a20a3f3d1bafbe496ac50e7df0d4d0c2aceb810eebbf717aea6dc579edd342dc

Sharing

Copy URL Twitter E-mail

General

Target

a20a3f3d1bafbe496ac50e7df0d4d0c2aceb810eebbf717aea6dc579edd342dc
Size

403KB
MD5

47a9c8ab07d2f6effd84cda52d3af489
SHA1

f2eaaf073760e8cf958a0a23c6d61e1764e433bc
SHA256

a20a3f3d1bafbe496ac50e7df0d4d0c2aceb810eebbf717aea6dc579edd342dc
SHA512

55eca3ef9e27103717fe07f4b83962e187ca3fc8771facefeac1d58a16b1aa1b6c685adf907bf687ee8fcaab6092c2182172657bd2cefa27e957fdb668b83dde
SSDEEP

12288:UA0i50Gla7HpOO32pUO46c/p8pAULvZ98VLkKPq:UAfyGc7Jg6BHNcx98Vpq

Score

3^/10

Malware Config

Signatures

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/$PLUGINSDIR/7za.exe
unpack001/$PLUGINSDIR/nsExec.dll

NSIS installer 1 IoCs

installer

resource	yara_rule
sample	nsis_installer_2

Files

a20a3f3d1bafbe496ac50e7df0d4d0c2aceb810eebbf717aea6dc579edd342dc
.exe windows:4 windows x86 arch:x86

28a099a911237a28521d8b7ea250f089

Code Sign

47:7e:33:6d:7b:42:ed:dd:ed:42:da:bf:6f:ab:57:2f
Certificate

Issuer

CN=thawte SHA256 Code Signing CA,O=thawte\, Inc.,C=US

Not Before

28/01/2015, 00:00

Not After

09/07/2015, 23:59

Subject

CN=Site on Spot Limited,O=Site on Spot Limited,L=Tel Aviv,ST=Israel,C=IL

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

22:68:a4:32:8a:88:42:f6:fb:d9:eb:38:e6:76:87:2f:8a:ce:d6:47
Signer

Actual PE Digest

22:68:a4:32:8a:88:42:f6:fb:d9:eb:38:e6:76:87:2f:8a:ce:d6:47

Digest Algorithm

sha1

PE Digest Matches

true

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
IMAGE_FILE_DEBUG_STRIPPED

Imports

advapi32

RegCloseKey
RegCreateKeyExA
RegDeleteKeyA
RegDeleteValueA
RegEnumKeyA
RegEnumValueA
RegOpenKeyExA
RegQueryValueExA
RegSetValueExA

comctl32

ImageList_AddMasked
ImageList_Create
ImageList_Destroy
InitCommonControls

gdi32

CreateBrushIndirect
CreateFontIndirectA
DeleteObject
GetDeviceCaps
SelectObject
SetBkColor
SetBkMode
SetTextColor

kernel32

CloseHandle
CompareFileTime
CopyFileA
CreateDirectoryA
CreateFileA
CreateProcessA
CreateThread
DeleteFileA
ExitProcess
ExpandEnvironmentStringsA
FindClose
FindFirstFileA
FindNextFileA
FreeLibrary
GetCommandLineA
GetCurrentProcess
GetDiskFreeSpaceA
GetExitCodeProcess
GetFileAttributesA
GetFileSize
GetFullPathNameA
GetLastError
GetModuleFileNameA
GetModuleHandleA
GetPrivateProfileStringA
GetProcAddress
GetShortPathNameA
GetSystemDirectoryA
GetTempFileNameA
GetTempPathA
GetTickCount
GetVersion
GetWindowsDirectoryA
GlobalAlloc
GlobalFree
GlobalLock
GlobalUnlock
LoadLibraryA
LoadLibraryExA
MoveFileA
MulDiv
MultiByteToWideChar
ReadFile
RemoveDirectoryA
SearchPathA
SetCurrentDirectoryA
SetErrorMode
SetFileAttributesA
SetFilePointer
SetFileTime
Sleep
WaitForSingleObject
WriteFile
WritePrivateProfileStringA
lstrcatA
lstrcmpA
lstrcmpiA
lstrcpynA
lstrlenA

ole32

CoCreateInstance
CoTaskMemFree
OleInitialize
OleUninitialize

shell32

SHBrowseForFolderA
SHFileOperationA
SHGetFileInfoA
SHGetPathFromIDListA
SHGetSpecialFolderLocation
ShellExecuteA

