a39d8e1ec9a7a9f79a4a1dd2c9471a50N[.]exe

Sharing

Copy URL

Twitter E-mail

General

Target

a39d8e1ec9a7a9f79a4a1dd2c9471a50N.exe
Size

562KB
MD5

a39d8e1ec9a7a9f79a4a1dd2c9471a50
SHA1

724cba362a09a842e37e70c9282e882b1b9311ce
SHA256

42d7bb58a8c2f764929a4f7e7a98eeca71914bc6b31555b7aad330abe09ec394
SHA512

c864bfbeba9fbaa68180e6f629d48992c181bfb7fe58bf4196302ec261978865e813e0f77eeed8dca47ab80acaa43214d3d6ad4a669f474148213293100d43d7
SSDEEP

12288:XxJaLUnVXbaxuRSSgTsdFTcs5DwwKp4PvN:XHaYNb3YiFAsSmPF

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
static1/unpack001/wget.exe	upx

Unsigned PE 6 IoCs

Checks for missing Authenticode signature.

resource
a39d8e1ec9a7a9f79a4a1dd2c9471a50N.exe
unpack001/$EXEFILE
unpack001/$PLUGINSDIR/Banner.dll
unpack001/$PLUGINSDIR/System.dll
unpack001/$PLUGINSDIR/nsExec.dll
unpack001/wget.exe

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

Files

a39d8e1ec9a7a9f79a4a1dd2c9471a50N.exe
.exe windows:4 windows x86 arch:x86

099c0646ea7282d232219f8807883be0

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

Imports

kernel32

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

user32

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

gdi32

SetBkColor
GetDeviceCaps
DeleteObject
CreateBrushIndirect
CreateFontIndirectA
SetBkMode
SetTextColor
SelectObject

shell32

SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
ShellExecuteA
SHFileOperationA
SHGetSpecialFolderLocation

advapi32

RegQueryValueExA
RegSetValueExA
RegEnumKeyA
RegEnumValueA
RegOpenKeyExA
RegDeleteKeyA
RegDeleteValueA
RegCloseKey
RegCreateKeyExA

comctl32

ImageList_AddMasked
ImageList_Destroy
ord17
ImageList_Create

ole32

CoTaskMemFree
OleInitialize
OleUninitialize
CoCreateInstance

version

GetFileVersionInfoSizeA
GetFileVersionInfoA
VerQueryValueA

Sections

.text
Size: 23KB - 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: 60KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 17KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
$EXEFILE
.exe windows:4 windows x86 arch:x86

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

mscoree

_CorExeMain

Sections

.text
Size: 223KB - Virtual size: 223KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 16KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
$EXEFILE.config
.xml
$PLUGINSDIR/Banner.dll
.dll windows:4 windows x86 arch:x86

7a3709b093081d5614be1eaa2fe7fe76

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

kernel32

GetModuleHandleA
CloseHandle
Sleep
CreateThread
GetCurrentThreadId
GlobalFree
lstrcpyA
lstrcpynA
GlobalAlloc

user32

DestroyWindow
SetWindowLongA
GetWindowLongA
SetWindowTextA
SetDlgItemTextA
DispatchMessageA
PeekMessageA
WaitMessage
IsWindow
CreateDialogParamA
ShowWindow
AttachThreadInput
IsWindowVisible
wsprintfA
PostMessageA

Exports

Exports

destroy
getWindow
show

Sections

.text
Size: 1024B - Virtual size: 862B

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1024B - Virtual size: 792B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 512B - Virtual size: 224B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
$PLUGINSDIR/System.dll
.dll windows:4 windows x86 arch:x86

2017f2acbdaa42ab3e4adeb8b4c37e7b

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

kernel32

GlobalAlloc
GlobalFree
GlobalSize
GetLastError
lstrcpyA
lstrcpynA
FreeLibrary
lstrcatA
GetProcAddress
LoadLibraryA
GetModuleHandleA
MultiByteToWideChar
lstrlenA
WideCharToMultiByte
VirtualAlloc
VirtualProtect

user32

wsprintfA

ole32

StringFromGUID2
CLSIDFromString

Exports

Exports

Alloc
Call
Copy
Free
Get
Int64Op
Store

Sections

.text
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1024B - Virtual size: 784B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 1024B - Virtual size: 520B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
$PLUGINSDIR/nsExec.dll
.dll windows:4 windows x86 arch:x86

d83f71e61ee459ee63ca3e829966a9dc

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

kernel32

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

user32

SendMessageA
OemToCharBuffA
CharNextA
wsprintfA
CharPrevA
FindWindowExA

advapi32

InitializeSecurityDescriptor
SetSecurityDescriptorDacl

Exports

Exports

Exec
ExecToLog
ExecToStack

Sections

.text
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 512B - Virtual size: 410B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
wget.exe
.exe windows:4 windows x86 arch:x86

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

Sections

UPX0
Size: - Virtual size: 556KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 390KB - Virtual size: 392KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX2
Size: 512B - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

099c0646ea7282d232219f8807883be0

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

shell32

advapi32

comctl32

ole32

version

Sections

.text Size: 23KB - Virtual size: 22KB

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

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

.ndata Size: - Virtual size: 60KB

.rsrc Size: 17KB - Virtual size: 16KB

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 223KB - Virtual size: 223KB

.rsrc Size: 16KB - Virtual size: 16KB

.reloc Size: 512B - Virtual size: 12B

7a3709b093081d5614be1eaa2fe7fe76

Headers

File Characteristics

Imports

kernel32

user32

Exports

Exports

Sections

.text Size: 1024B - Virtual size: 862B

.rdata Size: 1024B - Virtual size: 792B

.data Size: 512B - Virtual size: 1KB

.reloc Size: 512B - Virtual size: 224B

2017f2acbdaa42ab3e4adeb8b4c37e7b

Headers

File Characteristics

Imports

kernel32

user32

ole32

Exports

Exports

Sections

.text Size: 7KB - Virtual size: 7KB

.rdata Size: 1024B - Virtual size: 784B

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

.reloc Size: 1024B - Virtual size: 520B

d83f71e61ee459ee63ca3e829966a9dc

Headers

File Characteristics

Imports

kernel32

user32

advapi32

Exports

Exports

Sections

.text Size: 3KB - Virtual size: 2KB

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

.data Size: 512B - Virtual size: 1KB

.reloc Size: 512B - Virtual size: 410B

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 556KB

UPX1 Size: 390KB - Virtual size: 392KB

.text
Size: 23KB - Virtual size: 22KB

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

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

.ndata
Size: - Virtual size: 60KB

.rsrc
Size: 17KB - Virtual size: 16KB

.text
Size: 223KB - Virtual size: 223KB

.rsrc
Size: 16KB - Virtual size: 16KB

.reloc
Size: 512B - Virtual size: 12B

.text
Size: 1024B - Virtual size: 862B

.rdata
Size: 1024B - Virtual size: 792B

.data
Size: 512B - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 224B

.text
Size: 7KB - Virtual size: 7KB

.rdata
Size: 1024B - Virtual size: 784B

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

.reloc
Size: 1024B - Virtual size: 520B

.text
Size: 3KB - Virtual size: 2KB

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

.data
Size: 512B - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 410B

UPX0
Size: - Virtual size: 556KB

UPX1
Size: 390KB - Virtual size: 392KB

UPX2
Size: 512B - Virtual size: 4KB