TT-COPY[.]PDF[.]exe

Sharing

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General

Target

TT-COPY.PDF.exe
Size

363KB
MD5

5a89685b20618e16f80a63561961302d
SHA1

eaae49d0a613827e79edb05d7c026d8c86edbcd7
SHA256

4e3e0d52859a474baebdeefcd923878dbd974fa8c3adaf5d4d742bc55b6aea46
SHA512

e68beab210a39708fde06d77750a415303a6e32e7a5f89fd118a8f4832f5a83c83edfa45fdefb90d77661b142bc5bdaf0d93686363c97b9ea9db1eba68ec4f3e
SSDEEP

6144:KBlL/IQmVjaBnXno8jOos5AwegD21NNap3bfwHoQYb1RrnTkz8iDBGZ9uC965N:wqjVUnXhMAM21DaVoCb1xTkzlGBW

Score

3^/10

Malware Config

Signatures

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
TT-COPY.PDF.exe
unpack001/nfhchkap.exe

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

Files

TT-COPY.PDF.exe
.exe windows:4 windows x86 arch:x86

b76363e9cb88bf9390860da8e50999d2

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

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

user32

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

gdi32

SelectObject
SetBkMode
CreateFontIndirectA
SetTextColor
DeleteObject
GetDeviceCaps
CreateBrushIndirect
SetBkColor

shell32

SHGetSpecialFolderLocation
SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
SHFileOperationA
ShellExecuteA

advapi32

RegDeleteValueA
SetFileSecurityA
RegOpenKeyExA
RegDeleteKeyA
RegEnumValueA
RegCloseKey
RegCreateKeyExA
RegSetValueExA
RegQueryValueExA
RegEnumKeyA

comctl32

ImageList_AddMasked
ImageList_Destroy
ImageList_Create
ord17

ole32

OleUninitialize
OleInitialize
CoTaskMemFree
CoCreateInstance

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: 1KB - Virtual size: 108KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.ndata
Size: - Virtual size: 32KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
nfhchkap.exe
.exe windows:6 windows x86 arch:x86

e29d8efec049c49b476f2a410cfd8050

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

Imports

kernel32

WriteConsoleW
SetFilePointerEx
SetStdHandle
CloseHandle
GetStringTypeW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
OutputDebugStringW
RtlUnwind
HeapReAlloc
GetConsoleMode
GetConsoleCP
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetSystemTimeAsFileTime
GetCurrentProcessId
QueryPerformanceCounter
GetModuleFileNameA
lstrcmpiW
HeapFree
GetCPInfo
GetOEMCP
GetACP
IsValidCodePage
LoadLibraryExW
FreeLibrary
SetConsoleCtrlHandler
GetModuleFileNameW
WriteFile
CreateSemaphoreW
GetModuleHandleW
GetTickCount
GetConsoleWindow
WideCharToMultiByte
lstrlenW
FlushFileBuffers
lstrcpyW
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
TerminateProcess
GetCurrentProcess
Sleep
CreateEventW
InitializeCriticalSectionAndSpinCount
SetLastError
GetProcAddress
GetModuleHandleA
SetUnhandledExceptionFilter
VirtualProtect
UnhandledExceptionFilter
GetShortPathNameW
GetStartupInfoW
GetCurrentThreadId
GetFileType
GetLongPathNameW
GetProcessHeap
GetStdHandle
GetCurrentThread
IsProcessorFeaturePresent
IsDebuggerPresent
EnterCriticalSection
LeaveCriticalSection
EncodePointer
DecodePointer
GetLastError
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
HeapAlloc
GetCommandLineA
DeleteCriticalSection
FatalAppExitA
CreateFileW

mscms

GetPS2ColorSpaceArray
CreateMultiProfileTransform
EnumColorProfilesW
CreateColorTransformA
OpenColorProfileW
SetColorProfileElement
GetColorProfileHeader
SetColorProfileHeader
GetPS2ColorRenderingDictionary
OpenColorProfileA
RegisterCMMW

resutils

ResUtilEnumResources
ResUtilGetSzValue
ResUtilSetExpandSzValue
ResUtilGetProperties

wsnmp32

ord501
ord903
ord999
ord203
ord601
ord502
ord320
ord504
ord103
ord602

setupapi

SetupDiGetDeviceInterfaceDetailA
SetupDiGetClassDescriptionA
SetupGetSourceFileLocationW
SetupDiGetHwProfileFriendlyNameW
SetupQueueDeleteSectionW
SetupDiSelectDevice
SetupLogErrorW
SetupFreeSourceListA
SetupPromptForDiskW
SetupOpenAppendInfFileW
SetupRemoveSectionFromDiskSpaceListW

crypt32

CryptHashPublicKeyInfo
CryptMsgGetParam
CertGetCRLContextProperty
CertVerifyCTLUsage

mpr

WNetEnumResourceW
WNetAddConnection2A
WNetOpenEnumW
WNetGetConnectionA
WNetDisconnectDialog1W
WNetCancelConnection2A
WNetAddConnection3A
WNetConnectionDialog1W
WNetGetProviderNameA

avifil32

AVIFileExit
AVISaveV
EditStreamPaste
AVIStreamInfoW

msvfw32

ICDrawBegin
DrawDibGetPalette
DrawDibBegin
GetOpenFileNamePreview

avicap32

AppCleanup
capGetDriverDescriptionA

user32

ShowWindow

Sections

.text
Size: 107KB - Virtual size: 106KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 25KB - Virtual size: 25KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 10KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
xgjjynsmsje.txe

Sharing

General

Malware Config

Signatures

Files

b76363e9cb88bf9390860da8e50999d2

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

shell32

advapi32

comctl32

ole32

Sections

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

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

.data Size: 1KB - Virtual size: 108KB

.ndata Size: - Virtual size: 32KB

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

e29d8efec049c49b476f2a410cfd8050

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

mscms

resutils

wsnmp32

setupapi

crypt32

mpr

avifil32

msvfw32

avicap32

user32

Sections

.text Size: 107KB - Virtual size: 106KB

.rdata Size: 25KB - Virtual size: 25KB

.data Size: 10KB - Virtual size: 17KB

.rsrc Size: 512B - Virtual size: 16B

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

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

.data
Size: 1KB - Virtual size: 108KB

.ndata
Size: - Virtual size: 32KB

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

.text
Size: 107KB - Virtual size: 106KB

.rdata
Size: 25KB - Virtual size: 25KB

.data
Size: 10KB - Virtual size: 17KB

.rsrc
Size: 512B - Virtual size: 16B