Static task
static1
Behavioral task
behavioral1
Sample
73b75b2ee08efb37916d68a810054b0d_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
73b75b2ee08efb37916d68a810054b0d_JaffaCakes118.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral5
Sample
OCleanUpdate.exe
Resource
win7-20240705-en
Behavioral task
behavioral6
Sample
OCleanUpdate.exe
Resource
win10v2004-20240709-en
General
-
Target
73b75b2ee08efb37916d68a810054b0d_JaffaCakes118
-
Size
125KB
-
MD5
73b75b2ee08efb37916d68a810054b0d
-
SHA1
7aa3b770556b1ddbee8f492f11e8ddd56bb483d4
-
SHA256
05250bf48aa352c9a57bae02939516582042b417fdd820ca501a6f84738d353f
-
SHA512
262a6a503ce120bd9faad94861b07d9355a43e82a954b8f5aebe8bebb0a6fa2fd49d4edbe734428d3e248d50d7f25f60fef482d27b6110f3988185c6d33fefd3
-
SSDEEP
3072:1j3DlADd0kJsQ4/OOnlsQAzfLeZUvcTykwZBOKnz:1N7vVneQAzfLgZBE
Malware Config
Signatures
-
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/$PLUGINSDIR/InstallOptions.dll unpack001/OCleanUpdate.exe -
NSIS installer 1 IoCs
resource yara_rule sample nsis_installer_1
Files
-
73b75b2ee08efb37916d68a810054b0d_JaffaCakes118.exe windows:4 windows x86 arch:x86
3c1b27083f9fe9eb9b4f9671a370a84d
Code Sign
01Certificate
IssuerCN=Thawte Premium Server CA,OU=Certification Services Division,O=Thawte Consulting cc,L=Cape Town,ST=Western Cape,C=ZA,1.2.840.113549.1.9.1=#0c197072656d69756d2d736572766572407468617774652e636f6dNot Before01/08/1996, 00:00Not After31/12/2020, 23:59SubjectCN=Thawte Premium Server CA,OU=Certification Services Division,O=Thawte Consulting cc,L=Cape Town,ST=Western Cape,C=ZA,1.2.840.113549.1.9.1=#0c197072656d69756d2d736572766572407468617774652e636f6d0aCertificate
IssuerCN=Thawte Premium Server CA,OU=Certification Services Division,O=Thawte Consulting cc,L=Cape Town,ST=Western Cape,C=ZA,1.2.840.113549.1.9.1=#0c197072656d69756d2d736572766572407468617774652e636f6dNot Before06/08/2003, 00:00Not After05/08/2013, 23:59SubjectCN=Thawte Code Signing CA,O=Thawte Consulting (Pty) Ltd.,C=ZAExtended Key Usages
ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning
Key Usages
KeyUsageCertSign
KeyUsageCRLSign
38:25:d7:fa:f8:61:af:9e:f4:90:e7:26:b5:d6:5a:d5Certificate
IssuerCN=VeriSign Time Stamping Services CA,O=VeriSign\, Inc.,C=USNot Before15/06/2007, 00:00Not After14/06/2012, 23:59SubjectCN=VeriSign Time Stamping Services Signer - G2,O=VeriSign\, Inc.,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
KeyUsageContentCommitment
47:bf:19:95:df:8d:52:46:43:f7:db:6d:48:0d:31:a4Certificate
IssuerCN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZANot Before04/12/2003, 00:00Not After03/12/2013, 23:59SubjectCN=VeriSign Time Stamping Services CA,O=VeriSign\, Inc.,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageCertSign
KeyUsageCRLSign
3a:b7:8e:95:da:de:66:79:af:f9:6e:b5:a9:cd:ca:b7Certificate
IssuerCN=Thawte Code Signing CA,O=Thawte Consulting (Pty) Ltd.,C=ZANot Before07/06/2007, 09:13Not After06/06/2008, 09:13SubjectCN=(주)한국유티엘,OU=Software Development Department,O=(주)한국유티엘,L=Seocho-gu,ST=Seoul,C=KRExtended Key Usages
ExtKeyUsageCodeSigning
ExtKeyUsageMicrosoftCommercialCodeSigning
Signer
Actual PE DigestDigest AlgorithmPE Digest MatchesfalseHeaders
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
SetFileTime
CompareFileTime