user32

AppendMenuA
BeginPaint
CallWindowProcA
CharNextA
CharPrevA
CheckDlgButton
CloseClipboard
CreateDialogParamA
CreatePopupMenu
CreateWindowExA
DefWindowProcA
DestroyWindow
DialogBoxParamA
DispatchMessageA
DrawTextA
EmptyClipboard
EnableMenuItem
EnableWindow
EndDialog
EndPaint
ExitWindowsEx
FillRect
FindWindowExA
GetClassInfoA
GetClientRect
GetDC
GetDlgItem
GetDlgItemTextA
GetMessagePos
GetSysColor
GetSystemMenu
GetSystemMetrics
GetWindowLongA
GetWindowRect
InvalidateRect
IsWindow
IsWindowEnabled
IsWindowVisible
LoadBitmapA
LoadCursorA
LoadImageA
MessageBoxIndirectA
OpenClipboard
PeekMessageA
PostQuitMessage
RegisterClassA
ScreenToClient
SendMessageA
SendMessageTimeoutA
SetClassLongA
SetClipboardData
SetCursor
SetDlgItemTextA
SetForegroundWindow
SetTimer
SetWindowLongA
SetWindowPos
SetWindowTextA
ShowWindow
SystemParametersInfoA
TrackPopupMenu
wsprintfA

version

GetFileVersionInfoA
GetFileVersionInfoSizeA
VerQueryValueA

Sections

.text
Size: 28KB - Virtual size: 28KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 140B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 107KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.ndata
Size: 1024B - Virtual size: 40KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 17KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
$PLUGINSDIR/7za.exe
.exe windows:4 windows x86 arch:x86

15847eb10d7d06dcd5980e8a9b786fd6

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

oleaut32

SysAllocString
SysAllocStringByteLen
VariantClear
VariantCopy
SysFreeString

user32

CharLowerA
CharUpperA
CharLowerW
CharPrevExA
CharNextA
CharUpperW

kernel32

SetEndOfFile
GetStringTypeW
GetStringTypeA
LCMapStringW
LCMapStringA
SetConsoleCtrlHandler
FileTimeToLocalFileTime
GetCommandLineW
SetFileApisToOEM
GetVersionExA
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
GetConsoleMode
SetConsoleMode
GetStdHandle
MultiByteToWideChar
WideCharToMultiByte
GetLastError
FreeLibrary
LoadLibraryA
AreFileApisANSI
GetModuleFileNameA
LocalFree
FormatMessageA
FormatMessageW
GetWindowsDirectoryA
GetWindowsDirectoryW
CloseHandle
SetFileTime
CreateFileW
SetLastError
SetFileAttributesA
RemoveDirectoryA
MoveFileA
SetFileAttributesW
RemoveDirectoryW
MoveFileW
CreateDirectoryA
CreateDirectoryW
DeleteFileA
DeleteFileW
lstrlenA
GetFullPathNameA
GetFullPathNameW
GetCurrentDirectoryA
SetCurrentDirectoryA
SetCurrentDirectoryW
GetCurrentDirectoryW
SearchPathA
SearchPathW
GetTempPathA
GetTempPathW
GetTempFileNameA
GetTempFileNameW
FindClose
FindFirstFileA
FindFirstFileW
FindNextFileA
FindNextFileW
CreateFileA
GetFileSize
SetFilePointer
DeviceIoControl
ReadFile
WriteFile
GetCurrentProcess
GetProcAddress
CompareFileTime
FileTimeToSystemTime
GetSystemInfo
GlobalMemoryStatus
GetModuleHandleA
DosDateTimeToFileTime
FileTimeToDosDateTime
SystemTimeToFileTime
GetSystemTime
WaitForMultipleObjects
OpenEventA
UnmapViewOfFile
MapViewOfFile
OpenFileMappingA
GetTickCount
GetProcessTimes
LocalFileTimeToFileTime
QueryPerformanceCounter
GetCurrentThreadId
GetCurrentProcessId
VirtualAlloc
VirtualFree
WaitForSingleObject
CreateEventA
SetEvent
ResetEvent
CreateSemaphoreA
ReleaseSemaphore
InitializeCriticalSection
RtlUnwind
RaiseException
HeapAlloc
HeapFree
HeapReAlloc
CreateThread
TlsSetValue
TlsGetValue
ExitThread
GetCommandLineA
GetVersion
ExitProcess
TlsAlloc
SetUnhandledExceptionFilter
TerminateProcess
HeapSize
GetEnvironmentVariableA
HeapDestroy
HeapCreate
IsBadWritePtr
SetHandleCount
GetFileType
GetStartupInfoA
FlushFileBuffers
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
GetEnvironmentStrings
GetEnvironmentStringsW
InterlockedDecrement
InterlockedIncrement
IsBadReadPtr
IsBadCodePtr
SetStdHandle
GetCPInfo
GetACP
GetOEMCP

