Sulfoxide[.]7z

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General

Target

Sulfoxide.7z
Size

2.6MB
MD5

2f3f9b918f1288aa32ac2c88526e3a78
SHA1

8ab79cd9675a0db1a9400ce97e39b3f371a93329
SHA256

93d2da97d8463ad72413784d8b1624815cef546a4552863cc7ad908570947c8b
SHA512

3ebc8252937284e4bd40ef3e7ed770d05efed653488116e511902627d95697153e051b2c20d1dcf72a27dcf71cb5cd624ceeadb8c2650bd16a49f62730dc05cc
SSDEEP

49152:EdGlmGHogg4Mhr0ucEb4hlyOK05fpwkiwnsjtjme7p/FFP565/:Ek3GjYFK0Npwk9s5ayZ561

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/Sulfoxide.exe

Files

Sulfoxide.7z
.7z
Sulfoxide.exe
.exe windows:4 windows x86 arch:x86

2a6ec77198272d092e52cab068a363f4

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

E:\Development\Malware Projects\Sulfoxide\Release\Sulfoxide.pdb

Imports

kernel32

lstrcmpA
GetModuleHandleW
GetCurrentThreadId
WaitForSingleObject
GetCurrentThread
HeapSetInformation
SetPriorityClass
GetStringTypeW
GetFileSize
LCMapStringW
LCMapStringA
GetLocaleInfoA
MultiByteToWideChar
HeapSize
RtlUnwind
HeapReAlloc
IsValidCodePage
GetOEMCP
GetACP
GetCPInfo
InitializeCriticalSection
LoadLibraryA
InterlockedExchange
FreeLibrary
EnterCriticalSection
LocalFree
QueryPerformanceFrequency
GetLastError
lstrcatA
GetSystemDirectoryA
GetFileAttributesA
GetSystemDirectoryW
QueryPerformanceCounter
GetCurrentProcess
lstrlenA
GetTickCount
GetLogicalDriveStringsW
CreateProcessW
FindFirstFileW
CreateFileA
CreateThread
SetFileAttributesW
HeapAlloc
DeleteFileW
CloseHandle
FindNextFileW
WaitForMultipleObjects
FindClose
GetProcAddress
GetTempPathW
SetThreadPriority
CreateFileW
GetModuleFileNameW
ReadFile
CopyFileW
TerminateThread
LoadLibraryW
WriteFile
Sleep
GetSystemInfo
GetProcessHeap
VirtualFree
VirtualAlloc
HeapFree
GetStringTypeA
LeaveCriticalSection
GetSystemTimeAsFileTime
GetCurrentProcessId
HeapCreate
HeapDestroy
InterlockedDecrement
SetLastError
GetCommandLineA
GetVersionExA
GetStartupInfoA
TerminateProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
RaiseException
GetModuleHandleA
ExitProcess
GetStdHandle
GetModuleFileNameA
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStringsW
SetHandleCount
GetFileType
DeleteCriticalSection
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
InterlockedIncrement
LocalAlloc

user32

CreateWindowExA
ExitWindowsEx
EnumDisplayDevicesA
EnumDisplaySettingsA
ReleaseDC
DrawTextA
DrawIcon
GetSystemMetrics
ShowCursor
ChangeDisplaySettingsA
MessageBoxA
SetCursorPos
RedrawWindow
RegisterClassExA
LoadIconA
GetDC
TranslateMessage
PeekMessageA
DefWindowProcA
SetWindowPos
ShowWindow
IsWindow
DispatchMessageA
LoadCursorA
GetWindowThreadProcessId
EnumDisplayMonitors
UnionRect
UpdateLayeredWindow

gdi32

SetTextColor
CreateFontA
SetBkMode
StretchBlt
LineDDA
SelectClipRgn
SetPolyFillMode
SetStretchBltMode
PlgBlt
PolyBezier
CreateSolidBrush
CreateEllipticRgn
CreatePolygonRgn
MoveToEx
PatBlt
LineTo
CreateHatchBrush
Polygon
CreateDIBSection
BitBlt
DeleteDC
DeleteObject
SelectObject
CreateCompatibleDC
CreateCompatibleBitmap
CreatePen

advapi32

RegOpenCurrentUser
RegCloseKey
OpenProcessToken
AdjustTokenPrivileges
FreeSid
SetEntriesInAclW
AllocateAndInitializeSid
LookupPrivilegeValueW
SetNamedSecurityInfoW
RegOpenKeyExA
RegQueryValueExA

winmm

waveOutOpen
waveOutReset
waveOutUnprepareHeader
waveOutWrite
waveOutPrepareHeader

msimg32

AlphaBlend

Sections

.text
Size: 112KB - Virtual size: 110KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 24KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 40KB - Virtual size: 42KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 140KB - Virtual size: 137KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
vcredist_x86.EXE
.exe windows:5 windows x86 arch:x86

0ebb3c09b06b1666d307952e824c8697

Code Sign

33:00:00:01:df:6b:f0:2e:92:a7:4a:b4:d0:00:00:00:00:01:df
Certificate

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

15/12/2020, 21:31

Not After

02/12/2021, 21:31

Subject

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0e:90:d2:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08/07/2011, 20:59

Not After

08/07/2026, 21:09

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

d0:c1:33:35:a8:70:45:a4:9a:b5:b4:a0:d7:36:e7:d3:a3:2c:e2:8d:ed:2e:3b:32:fa:35:82:17:be:ba:cd:23
Signer

