Static task
static1
Behavioral task
behavioral1
Sample
IRQ2207799_pdf.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
IRQ2207799_pdf.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
ecflmkakn.exe
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
ecflmkakn.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_76de342da3c560312b0c1159b640949e342f994805ff962c2f95c73054913307
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Size
310KB
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MD5
12b4eba170aa110c83488672898dc4a5
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SHA1
19d31e1fe81a4ef7dc074712a0bc15cac240cfa7
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SHA256
76de342da3c560312b0c1159b640949e342f994805ff962c2f95c73054913307
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SHA512
6cb5589b0c30590867182dc4ea7236f70116cea30d5117340407888b4dabd8d3490d0ce9351b03ad95a8b8ab7422d194d3bb2e2c5c803c871ca8737614258fcc
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SSDEEP
6144:e7YDDqz7nvYuUnnBqqbSjUyVNIiiRm4Vv6xPtBX/yshX2B+Ugd1GzP:e7YDDqz7n8dGjjKoGv61td/yymB+HgzP
Malware Config
Signatures
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Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/IRQ2207799_pdf.bin unpack002/ecflmkakn.exe -
NSIS installer 2 IoCs
resource yara_rule static1/unpack001/IRQ2207799_pdf.bin nsis_installer_1 static1/unpack001/IRQ2207799_pdf.bin nsis_installer_2
Files
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JaffaCakes118_76de342da3c560312b0c1159b640949e342f994805ff962c2f95c73054913307.zip
Password: infected
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IRQ2207799_pdf.bin.exe windows:4 windows x86 arch:x86
7fa974366048f9c551ef45714595665e
Headers
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
CompareFileTime
SearchPathA
GetShortPathNameA
GetFullPathNameA
MoveFileA
SetCurrentDirectoryA
GetFileAttributesA
GetLastError
CreateDirectoryA
SetFileAttributesA
Sleep
GetTickCount
GetFileSize
GetModuleFileNameA
GetCurrentProcess
CopyFileA
ExitProcess
GetWindowsDirectoryA
SetFileTime
GetCommandLineA
SetErrorMode
LoadLibraryA
lstrcpynA
GetDiskFreeSpaceA
GlobalUnlock
GlobalLock
CreateThread
CreateProcessA
RemoveDirectoryA
CreateFileA
GetTempFileNameA
lstrlenA
lstrcatA
GetSystemDirectoryA
GetVersion
CloseHandle
lstrcmpiA
lstrcmpA
ExpandEnvironmentStringsA
GlobalFree
GlobalAlloc
WaitForSingleObject
GetExitCodeProcess
GetModuleHandleA
LoadLibraryExA
GetProcAddress
FreeLibrary
MultiByteToWideChar
WritePrivateProfileStringA
GetPrivateProfileStringA
WriteFile
ReadFile
MulDiv
SetFilePointer
FindClose
FindNextFileA
FindFirstFileA
DeleteFileA
GetTempPathA
user32
EndDialog
ScreenToClient
GetWindowRect
EnableMenuItem
GetSystemMenu
SetClassLongA
IsWindowEnabled
SetWindowPos
GetSysColor
GetWindowLongA
SetCursor
LoadCursorA
CheckDlgButton
GetMessagePos
LoadBitmapA
CallWindowProcA
IsWindowVisible
CloseClipboard
SetClipboardData
EmptyClipboard
RegisterClassA
TrackPopupMenu
AppendMenuA
CreatePopupMenu
GetSystemMetrics
SetDlgItemTextA
GetDlgItemTextA
MessageBoxIndirectA
CharPrevA
DispatchMessageA
PeekMessageA
DestroyWindow
CreateDialogParamA
SetTimer
SetWindowTextA
PostQuitMessage
SetForegroundWindow
wsprintfA
SendMessageTimeoutA
FindWindowExA
SystemParametersInfoA
CreateWindowExA
GetClassInfoA
DialogBoxParamA
CharNextA
OpenClipboard
ExitWindowsEx
IsWindow
GetDlgItem
SetWindowLongA
LoadImageA
GetDC
EnableWindow
InvalidateRect
SendMessageA
DefWindowProcA
BeginPaint
GetClientRect
FillRect
DrawTextA
EndPaint
ShowWindow
gdi32
SetBkColor
GetDeviceCaps
DeleteObject
CreateBrushIndirect
CreateFontIndirectA
SetBkMode
SetTextColor
SelectObject
shell32
SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
ShellExecuteA
SHFileOperationA
SHGetSpecialFolderLocation
advapi32
RegQueryValueExA
RegSetValueExA
RegEnumKeyA
RegEnumValueA
RegOpenKeyExA
RegDeleteKeyA
RegDeleteValueA
RegCloseKey
RegCreateKeyExA
comctl32
ImageList_AddMasked
ImageList_Destroy
ord17
ImageList_Create
ole32
CoTaskMemFree
OleInitialize
OleUninitialize
CoCreateInstance
version
GetFileVersionInfoSizeA
GetFileVersionInfoA
VerQueryValueA
Sections
.text Size: 23KB - Virtual size: 22KB
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: 151KB
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: 166KB - Virtual size: 166KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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bizrc
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ecflmkakn.exe.exe windows:6 windows x86 arch:x86
317d34e6e164fdae698f602f169de69a
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
imm32
ImmAssociateContext
ImmGetContext
ImmGetProperty
ImmSetCompositionFontA
ImmUnregisterWordA
ImmUnregisterWordW
shlwapi
GetMenuPosFromID
PathIsContentTypeA
PathStripToRootW
winmm
waveOutGetDevCapsA
waveOutSetPitch
ws2_32
WSAAsyncGetServByName
WSASendTo
WSASetServiceA
WSASocketA
WSCEnableNSProvider
accept
getservbyport
wsnmp32
ord301
ord204
ord502
ole32
CLSIDFromProgID
HENHMETAFILE_UserFree
OleTranslateAccelerator
StgOpenStorage
avifil32
AVISaveOptionsFree
EditStreamSetNameA
msvfw32
DrawDibRealize
gdi32
GdiPlayPrivatePageEMF
TextOutA
wsock32
ord1119
kernel32
CreateFileW
GetCommandLineW
GetFileSize
ReadFile
VirtualAlloc
shell32
CommandLineToArgvW
Sections
.text Size: 111KB - Virtual size: 111KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 96B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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