Static task
static1
Behavioral task
behavioral1
Sample
upd.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
upd.exe
Resource
win10v2004-20240508-en
General
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Target
1508f63874170f2e95cef78ac67e4a0c_JaffaCakes118
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Size
26KB
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MD5
1508f63874170f2e95cef78ac67e4a0c
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SHA1
5bccd5a3bd51736920f60210f16deac299ea01dd
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SHA256
d773dd00a0c784158aba4413067caddee8cc060e52f1221068a8f6c057b70589
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SHA512
f2af08bed4e28ea11c1a3dc9730f6d090eaa4ece22e82aa6a103ab046d92615eb6d23f3e1326171495c127761553668a4517e433e8051c91c320e16fa5d2dfb1
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SSDEEP
768:t80IAGgwacJlnHMPJycDpcQLekeZvrffXUByViY:t87DjCbS8sLEIVB
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/upd.exe
Files
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1508f63874170f2e95cef78ac67e4a0c_JaffaCakes118.cab
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upd.exe.exe windows:5 windows x86 arch:x86
fe7a35b29d7f3df99c50ff5905e8748d
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
SysAllocStringLen
advapi32
RegQueryValueExW
RegOpenKeyExW
RegCloseKey
user32
LoadStringW
MessageBoxA
CharNextW
GetSystemMetrics
CharUpperBuffW
kernel32
lstrcmpiA
LoadLibraryA
LocalFree
LocalAlloc
GetACP
Sleep
VirtualFree
VirtualAlloc
GetSystemInfo
GetVersion
GetCurrentThreadId
VirtualQuery
WideCharToMultiByte
MultiByteToWideChar
lstrlenW
lstrcpynW
LoadLibraryExW
IsValidLocale
GetSystemDefaultUILanguage
GetStartupInfoA
GetProcAddress
GetModuleHandleW
GetModuleFileNameW
GetUserDefaultUILanguage
GetLocaleInfoW
GetLastError
GetCommandLineW
FreeLibrary
FindFirstFileW
FindClose
ExitProcess
WriteFile
UnhandledExceptionFilter
RtlUnwind
RaiseException
GetStdHandle
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection
CloseHandle
TlsSetValue
TlsGetValue
LocalAlloc
GetModuleHandleW
WaitForSingleObject
SignalObjectAndWait
SetEvent
ResetEvent
MultiByteToWideChar
MoveFileW
GetVersionExW
GetThreadLocale
GetProcAddress
GetModuleHandleW
GetLocaleInfoW
GetLastError
GetFileAttributesW
GetDiskFreeSpaceW
GetCPInfo
InterlockedExchange
InterlockedCompareExchange
FreeLibrary
FindFirstFileW
FindClose
EnumCalendarInfoW
DeleteFileW
CreateEventW
CloseHandle
shell32
ShellExecuteW
Sections
.text Size: 35KB - Virtual size: 34KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.itext Size: 1024B - Virtual size: 604B
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: 19KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 8B
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: 35KB - Virtual size: 35KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