4a08d821e2dba612ede39c07a03758c6_JaffaCakes118

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General

Target

4a08d821e2dba612ede39c07a03758c6_JaffaCakes118
Size

129KB
MD5

4a08d821e2dba612ede39c07a03758c6
SHA1

a358b8f56af15c8c998bee3637f2d601b45fbae4
SHA256

1dfe09b0e7f35c5836acc5f462e5697cef59027433f6bd939c360e69b1fc2f33
SHA512

a6c03696e7dc3f682e30234ba5b5f6f04d7696b697e5fbe8fb5991be031beb7350cf6a49aaf3e86c31cfaf9ac544fbfe3181f086b6a9b84bc34ee121a7a3bde8
SSDEEP

3072:hOiAYGoqZJ7S0MAlxbaXq/OHdx9Ev+7fF71MhGmM:/qZ9Slu44O9x9z7fZiEmM

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
sample	upx

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
4a08d821e2dba612ede39c07a03758c6_JaffaCakes118

Files

4a08d821e2dba612ede39c07a03758c6_JaffaCakes118
.exe windows:6 windows x86 arch:x86

feaed82f3a745cdb7cef21eb16aba70d

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

tskill.pdb

Imports

winsta

WinStationOpenServerW
WinStationFreeGAPMemory
WinStationEnumerateProcesses
WinStationFreeMemory
WinStationTerminateProcess
WinStationGetAllProcesses

user32

LoadStringW

kernel32

GetModuleHandleA
InterlockedCompareExchange
GetTickCount
GetCurrentThreadId
Sleep
QueryPerformanceCounter
SetUnhandledExceptionFilter
UnhandledExceptionFilter
FormatMessageW
GetLastError
SetThreadUILanguage
GetConsoleOutputCP
HeapSetInformation
FreeLibrary
LoadLibraryW
SetLastError
MultiByteToWideChar
WriteConsoleW
GetFileType
GetStdHandle
GetModuleHandleW
VerifyVersionInfoW
VerSetConditionMask
LocalFree
LocalAlloc
GetCommandLineW
GetFileAttributesW
FindClose
FindNextFileW
FindFirstFileW
GetCurrentProcess
TerminateProcess
GetSystemTimeAsFileTime
GetCurrentProcessId
InterlockedExchange

msvcrt

setlocale
malloc
memcpy
wcscpy_s
free
vfwprintf
vswprintf_s
_ultoa
wcscat_s
memset
wcstol
_wcsnicmp
memmove
_wcsdup
__getmainargs
_cexit
_exit
_XcptFilter
exit
_initterm
_amsg_exit
__setusermatherr
_adjust_fdiv
__p__commode
__p__fmode
__set_app_type
?terminate@@YAXXZ
_except_handler4_common
_controlfp
swprintf_s
wcstoul
wcsncpy_s
_wcslwr
wcschr
towupper
fwprintf
_iob
_wsetlocale

Sections

.text
Size: 15KB - Virtual size: 15KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.data
Size: 1024B - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.UPX0
Size: 108KB - Virtual size: 260KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

feaed82f3a745cdb7cef21eb16aba70d

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

winsta

user32

kernel32

msvcrt

Sections

.text Size: 15KB - Virtual size: 15KB

.data Size: 1024B - Virtual size: 7KB

.rsrc Size: 2KB - Virtual size: 2KB

.reloc Size: 1KB - Virtual size: 1KB

.UPX0 Size: 108KB - Virtual size: 260KB

.text
Size: 15KB - Virtual size: 15KB

.data
Size: 1024B - Virtual size: 7KB

.rsrc
Size: 2KB - Virtual size: 2KB

.reloc
Size: 1KB - Virtual size: 1KB

.UPX0
Size: 108KB - Virtual size: 260KB