Wijzigingenbladpdf[.]exe

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General

Target

Wijzigingenbladpdf.exe
Size

524KB
MD5

3e248d0050e28f9c12e51b717b75585c
SHA1

fdb0d22553a53b6a9b69ec11b2c5e38b0cf589d6
SHA256

79b478572952c9ca4f4f95a0459823769f2db38dc10c600561e92726854fdad3
SHA512

23182f4842874172c5bd3c9137536b3d866c3ca5bde56d96eafb3ecb67601f53e387eb4e161a45965d0505ed3beef16bc732c06dd013c016b4344ee7054d7ff5
SSDEEP

6144:cMfQPZVheNA+ff0O5lzV1BuTC6cHfUHv9i3JGSTDNcaYJuiKFWQx6mV8HyriPJdG:x2nhe2e5/ZiPFU3A8YJ7EF2Y48kQP

Score

1^/10

Malware Config

Signatures

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

Files

Wijzigingenbladpdf.exe
.exe windows x86

4f67aeda01a0484282e8c59006b0b352

Code Sign

1c:b6:8f:7d:d6:45:70:bf:29:a4:e5:aa:d5:7f:e7:55:c9:82:40:06
Certificate

Issuer

OU=Carolinians kbmnd\ ,O=Spondernes,L=Préchac,ST=Occitanie,C=FR,1.2.840.113549.1.9.1=#0c164e65757269736d404f7665726a756467696e672e5069

Not Before

07/08/2023, 04:15

Not After

06/08/2026, 04:15

Subject

OU=Carolinians kbmnd\ ,O=Spondernes,L=Préchac,ST=Occitanie,C=FR,1.2.840.113549.1.9.1=#0c164e65757269736d404f7665726a756467696e672e5069

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

Issuer

CN=VeriSign Universal Root Certification Authority,OU=VeriSign Trust Network+OU=(c) 2008 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

12/01/2016, 00:00

Not After

11/01/2031, 23:59

Subject

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

Issuer

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

23/12/2017, 00:00

Not After

22/03/2029, 23:59

Subject

CN=Symantec SHA256 TimeStamping Signer - G3,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

5e:b2:68:15:f7:6b:bf:01:22:1e:07:a1:6f:1c:4d:e7:17:0c:7e:03:bc:0b:82:e4:a7:fe:81:2e:6c:c2:a2:6a
Signer

Actual PE Digest

5e:b2:68:15:f7:6b:bf:01:22:1e:07:a1:6f:1c:4d:e7:17:0c:7e:03:bc:0b:82:e4:a7:fe:81:2e:6c:c2:a2:6a

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_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

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

user32

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

gdi32

SelectObject
SetBkMode
CreateFontIndirectA
SetTextColor
DeleteObject
GetDeviceCaps
CreateBrushIndirect
SetBkColor

shell32

SHGetSpecialFolderLocation
SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
ShellExecuteA
SHFileOperationA

advapi32

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

comctl32

ImageList_Create
ImageList_AddMasked
ImageList_Destroy
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: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 106KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.ndata
Size: - Virtual size: 88KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 173KB - Virtual size: 173KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4f67aeda01a0484282e8c59006b0b352

Code Sign

1c:b6:8f:7d:d6:45:70:bf:29:a4:e5:aa:d5:7f:e7:55:c9:82:40:06Certificate

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12Certificate

Extended Key Usages

Key Usages

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12Certificate

Extended Key Usages

Key Usages

5e:b2:68:15:f7:6b:bf:01:22:1e:07:a1:6f:1c:4d:e7:17:0c:7e:03:bc:0b:82:e4:a7:fe:81:2e:6c:c2:a2:6aSigner

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

shell32

advapi32

comctl32

ole32

Sections

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

.rdata Size: 5KB - Virtual size: 4KB

.data Size: 1024B - Virtual size: 106KB

.ndata Size: - Virtual size: 88KB

.rsrc Size: 173KB - Virtual size: 173KB

1c:b6:8f:7d:d6:45:70:bf:29:a4:e5:aa:d5:7f:e7:55:c9:82:40:06
Certificate

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

5e:b2:68:15:f7:6b:bf:01:22:1e:07:a1:6f:1c:4d:e7:17:0c:7e:03:bc:0b:82:e4:a7:fe:81:2e:6c:c2:a2:6a
Signer

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

.rdata
Size: 5KB - Virtual size: 4KB

.data
Size: 1024B - Virtual size: 106KB

.ndata
Size: - Virtual size: 88KB

.rsrc
Size: 173KB - Virtual size: 173KB