Sections

.text
Size: 483KB - Virtual size: 483KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 61KB - Virtual size: 60KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 27KB - Virtual size: 53KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.sxdata
Size: 512B - Virtual size: 4B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1024B - Virtual size: 808B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
$PLUGINSDIR/[RANDOM_STRING].7z
.7z
$PLUGINSDIR/nsExec.dll
.dll windows:4 windows x86 arch:x86

06e07a9e2c8ec78ec44f1a538a1bd2a2

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
IMAGE_FILE_DLL

Imports

advapi32

InitializeSecurityDescriptor
SetSecurityDescriptorDacl

kernel32

CloseHandle
CopyFileA
CreateFileA
CreateFileMappingA
CreatePipe
CreateProcessA
DeleteFileA
ExitProcess
GetCommandLineA
GetCurrentProcess
GetExitCodeProcess
GetModuleFileNameA
GetModuleHandleA
GetProcAddress
GetStartupInfoA
GetTempFileNameA
GetTickCount
GetVersionExA
GlobalAlloc
GlobalFree
GlobalLock
GlobalReAlloc
GlobalSize
GlobalUnlock
MapViewOfFile
PeekNamedPipe
ReadFile
Sleep
TerminateProcess
UnmapViewOfFile
WaitForSingleObject
lstrcatA
lstrcmpiA
lstrcpyA
lstrcpynA
lstrlenA

user32

CharNextA
CharPrevA
FindWindowExA
OemToCharBuffA
SendMessageA
wsprintfA

Exports

Exports

Exec
ExecToLog
ExecToStack

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 512B - Virtual size: 100B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 1KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 512B - Virtual size: 108B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 512B - Virtual size: 236B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

28a099a911237a28521d8b7ea250f089

Code Sign

47:7e:33:6d:7b:42:ed:dd:ed:42:da:bf:6f:ab:57:2fCertificate

Extended Key Usages

Key Usages

22:68:a4:32:8a:88:42:f6:fb:d9:eb:38:e6:76:87:2f:8a:ce:d6:47Signer

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

comctl32

gdi32

kernel32

ole32

shell32

user32

version

Sections

.text Size: 28KB - Virtual size: 28KB

.data Size: 512B - Virtual size: 140B

.rdata Size: 3KB - Virtual size: 3KB

.bss Size: - Virtual size: 107KB

.idata Size: 5KB - Virtual size: 4KB

.ndata Size: 1024B - Virtual size: 40KB

.rsrc Size: 17KB - Virtual size: 17KB

15847eb10d7d06dcd5980e8a9b786fd6

Headers

File Characteristics

Imports

oleaut32

user32

kernel32

Sections

.text Size: 483KB - Virtual size: 483KB

.rdata Size: 61KB - Virtual size: 60KB

.data Size: 27KB - Virtual size: 53KB

.sxdata Size: 512B - Virtual size: 4B

.rsrc Size: 1024B - Virtual size: 808B

06e07a9e2c8ec78ec44f1a538a1bd2a2

Headers

File Characteristics

Imports

advapi32

kernel32

user32

Exports

Exports

Sections

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

.rdata Size: 512B - Virtual size: 100B

.bss Size: - Virtual size: 1KB

.edata Size: 512B - Virtual size: 108B

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

.reloc Size: 512B - Virtual size: 236B

47:7e:33:6d:7b:42:ed:dd:ed:42:da:bf:6f:ab:57:2f
Certificate

22:68:a4:32:8a:88:42:f6:fb:d9:eb:38:e6:76:87:2f:8a:ce:d6:47
Signer

.text
Size: 28KB - Virtual size: 28KB

.data
Size: 512B - Virtual size: 140B

.rdata
Size: 3KB - Virtual size: 3KB

.bss
Size: - Virtual size: 107KB

.idata
Size: 5KB - Virtual size: 4KB

.ndata
Size: 1024B - Virtual size: 40KB

.rsrc
Size: 17KB - Virtual size: 17KB

.text
Size: 483KB - Virtual size: 483KB

.rdata
Size: 61KB - Virtual size: 60KB

.data
Size: 27KB - Virtual size: 53KB

.sxdata
Size: 512B - Virtual size: 4B

.rsrc
Size: 1024B - Virtual size: 808B

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

.rdata
Size: 512B - Virtual size: 100B

.bss
Size: - Virtual size: 1KB

.edata
Size: 512B - Virtual size: 108B

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

.reloc
Size: 512B - Virtual size: 236B