a0e368bf4c4a6c276126224f70d6ad08

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General

Target

a0e368bf4c4a6c276126224f70d6ad08
Size

107KB
MD5

a0e368bf4c4a6c276126224f70d6ad08
SHA1

b723152eefe33f9d77d8df6a35a6b9de89d47ab7
SHA256

842774fad0e00fd214ce0d72f9003dcb75ee7dee637d0a7fa77cb36bf9f191bc
SHA512

8617c7a8fff523e17954e48cd3afff63c4acac9045d97b4cc7c22fb0731b04f3f932c646aeace9bc4b1449d66374eabb99d48dd2bd3b74225e4657b1a4079f5b
SSDEEP

3072:LizjyRDxUhKAfckJp1Xn2Jz4eFttpyLgEAmFeX:mjyRDxUhYW14D3puhFa

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/vpncore.exe	upx

Unsigned PE 5 IoCs

Checks for missing Authenticode signature.

resource
a0e368bf4c4a6c276126224f70d6ad08
unpack001/$PLUGINSDIR/NSISdl.dll
unpack001/$PLUGINSDIR/System.dll
unpack001/$PROGRAM_FILES/$0/Uninstall.exe
unpack001/vpncore.exe

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
static1/unpack001/$PROGRAM_FILES/$0/Uninstall.exe	nsis_installer_1

Files

a0e368bf4c4a6c276126224f70d6ad08
.exe windows:4 windows x86 arch:x86

18b26e3ef7317852fa83fde4ebd910ac

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

kernel32

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

user32

ScreenToClient
GetWindowRect
SetClassLongA
IsWindowEnabled
SetWindowPos
GetSysColor
GetWindowLongA
CheckDlgButton
SetCursor
LoadCursorA
GetMessagePos
LoadBitmapA
CallWindowProcA
IsWindowVisible
CloseClipboard
SetClipboardData
EmptyClipboard
OpenClipboard
EndDialog
AppendMenuA
CreatePopupMenu
GetSystemMetrics
SetDlgItemTextA
GetDlgItemTextA
MessageBoxA
CharPrevA
DispatchMessageA
PeekMessageA
CreateDialogParamA
DestroyWindow
SetTimer
SetWindowTextA
PostQuitMessage
SetForegroundWindow
wsprintfA
SendMessageTimeoutA
FindWindowExA
RegisterClassA
SystemParametersInfoA
CreateWindowExA
GetClassInfoA
DialogBoxParamA
CharNextA
TrackPopupMenu
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

SHGetMalloc
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

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: 109KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.ndata
Size: - Virtual size: 44KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 6KB - Virtual size: 8KB

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

d79c2fe1aafe446fbd9b984f61377e3e

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

lstrcmpiA
lstrcpynA
lstrlenA
lstrcatA
GlobalAlloc
GlobalFree
lstrcpyA
GetTickCount
DeleteFileA
WriteFile
Sleep
CreateFileA
CreateThread
WaitForSingleObject
MulDiv
CloseHandle

user32

CharPrevA
SetWindowLongA
RegisterWindowMessageA
CallWindowProcA
DestroyWindow
EnableWindow
GetWindowLongA
CreateWindowExA
GetWindowRect
GetClientRect
ShowWindow
IsWindowVisible
GetFocus
GetDlgItem
FindWindowExA
SetWindowTextA
SendMessageA
wsprintfA
SetDlgItemTextA

advapi32

RegQueryValueExA
RegOpenKeyExA
RegCloseKey

ws2_32

gethostbyname
inet_addr
ioctlsocket
htons
socket
closesocket
shutdown
connect
__WSAFDIsSet
select
recv
WSAGetLastError
send
WSACleanup
WSAStartup

Exports

Exports

download
download_quiet

Sections

.text
Size: 8KB - Virtual size: 7KB

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: 1024B - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 1024B - Virtual size: 734B

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

4ec328f99bdd944fc98d8a5cf11f7a62

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

user32

wsprintfA

ole32

StringFromGUID2
CLSIDFromString

Exports

Exports

Alloc
Call
Copy
Free
Get
Int64Op
Store

Sections

.text
Size: 7KB - Virtual size: 6KB

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: 92B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 512B - Virtual size: 494B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
$PROGRAM_FILES/$0/Uninstall.exe
.exe windows:4 windows x86 arch:x86

18b26e3ef7317852fa83fde4ebd910ac

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

kernel32

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

user32

ScreenToClient
GetWindowRect
SetClassLongA
IsWindowEnabled
SetWindowPos
GetSysColor
GetWindowLongA
CheckDlgButton
SetCursor
LoadCursorA
GetMessagePos
LoadBitmapA
CallWindowProcA
IsWindowVisible
CloseClipboard
SetClipboardData
EmptyClipboard
OpenClipboard
EndDialog
AppendMenuA
CreatePopupMenu
GetSystemMetrics
SetDlgItemTextA
GetDlgItemTextA
MessageBoxA
CharPrevA
DispatchMessageA
PeekMessageA
CreateDialogParamA
DestroyWindow
SetTimer
SetWindowTextA
PostQuitMessage
SetForegroundWindow
wsprintfA
SendMessageTimeoutA
FindWindowExA
RegisterClassA
SystemParametersInfoA
CreateWindowExA
GetClassInfoA
DialogBoxParamA
CharNextA
TrackPopupMenu
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

SHGetMalloc
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

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: 109KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.ndata
Size: - Virtual size: 44KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 6KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
imex.bat
install.ico
vpncore.exe
.exe windows:4 windows x86 arch:x86

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 84KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 48KB - Virtual size: 48KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1024B - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

18b26e3ef7317852fa83fde4ebd910ac

Headers

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: 109KB

.ndata Size: - Virtual size: 44KB

.rsrc Size: 6KB - Virtual size: 8KB

d79c2fe1aafe446fbd9b984f61377e3e

Headers

File Characteristics

Imports

kernel32

user32

advapi32

ws2_32

Exports

Exports

Sections

.text Size: 8KB - Virtual size: 7KB

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

.data Size: 1024B - Virtual size: 22KB

.reloc Size: 1024B - Virtual size: 734B

4ec328f99bdd944fc98d8a5cf11f7a62

Headers

File Characteristics

Imports

kernel32

user32

ole32

Exports

Exports

Sections

.text Size: 7KB - Virtual size: 6KB

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

.data Size: 512B - Virtual size: 92B

.reloc Size: 512B - Virtual size: 494B

18b26e3ef7317852fa83fde4ebd910ac

Headers

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: 109KB

.ndata Size: - Virtual size: 44KB

.rsrc Size: 6KB - Virtual size: 8KB

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 84KB

UPX1 Size: 48KB - Virtual size: 48KB

.rsrc Size: 1024B - Virtual size: 4KB

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

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

.data
Size: 1024B - Virtual size: 109KB

.ndata
Size: - Virtual size: 44KB

.rsrc
Size: 6KB - Virtual size: 8KB

.text
Size: 8KB - Virtual size: 7KB

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

.data
Size: 1024B - Virtual size: 22KB

.reloc
Size: 1024B - Virtual size: 734B

.text
Size: 7KB - Virtual size: 6KB

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

.data
Size: 512B - Virtual size: 92B

.reloc
Size: 512B - Virtual size: 494B

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

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

.data
Size: 1024B - Virtual size: 109KB

.ndata
Size: - Virtual size: 44KB

.rsrc
Size: 6KB - Virtual size: 8KB

UPX0
Size: - Virtual size: 84KB

UPX1
Size: 48KB - Virtual size: 48KB

.rsrc
Size: 1024B - Virtual size: 4KB