97bc9fc82cdd0607f0bd1e83622b80ba_JaffaCakes118

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General

Target
97bc9fc82cdd0607f0bd1e83622b80ba_JaffaCakes118
Size 457KB
Sample240402-1d937aeb4z
SHA256 7a12f38cc2bd503f9667620f86315281e8319f9f2dca72aa19eb19ff6f3629a6
MD5 97bc9fc82cdd0607f0bd1e83622b80ba
SHA1 b066758974a6efef88abd3e772171a4bab89d1e8
SHA512 b81cf826017f05a7a1d4fa42e61a0da20cbb5b7f02a90881bcdc01f24b64b1880f7078328082d29d9b3fbd957de8fff164f23b0f564fb7f41128841ed7b9ccc2
SSDEEP 6144:FBlL/H4sYGXW+W9PTqKkq0KjtS8AE5gktrPnO1+RJRUw167GVRiG62:TKGXW+WJTe8xSAgktTOoRJ+wCSkG5
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
97bc9fc82cdd0607f0bd1e83622b80ba_JaffaCakes118
unpack001/$PLUGINSDIR/nrxdd.dll

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

File Explorer

97bc9fc82cdd0607f0bd1e83622b80ba_JaffaCakes118

.exe 457KB
$PLUGINSDIR/nrxdd.dll

.dll 42KB
2jkey369fvtdxvz

212KB

97bc9fc82cdd0607f0bd1e83622b80ba_JaffaCakes118

IMPHASH b76363e9cb88bf9390860da8e50999d2
SHA256 7a12f38cc2bd503f9667620f86315281e8319f9f2dca72aa19eb19ff6f3629a6
MD5 97bc9fc82cdd0607f0bd1e83622b80ba
SHA1 b066758974a6efef88abd3e772171a4bab89d1e8
SHA512 b81cf826017f05a7a1d4fa42e61a0da20cbb5b7f02a90881bcdc01f24b64b1880f7078328082d29d9b3fbd957de8fff164f23b0f564fb7f41128841ed7b9ccc2
SSDEEP 6144:FBlL/H4sYGXW+W9PTqKkq0KjtS8AE5gktrPnO1+RJRUw167GVRiG62:TKGXW+WJTe8xSAgktTOoRJ+wCSkG5
MD5 SHA1 SHA512 SSDEEP

windows:4 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.
NSIS installer

installer

Minor OS version

Major OS version

Entry point

12539

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

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

PDB paths

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

$PLUGINSDIR/nrxdd.dll

IMPHASH 2cd8287f8cca5a8b9afdb41929e0c3b3
SHA256 bbd19853959f6a7e000b9bd1880416753f9129294efc7b5eba835891b4034459
MD5 5a5c717c752014c115f8cd5269d09230
SHA1 9e98b8f7fc33c2a635b7fafae816e70a991db637
SHA512 350f82e6eda8687197d911cddd6d84f734e77f63d538062c49298076db297907643f8771544000d4697d5c3f3995b488ef787a5ba132c89f6b2fba6b5be9a361
SSDEEP 768:fAidP+QzDl79yqZw0yAkKjGZbjtY7xgUnNfzyX6ZAunOVfG2WgkhRw:fAMWQzh7kqfkRtY1gQ06ZAumkM
MD5 SHA1 SHA512 SSDEEP

windows:6 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.
NSIS installer

installer

Minor OS version

Major OS version

Entry point

35791

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL

PDB paths

shlwapi

PathIsPrefixW PathMakePrettyW SHDeleteValueW SHRegCloseUSKey StrStrA UrlIsOpaqueA

loadperf

LoadPerfCounterTextStringsA LoadPerfCounterTextStringsW UnloadPerfCounterTextStringsA

user32

CharNextA DispatchMessageW EnumWindows GetFocus GetKeyNameTextW LoadBitmapA LoadKeyboardLayoutW LoadStringW RegisterClassExA

wsnmp32

ord401 ord902 ord999 ord604 ord206 ord300

setupapi

SetupDiGetDeviceInfoListDetailW SetupDiGetHwProfileFriendlyNameExW SetupInitDefaultQueueCallbackEx SetupInstallFileExW SetupInstallFilesFromInfSectionA SetupPromptReboot SetupScanFileQueueA

mapi32

ord34 ord204 ord190 ord142 ord19 ord67 ord35 ord33

advapi32

GetUserNameA GetUserNameW RegCloseKey RegCreateKeyExW RegDeleteKeyW RegEnumKeyExW RegOpenCurrentUser RegOpenKeyExW RegQueryValueExW RegSetValueExW

kernel32

CloseHandle CreateFileW ExpandEnvironmentStringsW FreeLibrary GetDriveTypeA GetDriveTypeW GetLastError GetProcAddress GetProcessHeap HeapAlloc HeapFree LoadLibraryW MultiByteToWideChar SetLastError VirtualProtect WideCharToMultiByte lstrcmpW lstrcpyA lstrcpyW lstrlenA lstrlenW

msvcrt

_adjust_fdiv _initterm free iswctype malloc memcpy memset strcpy strlen swprintf wcschr

97bc9fc82cdd0607f0bd1e83622b80ba_JaffaCakes118

kernel32

user32

gdi32

shell32

advapi32

comctl32

ole32

generic

$PLUGINSDIR/nrxdd.dll

shlwapi

loadperf

user32

wsnmp32

setupapi

mapi32

advapi32

kernel32

msvcrt

generic

2jkey369fvtdxvz