Dekont[.]exe | Triage

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General

Target

Dekont.exe
Size

139KB
MD5

192b1493ac081fc10e4a3e1521580a7d
SHA1

4fde0a261f7f21bedfee1d82ae4e0036b57fd6d8
SHA256

fa94e96f93f687fd041837790e07adc70c65881c79b343d2be6ee759a8d4c835
SHA512

b2f691f8bcf3bbe740973fb9b5dbf55e50a9c196bda8e28737b102a5ac1beea7f8de764e74cff65569cf26453d3877781c8b2dc4f5b6986ea725fe9a739595f1
SSDEEP

3072:nkBGWOsTIJgIDU5A/cmubjjdMlxvXc0BAhjHYl2yZv/FAL/a/d/GYcH9d:n1ssjQfdMjQHqJ/FG/uwD

Score

1^/10

Malware Config

Signatures

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

Files

Dekont.exe
.exe windows x86

5f0c714c36e6cc016b3a1f4bc86559e4

Code Sign

01:21:84:72:96:68:6c:2b
Certificate

Issuer

OU=Slukningsapparat Dronningens\ ,O=Indopereret,L=Paris 01,ST=Île-de-France,C=FR,1.2.840.113549.1.9.1=#0c1b4275736866756c4044696d656e73696f6e656c6c653138372e4765

Not Before

12/04/2022, 03:40

Not After

11/04/2025, 03:40

Subject

OU=Slukningsapparat Dronningens\ ,O=Indopereret,L=Paris 01,ST=Île-de-France,C=FR,1.2.840.113549.1.9.1=#0c1b4275736866756c4044696d656e73696f6e656c6c653138372e4765

b0:dd:ca:84:e8:25:54:6b:94:9f:dc:f6:83:d6:50:56:89:da:32:a6:f8:47:f8:38:d8:e8:d2:be:c3:6c:c6:0e
Signer

Actual PE Digest

b0:dd:ca:84:e8:25:54:6b:94:9f:dc:f6:83:d6:50:56:89:da:32:a6:f8:47:f8:38:d8:e8:d2:be:c3:6c:c6:0e

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

OU=Slukningsapparat Dronningens\ ,O=Indopereret,L=Paris 01,ST=Île-de-France,C=FR,1.2.840.113549.1.9.1=#0c1b4275736866756c4044696d656e73696f6e656c6c653138372e4765

06/10/2022, 18:37
Valid: false

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

advapi32

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

shell32

SHGetFileInfoA
SHFileOperationA
SHGetPathFromIDListA
ShellExecuteExA
SHGetSpecialFolderLocation
SHBrowseForFolderA

ole32

IIDFromString
OleInitialize
OleUninitialize
CoCreateInstance
CoTaskMemFree

comctl32

ord17
ImageList_Create
ImageList_Destroy
ImageList_AddMasked

user32

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

gdi32

SetBkMode
SetBkColor
GetDeviceCaps
CreateFontIndirectA
CreateBrushIndirect
DeleteObject
SetTextColor
SelectObject

kernel32

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

Sections

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

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: 1KB - Virtual size: 149KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.ndata
Size: - Virtual size: 148KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5f0c714c36e6cc016b3a1f4bc86559e4

Code Sign

01:21:84:72:96:68:6c:2bCertificate

b0:dd:ca:84:e8:25:54:6b:94:9f:dc:f6:83:d6:50:56:89:da:32:a6:f8:47:f8:38:d8:e8:d2:be:c3:6c:c6:0eSigner

Signature Validations

Verification

06/10/2022, 18:37 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

shell32

ole32

comctl32

user32

gdi32

kernel32

Sections

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

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

.data Size: 1KB - Virtual size: 149KB

.ndata Size: - Virtual size: 148KB

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

01:21:84:72:96:68:6c:2b
Certificate

b0:dd:ca:84:e8:25:54:6b:94:9f:dc:f6:83:d6:50:56:89:da:32:a6:f8:47:f8:38:d8:e8:d2:be:c3:6c:c6:0e
Signer

06/10/2022, 18:37
Valid: false

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

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

.data
Size: 1KB - Virtual size: 149KB

.ndata
Size: - Virtual size: 148KB

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