aa5a7cb9951b2ecb5c0fd37e5e2c83a6_JaffaCakes118

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General

Target

aa5a7cb9951b2ecb5c0fd37e5e2c83a6_JaffaCakes118
Size

83KB
MD5

aa5a7cb9951b2ecb5c0fd37e5e2c83a6
SHA1

6ea65087156a6301166c85dce80beb6ce5ea2524
SHA256

9d25b3ff9f9093311948e13ca852e7dc3b5e3db53f37627c82707adc8e5b1a0f
SHA512

173d60d4abf9c9818951585cc194f33350da8db4429a32384b9bcf36e986cb1929e6fec929195e6aa5d574b5bf71c06be35c601990d214575b4ce53d46361ffc
SSDEEP

1536:X49WSciofYRxYv0sDnpMU4H1zpkaMw057L+hfV/EgF7ZCxlTyurLZfHyx:XfSHofYRxYv0sTpMU4H11kaMwOe/EgFd

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
sample	upx
static1/unpack001/$_0_/TeamViewer_.exe	upx

Unsigned PE 4 IoCs

Checks for missing Authenticode signature.

resource
aa5a7cb9951b2ecb5c0fd37e5e2c83a6_JaffaCakes118
unpack001/$PLUGINSDIR/TvGetVersion.dll
unpack001/$_0_/TeamViewer_.exe
unpack001/out.upx

NSIS installer 1 IoCs

installer

resource	yara_rule
static1/unpack001/out.upx	nsis_installer_2

Files

aa5a7cb9951b2ecb5c0fd37e5e2c83a6_JaffaCakes118
.exe windows:4 windows x86 arch:x86

Headers

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

Sections

UPX0
Size: - Virtual size: 196KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 17KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 24KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
$PLUGINSDIR/TvGetVersion.dll
.dll windows:4 windows x86 arch:x86

7f27fb2f8604769e3f1416e79e2b660f

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

kernel32

Sleep
GetVersionExA
GetCurrentThreadId
GetCommandLineA
HeapFree
HeapAlloc
GetProcessHeap
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
ExitProcess
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
InterlockedIncrement
SetLastError
InterlockedDecrement
SetHandleCount
GetStdHandle
GetFileType
GetStartupInfoA
DeleteCriticalSection
GetModuleFileNameA
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStringsW
HeapDestroy
HeapCreate
VirtualFree
lstrcpynA
GetTickCount
GetSystemTimeAsFileTime
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
WriteFile
LeaveCriticalSection
EnterCriticalSection
LoadLibraryA
InitializeCriticalSection
VirtualAlloc
HeapReAlloc
RtlUnwind
LCMapStringA
MultiByteToWideChar
LCMapStringW
GetStringTypeA
GetStringTypeW
GetLocaleInfoA
HeapSize
lstrcmpiA
lstrcpyA
lstrlenA
lstrcatA
GetDriveTypeA
CreateFileA
GetFileSize
GlobalAlloc
ReadFile
CloseHandle
GlobalFree
GetLastError
GetCurrentProcessId
GetModuleHandleA
QueryPerformanceCounter
GetProcAddress

user32

GetSystemMetrics
SendMessageA
wsprintfA

advapi32

RegQueryValueExA
RegCloseKey
RegOpenKeyExA
DeleteService
ControlService
StartServiceA
OpenSCManagerA
OpenServiceA
CloseServiceHandle
QueryServiceStatus
RegDeleteValueA
RegCreateKeyExA
RegEnumKeyExA
RegEnumValueA
RegSetValueExA

Exports

Exports

GetCurrentSessionId
GetServiceStatus
IsNetPath
IsServiceInstalled
IsTvPasswordSet
LoadFile
RegCopyKey
RegCopyValue
RemoveService
RemoveServiceWait
RunService
RunServiceWait
StopService
StopServiceWait
WindowsName
WindowsPlatformArchitecture
WindowsPlatformId
WindowsServerName
WindowsVersion
WindowsVersionMajor
WindowsVersionMinor

Sections

.text
Size: 32KB - Virtual size: 32KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 512B - Virtual size: 176B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
$_0_/TeamViewer_.exe
.exe windows:5 windows x86 arch:x86

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 2.3MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 20KB - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 26KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:4 windows x86 arch:x86

Headers

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

Sections

.text
Size: 22KB - Virtual size: 22KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 107KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.ndata
Size: - Virtual size: 40KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 24KB - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 196KB

UPX1 Size: 17KB - Virtual size: 20KB

.rsrc Size: 24KB - Virtual size: 28KB

7f27fb2f8604769e3f1416e79e2b660f

Headers

File Characteristics

Imports

kernel32

user32

advapi32

Exports

Exports

Sections

.text Size: 32KB - Virtual size: 32KB

.rdata Size: 9KB - Virtual size: 8KB

.data Size: 3KB - Virtual size: 10KB

.rsrc Size: 512B - Virtual size: 176B

.reloc Size: 4KB - Virtual size: 3KB

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 2.3MB

UPX1 Size: 20KB - Virtual size: 24KB

.rsrc Size: 26KB - Virtual size: 28KB

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 22KB - Virtual size: 22KB

.rdata Size: 4KB - Virtual size: 4KB

.data Size: 1024B - Virtual size: 107KB

.ndata Size: - Virtual size: 40KB

.rsrc Size: 24KB - Virtual size: 24KB

UPX0
Size: - Virtual size: 196KB

UPX1
Size: 17KB - Virtual size: 20KB

.rsrc
Size: 24KB - Virtual size: 28KB

.text
Size: 32KB - Virtual size: 32KB

.rdata
Size: 9KB - Virtual size: 8KB

.data
Size: 3KB - Virtual size: 10KB

.rsrc
Size: 512B - Virtual size: 176B

.reloc
Size: 4KB - Virtual size: 3KB

UPX0
Size: - Virtual size: 2.3MB

UPX1
Size: 20KB - Virtual size: 24KB

.rsrc
Size: 26KB - Virtual size: 28KB

.text
Size: 22KB - Virtual size: 22KB

.rdata
Size: 4KB - Virtual size: 4KB

.data
Size: 1024B - Virtual size: 107KB

.ndata
Size: - Virtual size: 40KB

.rsrc
Size: 24KB - Virtual size: 24KB