Wuerth_factura_4051226052[.]exe

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General

Target

Wuerth_factura_4051226052.exe
Size

201KB
MD5

a116a2037582a261b91f92f33407a934
SHA1

eaf60052cc5f7b73cecfa01dd1270b22aa9bd6c1
SHA256

45fd23b26e7f3d4a79e28bc74ea5119a893de6cd4df0996184d960a2fe4c480c
SHA512

e619175c99b9eb122cceafc93800dfd9c28acc1cc4489abc55f4a3433fb3d34f609168a1deb2e9a7438e43f382fd554880a042dfe8eb4bf94bef6da6934268fb
SSDEEP

6144:6dnrsfHjPlEqmlNQt/aaaUm/gSLKxbB2k4:7biqmlNQtVUzLKxr4

Score

1^/10

Malware Config

Signatures

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

Files

Wuerth_factura_4051226052.exe
.exe windows:5 windows x86

aba7b26171cc51de6d40ff60cc44a7f5

Code Sign

79:7c:a2:74:79:18:10:1c:5b:65:c9:20:b9:60:6b:bb:5f:29:6b:54
Certificate

Issuer

OU=Temperatures Betalingssiden beudanite\ ,O=Kalyptra,L=Viriat,ST=Auvergne-Rhône-Alpes,C=FR,1.2.840.113549.1.9.1=#0c1c506c617374696e404b72616e73656e65646c6767656c73652e556e63

Not Before

20/02/2023, 09:43

Not After

19/02/2026, 09:43

Subject

OU=Temperatures Betalingssiden beudanite\ ,O=Kalyptra,L=Viriat,ST=Auvergne-Rhône-Alpes,C=FR,1.2.840.113549.1.9.1=#0c1c506c617374696e404b72616e73656e65646c6767656c73652e556e63

2b:d4:ae:70:b9:d0:63:5b:2a:e9:84:c8:d6:74:aa:30
Certificate

Issuer

CN=Certum Timestamping 2021 CA,O=Asseco Data Systems S.A.,C=PL

Not Before

28/07/2022, 08:56

Not After

27/07/2033, 08:56

Subject

CN=Certum Timestamp 2022,O=Asseco Data Systems S.A.,C=PL

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

e7:ff:69:c7:3b:35:ce:4b:91:26:d8:74:7c:68:a5:87
Certificate

Issuer

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

19/05/2021, 05:32

Not After

18/05/2036, 05:32

Subject

CN=Certum Timestamping 2021 CA,O=Asseco Data Systems S.A.,C=PL

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27
Certificate

Issuer

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

Not Before

31/05/2021, 06:43

Not After

17/09/2029, 06:43

Subject

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

09:52:92:85:b6:1e:e3:a2:24:d4:62:47:30:35:ac:8b:45:ab:65:b9:3e:ba:06:37:3d:51:02:78:36:30:fc:49
Signer

Actual PE Digest

09:52:92:85:b6:1e:e3:a2:24:d4:62:47:30:35:ac:8b:45:ab:65:b9:3e:ba:06:37:3d:51:02:78:36:30:fc:49

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

advapi32

RegCloseKey
RegDeleteKeyA
RegDeleteValueA
RegEnumKeyA
RegEnumValueA
RegQueryValueExA
RegSetValueExA
OpenProcessToken
AdjustTokenPrivileges
LookupPrivilegeValueA
SetFileSecurityA
RegCreateKeyExA
RegOpenKeyExA

shell32

ShellExecuteExA
SHBrowseForFolderA
SHFileOperationA
SHGetPathFromIDListA
SHGetFileInfoA
SHGetSpecialFolderLocation

ole32

OleUninitialize
IIDFromString
OleInitialize
CoTaskMemFree
CoCreateInstance

comctl32

ord17
ImageList_Destroy
ImageList_AddMasked
ImageList_Create

user32

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

gdi32

SetBkMode
CreateBrushIndirect
GetDeviceCaps
SelectObject
DeleteObject
SetBkColor
SetTextColor
CreateFontIndirectA

kernel32

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

Sections

.text
Size: 26KB - Virtual size: 26KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 105KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.ndata
Size: - Virtual size: 56KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

aba7b26171cc51de6d40ff60cc44a7f5

Code Sign

79:7c:a2:74:79:18:10:1c:5b:65:c9:20:b9:60:6b:bb:5f:29:6b:54Certificate

2b:d4:ae:70:b9:d0:63:5b:2a:e9:84:c8:d6:74:aa:30Certificate

Extended Key Usages

Key Usages

e7:ff:69:c7:3b:35:ce:4b:91:26:d8:74:7c:68:a5:87Certificate

Extended Key Usages

Key Usages

1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27Certificate

Key Usages

09:52:92:85:b6:1e:e3:a2:24:d4:62:47:30:35:ac:8b:45:ab:65:b9:3e:ba:06:37:3d:51:02:78:36:30:fc:49Signer

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

shell32

ole32

comctl32

user32

gdi32

kernel32

Sections

.text Size: 26KB - Virtual size: 26KB

.rdata Size: 5KB - Virtual size: 5KB

.data Size: 512B - Virtual size: 105KB

.ndata Size: - Virtual size: 56KB

.rsrc Size: 4KB - Virtual size: 3KB

79:7c:a2:74:79:18:10:1c:5b:65:c9:20:b9:60:6b:bb:5f:29:6b:54
Certificate

2b:d4:ae:70:b9:d0:63:5b:2a:e9:84:c8:d6:74:aa:30
Certificate

e7:ff:69:c7:3b:35:ce:4b:91:26:d8:74:7c:68:a5:87
Certificate

1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27
Certificate

09:52:92:85:b6:1e:e3:a2:24:d4:62:47:30:35:ac:8b:45:ab:65:b9:3e:ba:06:37:3d:51:02:78:36:30:fc:49
Signer

.text
Size: 26KB - Virtual size: 26KB

.rdata
Size: 5KB - Virtual size: 5KB

.data
Size: 512B - Virtual size: 105KB

.ndata
Size: - Virtual size: 56KB

.rsrc
Size: 4KB - Virtual size: 3KB