Static task
static1
Behavioral task
behavioral1
Sample
Picture14.JPG_www.dropbox.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
Picture14.JPG_www.dropbox.exe
Resource
win10v2004-20240802-en
General
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Target
b28cd7c84de9412e15da007af6eba25d_JaffaCakes118
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Size
157KB
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MD5
b28cd7c84de9412e15da007af6eba25d
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SHA1
a5827d4e6139a5805b095766c87458bfee62d016
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SHA256
e4ec74fa3f4b114500fabc8d78fc2a57e8e4b6474fb834a21473f10e558675fe
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SHA512
e47f42adaf283cdadceab7916981b9d0ad344cff3002776afe6f890581a764ca4c4a687123c10e464ba57c550b83125299e4611538364746fded6f4dab7f1d60
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SSDEEP
3072:pmsxd1zom4zBd03xsDTs/zfediUSAQcFcggg/pwNrwJQ+S4uJrAKMpb:wYzUBdxTA7ediU9QY7PpwNyQ+OJrLw
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/Picture14.JPG_www.dropbox.com
Files
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b28cd7c84de9412e15da007af6eba25d_JaffaCakes118.zip
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Picture14.JPG_www.dropbox.com.exe windows:4 windows x86 arch:x86
817f2a44d2a4aa0f937c765405d5cbb6
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
ws2_32
gethostname
WSAGetLastError
kernel32
GetCurrentThreadId
CompareStringW
CompareStringA
ExitProcess
lstrlenA
GetTickCount
GetProcAddress
LoadLibraryA
GetTimeZoneInformation
IsValidCodePage
GetCommandLineA
HeapFree
GetVersionExA
HeapAlloc
GetProcessHeap
GetStartupInfoA
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
GetModuleHandleA
WriteFile
GetStdHandle
GetModuleFileNameA
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
WideCharToMultiByte
GetLastError
GetEnvironmentStringsW
SetHandleCount
GetFileType
DeleteCriticalSection
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
InterlockedIncrement
SetLastError
SetEnvironmentVariableA
InterlockedDecrement
GetCurrentThread
HeapDestroy
HeapCreate
VirtualFree
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
LeaveCriticalSection
FatalAppExitA
EnterCriticalSection
SetConsoleCtrlHandler
FreeLibrary
InterlockedExchange
InitializeCriticalSection
GetCPInfo
GetACP
GetOEMCP
Sleep
VirtualAlloc
HeapReAlloc
RtlUnwind
HeapSize
MultiByteToWideChar
GetLocaleInfoA
GetLocaleInfoW
LCMapStringA
LCMapStringW
GetStringTypeA
GetStringTypeW
GetTimeFormatA
GetDateFormatA
GetUserDefaultLCID
EnumSystemLocalesA
IsValidLocale
user32
GetCursorPos
Sections
.text Size: 72KB - Virtual size: 71KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 12KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 116KB - Virtual size: 112KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