SearchPathA
GetShortPathNameA
GetFullPathNameA
MoveFileA
SetCurrentDirectoryA
GetFileAttributesA
GetLastError
CreateDirectoryA
SetFileAttributesA
Sleep
GetFileSize
GetModuleFileNameA
GetTickCount
GetCurrentProcess
CopyFileA
ExitProcess
lstrcpynA
GetCommandLineA
CloseHandle
GetTempPathA
GetUserDefaultLangID
GetDiskFreeSpaceA
GlobalUnlock
GlobalLock
CreateThread
CreateProcessA
RemoveDirectoryA
CreateFileA
GetTempFileNameA
SetEndOfFile
UnmapViewOfFile
MapViewOfFile
CreateFileMappingA
lstrcpyA
lstrlenA
lstrcatA
GetSystemDirectoryA
lstrcmpiA
GetEnvironmentVariableA
ExpandEnvironmentStringsA
GlobalFree
GlobalAlloc
WaitForSingleObject
GetExitCodeProcess
SetErrorMode
GetModuleHandleA
LoadLibraryA
GetProcAddress
FreeLibrary
MultiByteToWideChar
WritePrivateProfileStringA
GetPrivateProfileStringA
WriteFile
MulDiv
ReadFile
SetFilePointer
FindClose
FindNextFileA
FindFirstFileA
DeleteFileA
GetWindowsDirectoryA
user32
ScreenToClient
GetWindowRect
SetClassLongA
IsWindowEnabled
SetWindowPos
GetSysColor
GetWindowLongA
LoadCursorA
SetCursor
CheckDlgButton
GetAsyncKeyState
IsDlgButtonChecked
GetMessagePos
LoadBitmapA
CallWindowProcA
IsWindowVisible
CloseClipboard
SetClipboardData
EmptyClipboard
OpenClipboard
EndDialog
AppendMenuA
CreatePopupMenu
GetSystemMetrics
SetDlgItemTextA
GetDlgItemTextA
MessageBoxA
CharPrevA
wvsprintfA
DispatchMessageA
PeekMessageA
CreateDialogParamA
DestroyWindow
SetTimer
SetWindowTextA
PostQuitMessage
SetForegroundWindow
ShowWindow
SendMessageTimeoutA
FindWindowExA
RegisterClassA
SystemParametersInfoA
CreateWindowExA
GetClassInfoA
DialogBoxParamA
CharNextA
TrackPopupMenu
ExitWindowsEx
IsWindow
GetDlgItem
SetWindowLongA
LoadImageA
GetDC
EnableWindow
InvalidateRect
SendMessageA
DefWindowProcA
BeginPaint
GetClientRect
FillRect
DrawTextA
EndPaint
wsprintfA
gdi32
SetBkColor
GetDeviceCaps
DeleteObject
CreateBrushIndirect
CreateFontIndirectA
SetBkMode
SetTextColor
SelectObject
shell32
SHGetMalloc
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
OleInitialize
OleUninitialize
CoCreateInstance
version
GetFileVersionInfoSizeA
GetFileVersionInfoA
VerQueryValueA
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: 3KB - Virtual size: 158KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 36KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 27KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
-
$PLUGINSDIR/InstallOptions.dll.dll windows:4 windows x86 arch:x86
57354bdeea3dfae6e948101add87501a
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
kernel32
SetCurrentDirectoryA
GetCurrentDirectoryA
GetPrivateProfileIntA
GetModuleHandleA
lstrcmpiA
GetPrivateProfileStringA
lstrcatA
lstrcpynA
WritePrivateProfileStringA
lstrlenA
lstrcpyA
GlobalFree
MultiByteToWideChar
GlobalAlloc
user32
GetDlgCtrlID
GetClientRect
SetWindowRgn
MapWindowPoints
LoadImageA
SetWindowLongA
CreateWindowExA
MapDialogRect
SetWindowPos
GetWindowRect
CreateDialogParamA
ShowWindow
EnableWindow
GetDlgItem
DestroyIcon
DestroyWindow
DispatchMessageA
TranslateMessage
GetMessageA
IsDialogMessageA
PtInRect
LoadCursorA
SetCursor
DrawTextA
GetWindowLongA
DrawFocusRect
CallWindowProcA
PostMessageA
MessageBoxA
CharNextA
wsprintfA
GetWindowTextA
SetWindowTextA
SendMessageA
LoadIconA
gdi32
SetTextColor
GetObjectA
SelectObject
