Static task
static1
Behavioral task
behavioral1
Sample
MehrOCR/MehrOCR.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
MehrOCR/MehrOCR.exe
Resource
win10v2004-20240802-en
General
-
Target
13f77ff90c64a088f22a689aa936f95e_JaffaCakes118
-
Size
1.6MB
-
MD5
13f77ff90c64a088f22a689aa936f95e
-
SHA1
9039a284aed860f589c6972ebba7779964f3bd5b
-
SHA256
ac71b5fdc9a465c0d3793dafe84f7b85aec50e8a9d316e1a5c1211084fc38e4c
-
SHA512
295b2d2d226b2e1f202234e0a0aca7390feb1c63abc36610ca7c0ebc0899fb9a2d77656f9600337f3214de56f9c7167eefafe0046c657e8db1957ec729e20385
-
SSDEEP
24576:FmZF52qmo1xnoZ30ne4duwoQ35AhbIuenS5F6Ad3eH7OMO+pVdkG6luyDyZ5jHA2:A5123oddn35A+ueSBUBpAcPZhAT9s
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/MehrOCR/MehrOCR.exe
Files
-
13f77ff90c64a088f22a689aa936f95e_JaffaCakes118.zip
-
MehrOCR/MehrOCR.exe.exe windows:4 windows x86 arch:x86
f27d47a0a50ffc28686971f73cc30beb
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Imports
oleaut32
SysFreeString
SysReAllocStringLen
SysAllocStringLen
SafeArrayPtrOfIndex
SafeArrayGetUBound
SafeArrayGetLBound
SafeArrayCreate
VariantChangeType
VariantCopy
VariantClear
VariantInit
advapi32
RegQueryValueExA
RegOpenKeyExA
RegCloseKey
OpenProcessToken
LookupPrivilegeValueA
AdjustTokenPrivileges
user32
GetKeyboardType
DestroyWindow
LoadStringA
MessageBoxA
CharNextA
MessageBoxA
LoadStringA
GetSystemMetrics
ExitWindowsEx
CharNextA
CharToOemA
kernel32
GetACP
Sleep
VirtualFree
VirtualAlloc
GetCurrentThreadId
InterlockedDecrement
InterlockedIncrement
VirtualQuery
WideCharToMultiByte
MultiByteToWideChar
lstrlenA
lstrcpynA
LoadLibraryExA
GetThreadLocale
GetStartupInfoA
GetProcAddress
GetModuleHandleA
GetModuleFileNameA
GetLocaleInfoA
GetCommandLineA
FreeLibrary
FindFirstFileA
FindClose
ExitProcess
WriteFile
UnhandledExceptionFilter
RtlUnwind
RaiseException
GetStdHandle
TlsSetValue
TlsGetValue
LocalAlloc
GetModuleHandleA
WriteProcessMemory
WriteFile
WaitForSingleObject
VirtualQuery
VirtualAllocEx
SetThreadContext
SetFilePointer
SetEvent
SetEndOfFile
ResumeThread
ResetEvent
ReadProcessMemory
ReadFile
LeaveCriticalSection
InitializeCriticalSection
GetVersionExA
GetThreadLocale
GetThreadContext
GetStdHandle
GetProcAddress
GetModuleHandleA
GetModuleFileNameA
GetLocaleInfoA
GetLocalTime
GetLastError
GetFullPathNameA
GetFileAttributesA
GetDiskFreeSpaceA
GetDateFormatA
GetCurrentThreadId
GetCurrentProcess
GetCPInfo
FreeLibrary
FormatMessageA
EnumCalendarInfoA
EnterCriticalSection
DeleteCriticalSection
CreateProcessA
CreateFileA
CreateEventA
CompareStringA
CloseHandle
Sleep
Sections
.text Size: 65KB - Virtual size: 65KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.itext Size: 1024B - Virtual size: 1012B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: - Virtual size: 18KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 12B
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rsrc Size: 66KB - Virtual size: 66KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
-
MehrOCR/int.jpg.jpg
-
MehrOCR/int2.jpg.jpg
-
MehrOCR/int3.jpg.jpg