dolphin-x64-5[.]0[.]exe

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General

Target

dolphin-x64-5.0.exe
Size

18.4MB
MD5

eca48982effad82616f206f52336fe4b
SHA1

4d88af3572de650b0b7dccd92dc8de5854edfae6
SHA256

e1b3ae8fc890c6588e5656f77ef2747ae7ddfc90b6530b240c0c5b9d0ab3ce8c
SHA512

778755b2d12c703a2954882a4d333b7cb61ee7ed0482b5cb14c1cbc4b90c8b65f308944a2f9369a89fc54d163c613efc65adf70316c08d447183f65637fcb557
SSDEEP

393216:Y1qyjt4rPX8zs3XxdbHNemtqa7JhnurHTl0WcS4ENyQ4p9Jmm+:Y1qyZePX8khdbtecqa7JhnurHirhENys

Score

1^/10

Malware Config

Signatures

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

Files

dolphin-x64-5.0.exe
.exe windows x86

b1a57b635b23ffd553b3fd1e0960b2bd

Code Sign

6b:32:6a:0f:03:28:d3:7a:1d:53:0b:fd:23:bd:48:e2
Certificate

Issuer

CN=Certum Trusted Network CA,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

29-10-2015 11:30

Not After

09-06-2027 11:30

Subject

CN=Certum Code Signing CA SHA2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

1a:c5:67:ac:de:7a:15:e8:15:46:f7:56:d6:a1:7c:35
Certificate

Issuer

CN=Certum Code Signing CA SHA2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

23-06-2016 07:17

Not After

23-06-2017 07:17

Subject

CN=Open Source Developer\, Pierre Bourdon,O=Open Source Developer,C=NL,1.2.840.113549.1.9.1=#0c1764656c726f746840646f6c7068696e2d656d752e6f7267

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

ec:dc:d3:c2:fd:ec:6a:0d:40:45:e8:5a:cf:0a:5a:a7:00:b3:ea:ae
Signer

Actual PE Digest

ec:dc:d3:c2:fd:ec:6a:0d:40:45:e8:5a:cf:0a:5a:a7:00:b3:ea:ae

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

Imports

kernel32

GetTickCount
GetShortPathNameA
GetFullPathNameA
MoveFileA
SetCurrentDirectoryA
GetFileAttributesA
SetFileAttributesA
CompareFileTime
SearchPathA
CreateFileA
GetFileSize
GetModuleFileNameA
GetCurrentProcess
CopyFileA
ExitProcess
GetWindowsDirectoryA
Sleep
lstrcmpiA
lstrlenA
GetVersion
SetErrorMode
lstrcpynA
GetDiskFreeSpaceA
GlobalUnlock
GlobalLock
CreateThread
GetLastError
CreateDirectoryA
CreateProcessA
RemoveDirectoryA
GetTempFileNameA
lstrcatA
GetSystemDirectoryA
WaitForSingleObject
SetFileTime
CloseHandle
GlobalFree
lstrcmpA
ExpandEnvironmentStringsA
GetExitCodeProcess
GlobalAlloc
GetCommandLineA
GetTempPathA
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: 23KB

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: 36KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 56KB - Virtual size: 55KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

b1a57b635b23ffd553b3fd1e0960b2bd

Code Sign

6b:32:6a:0f:03:28:d3:7a:1d:53:0b:fd:23:bd:48:e2Certificate

Extended Key Usages

Key Usages

1a:c5:67:ac:de:7a:15:e8:15:46:f7:56:d6:a1:7c:35Certificate

Extended Key Usages

Key Usages

ec:dc:d3:c2:fd:ec:6a:0d:40:45:e8:5a:cf:0a:5a:a7:00:b3:ea:aeSigner

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

shell32

advapi32

comctl32

ole32

Sections

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

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

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

.ndata Size: - Virtual size: 36KB

.rsrc Size: 56KB - Virtual size: 55KB

6b:32:6a:0f:03:28:d3:7a:1d:53:0b:fd:23:bd:48:e2
Certificate

1a:c5:67:ac:de:7a:15:e8:15:46:f7:56:d6:a1:7c:35
Certificate

ec:dc:d3:c2:fd:ec:6a:0d:40:45:e8:5a:cf:0a:5a:a7:00:b3:ea:ae
Signer

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

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

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

.ndata
Size: - Virtual size: 36KB

.rsrc
Size: 56KB - Virtual size: 55KB