzProperty
ResUtilGetBinaryProperty
ResUtilGetBinaryValue
ResUtilSetBinaryValue
ResUtilSetExpandSzValue
ResUtilSetSzValue
ResUtilStopService
loadperf
LoadPerfCounterTextStringsW
UnloadPerfCounterTextStringsA
UnloadPerfCounterTextStringsW
kernel32
CloseHandle
CompareFileTime
CreateFileMappingW
CreateFileW
DeleteFileW
EnumSystemCodePagesW
FileTimeToSystemTime
GetFileSize
GetLastError
GetLocalTime
GetVersion
GetWindowsDirectoryW
MapViewOfFile
SearchPathW
SetFilePointer
Sleep
SystemTimeToFileTime
UnmapViewOfFile
WriteFile
lstrcatW
lstrcpyW
lstrlenW
ole32
CoCreateGuid
CoTaskMemAlloc
CoTaskMemFree
oleaut32
SysFreeString
msvcrt
_adjust_fdiv
_initterm
free
malloc
memcpy
memmove
memset
wcschr
Exports
Exports
Sections
.text Size: 21KB - Virtual size: 20KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 424B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 812B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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