Actual PE Digest

d0:c1:33:35:a8:70:45:a4:9a:b5:b4:a0:d7:36:e7:d3:a3:2c:e2:8d:ed:2e:3b:32:fa:35:82:17:be:ba:cd:23

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NO_SEH
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

PDB Paths

wextract.pdb

Imports

advapi32

FreeSid
AllocateAndInitializeSid
EqualSid
GetTokenInformation
OpenProcessToken
AdjustTokenPrivileges
LookupPrivilegeValueA
RegCloseKey
RegDeleteValueA
RegOpenKeyExA
RegSetValueExA
RegQueryValueExA
RegCreateKeyExA
RegQueryInfoKeyA

kernel32

LocalFree
LocalAlloc
GetLastError
GetCurrentProcess
lstrlenA
GetModuleFileNameA
GetSystemDirectoryA
_lclose
_llseek
_lopen
WritePrivateProfileStringA
GetWindowsDirectoryA
CreateDirectoryA
GetFileAttributesA
ExpandEnvironmentStringsA
lstrcpyA
GlobalFree
GlobalUnlock
GlobalLock
GlobalAlloc
IsDBCSLeadByte
GetShortPathNameA
GetPrivateProfileStringA
GetPrivateProfileIntA
lstrcmpiA
RemoveDirectoryA
FindClose
FindNextFileA
DeleteFileA
SetFileAttributesA
lstrcmpA
FindFirstFileA
FreeResource
GetProcAddress
LoadResource
SizeofResource
FindResourceA
lstrcatA
CloseHandle
WriteFile
SetFilePointer
SetFileTime
LocalFileTimeToFileTime
DosDateTimeToFileTime
SetCurrentDirectoryA
GetTempFileNameA
ExitProcess
CreateFileA
LoadLibraryExA
lstrcpynA
GetVolumeInformationA
FormatMessageA
GetCurrentDirectoryA
GetVersionExA
GetExitCodeProcess
WaitForSingleObject
CreateProcessA
GetTempPathA
GetSystemInfo
CreateMutexA
SetEvent
CreateEventA
CreateThread
ResetEvent
TerminateThread
GetDriveTypeA
GetModuleHandleA
GetStartupInfoA
GetCommandLineA
QueryPerformanceCounter
GetTickCount
GetCurrentThreadId
GetCurrentProcessId
GetSystemTimeAsFileTime
TerminateProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
ReadFile
LoadLibraryA
GetDiskFreeSpaceA
MulDiv
EnumResourceLanguagesA
FreeLibrary
LockResource

gdi32

GetDeviceCaps

user32

ExitWindowsEx
wsprintfA
CharNextA
CharUpperA
CharPrevA
SetWindowLongA
GetWindowLongA
CallWindowProcA
DispatchMessageA
MsgWaitForMultipleObjects
PeekMessageA
SendMessageA
SetWindowPos
ReleaseDC
GetDC
GetWindowRect
SendDlgItemMessageA
GetDlgItem
SetForegroundWindow
SetWindowTextA
MessageBoxA
DialogBoxIndirectParamA
ShowWindow
EnableWindow
GetDlgItemTextA
EndDialog
GetDesktopWindow
MessageBeep
SetDlgItemTextA
LoadStringA
GetSystemMetrics

comctl32

ord17

version

GetFileVersionInfoA
VerQueryValueA
GetFileVersionInfoSizeA

Sections

.text
Size: 38KB - Virtual size: 38KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2.5MB - Virtual size: 2.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

2a6ec77198272d092e52cab068a363f4

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

advapi32

winmm

msimg32

Sections

.text Size: 112KB - Virtual size: 110KB

.rdata Size: 24KB - Virtual size: 20KB

.data Size: 40KB - Virtual size: 42KB

.rsrc Size: 140KB - Virtual size: 137KB

0ebb3c09b06b1666d307952e824c8697

Code Sign

33:00:00:01:df:6b:f0:2e:92:a7:4a:b4:d0:00:00:00:00:01:dfCertificate

Extended Key Usages

61:0e:90:d2:00:00:00:00:00:03Certificate

Key Usages

d0:c1:33:35:a8:70:45:a4:9a:b5:b4:a0:d7:36:e7:d3:a3:2c:e2:8d:ed:2e:3b:32:fa:35:82:17:be:ba:cd:23Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

kernel32

gdi32

user32

comctl32

version

Sections

.text Size: 38KB - Virtual size: 38KB

.data Size: 1024B - Virtual size: 6KB

.rsrc Size: 2.5MB - Virtual size: 2.5MB

.text
Size: 112KB - Virtual size: 110KB

.rdata
Size: 24KB - Virtual size: 20KB

.data
Size: 40KB - Virtual size: 42KB

.rsrc
Size: 140KB - Virtual size: 137KB

33:00:00:01:df:6b:f0:2e:92:a7:4a:b4:d0:00:00:00:00:01:df
Certificate

61:0e:90:d2:00:00:00:00:00:03
Certificate

d0:c1:33:35:a8:70:45:a4:9a:b5:b4:a0:d7:36:e7:d3:a3:2c:e2:8d:ed:2e:3b:32:fa:35:82:17:be:ba:cd:23
Signer

.text
Size: 38KB - Virtual size: 38KB

.data
Size: 1024B - Virtual size: 6KB

.rsrc
Size: 2.5MB - Virtual size: 2.5MB