GetDIBits
CreateRectRgn
CombineRgn
DeleteObject
CreateCompatibleDC
shell32
SHGetPathFromIDListA
SHBrowseForFolderA
SHGetDesktopFolder
SHGetMalloc
ShellExecuteA
comdlg32
GetOpenFileNameA
GetSaveFileNameA
CommDlgExtendedError
Exports
Exports
dialog
initDialog
show
Sections
.text Size: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 152B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 954B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
$PLUGINSDIR/ioSpecial.ini
-
$PLUGINSDIR/modern-wizard.bmp
-
OCleanUpdate.exe.exe windows:4 windows x86 arch:x86
ea1cac76342febe2a67c51aee6ca4505
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
version
GetFileVersionInfoSizeA
GetFileVersionInfoA
VerQueryValueA
wininet
InternetGetConnectedState
netapi32
Netbios
mfc42
ord941
ord3663
ord537
ord4202
ord4278
ord5710
ord2764
ord668
ord3178
ord4058
ord2781
ord2770
ord356
ord6877
ord6874
ord665
ord5583
ord354
ord926
ord1979
ord5186
ord4673
ord4274
ord6375
ord4486
ord2554
ord2512
ord5731
ord3922
ord1089
ord5199
ord2396
ord3346
ord5300
ord5302
ord2725
ord4079
ord4698
ord5307
ord5289
ord5714
ord2982
ord3147
ord3259
ord4465
ord3136
ord3262
ord2985
ord3081
ord2976
ord523
ord3831
ord3825
ord3079
ord4080
ord4622
ord4424
ord3738
ord561
ord815
ord641
ord2514
ord2621
ord1134
ord5265
ord4376
ord4853
ord4998
ord6052
ord4078
ord1775
ord4407
ord5241
ord2385
ord5163
ord6374
ord4353
ord5280
ord3798
ord4837
ord4441
ord2648
ord2055
ord6376
ord1576
ord5065
ord1727
ord5261
ord2446
ord2124
ord5277
ord4627
ord4425
ord3597
ord1146
ord1168
ord324
ord4234
ord4710
ord6197
ord2864
ord6215
ord2379
ord755
ord470
ord5572
ord1205
ord2077
ord2029
ord5797
ord791
ord5479
ord1995
ord2614
ord4204
ord535
ord541
ord6143
ord924
ord922
ord2915
ord801
ord4129
ord860
ord6883
ord858
ord2818
ord823
ord825
ord540
ord800
ord3830
ord3749
msvcrt
__p__commode
__p__fmode
__set_app_type
_controlfp
_adjust_fdiv
__setusermatherr
_initterm
__getmainargs
_acmdln
exit
_XcptFilter
_exit
?terminate@@YAXXZ
_except_handler3
_onexit
__dllonexit
calloc
memcpy
malloc
free
fread
fwrite
_mkdir
strstr
fopen
fgets
_mbscmp
fclose
atoi
__CxxFrameHandler
_filelength
_fileno
_setmbcp
kernel32
Sleep
lstrlenA
CloseHandle
WriteFile
CreateFileA
WinExec
DeleteFileA
SetCurrentDirectoryA
GetWindowsDirectoryA
GetPrivateProfileStringA
Process32Next
OpenProcess
TerminateProcess
GetExitCodeProcess
Process32First
CreateToolhelp32Snapshot
GetSystemDirectoryA
GetVersionExA
GetTimeFormatA
GetDateFormatA
FileTimeToSystemTime
FileTimeToLocalFileTime
GetModuleHandleA
GetStartupInfoA
MultiByteToWideChar
user32
GetSystemMetrics
GetClientRect
EnableWindow
wsprintfA
BringWindowToTop
DrawIcon
SendMessageA
KillTimer
LoadIconA
IsIconic
SetTimer
advapi32
RegOpenKeyA
RegCreateKeyExA
RegSetValueExA
RegQueryValueExA
RegOpenKeyExA
RegCloseKey
shell32
SHGetPathFromIDListA
SHGetSpecialFolderLocation
ole32
CoInitialize
CoCreateInstance
CoUninitialize
oleaut32
SysAllocString
VariantClear
wsock32
WSACleanup
WSAStartup
Sections
.text Size: 48KB - Virtual size: 47KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 12KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 8KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 28KB - Virtual size: 26KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