Impressionist[.]exe

Sharing

Copy URL

Twitter E-mail

General

Target

Impressionist.exe
Size

875KB
MD5

7f31ecb15c3d93d700a630f4cf7f5b57
SHA1

0523205edcc8f140898a13a42a09fd9046cc1678
SHA256

a813abee8420a861bc302be836472317911813d945a45b061a03c48ab6c0dfc3
SHA512

067b1d89f4fcb84ae7083f8c3864c1bd109f5b7c34a7d3a71afaf57166a270918b5fb5198c836eb309d589140355dc071bc3f2de63a5fe1b01f75a7e4c2ac0b7
SSDEEP

24576:XiGFaq43NvCYqoSWmujTrl192YvmvvqOJ/QOeae:XiGFu3Nvzrddf2YvwvqOJ/qae

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/$PLUGINSDIR/System.dll

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

Files

Impressionist.exe
.exe windows:4 windows x86 arch:x86

ced282d9b261d1462772017fe2f6972b

Code Sign

70:4b:82:52:1d:d6:34:0a:44:3c:1d:29:cf:9e:0d:95:9e:2d:8e:4f
Certificate

Issuer

CN=Redeliberate Sprinklered Ufologi\ ,L=Benfeld,ST=Grand Est,C=FR,1.2.840.113549.1.9.1=#0c23556e737461746973746963616c6c79406161626e696e67737469647370756e6b2e576f

Not Before

20-09-2024 06:14

Not After

20-09-2027 06:14

Subject

CN=Redeliberate Sprinklered Ufologi\ ,L=Benfeld,ST=Grand Est,C=FR,1.2.840.113549.1.9.1=#0c23556e737461746973746963616c6c79406161626e696e67737469647370756e6b2e576f

70:4b:82:52:1d:d6:34:0a:44:3c:1d:29:cf:9e:0d:95:9e:2d:8e:4f
Certificate

Issuer

CN=Redeliberate Sprinklered Ufologi\ ,L=Benfeld,ST=Grand Est,C=FR,1.2.840.113549.1.9.1=#0c23556e737461746973746963616c6c79406161626e696e67737469647370756e6b2e576f

Not Before

20-09-2024 06:14

Not After

20-09-2027 06:14

Subject

CN=Redeliberate Sprinklered Ufologi\ ,L=Benfeld,ST=Grand Est,C=FR,1.2.840.113549.1.9.1=#0c23556e737461746973746963616c6c79406161626e696e67737469647370756e6b2e576f

a5:8f:e1:1c:8c:95:a6:d6:ec:f4:84:31:ba:51:f6:f5:5b:c9:5c:30:bc:9d:37:6a:af:45:e5:88:72:63:cd:6f
Signer

Actual PE Digest

a5:8f:e1:1c:8c:95:a6:d6:ec:f4:84:31:ba:51:f6:f5:5b:c9:5c:30:bc:9d:37:6a:af:45:e5:88:72:63:cd:6f

Digest Algorithm

sha256

PE Digest Matches

true

c3:0a:f4:2a:a1:e6:00:a6:70:1b:d6:2d:fb:f2:dc:c5:96:8b:8d:3b
Signer

Actual PE Digest

c3:0a:f4:2a:a1:e6:00:a6:70:1b:d6:2d:fb:f2:dc:c5:96:8b:8d:3b

Digest Algorithm

sha1

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

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
GetSysColor
SetCursor
GetWindowLongA
SetClassLongA
SetWindowPos
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
GetVersion
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: 160KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 263KB - Virtual size: 263KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
$PLUGINSDIR/System.dll
.dll windows:4 windows x86 arch:x86

8c8a576201f68de1a3f26fc723b9f30f

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

kernel32

MultiByteToWideChar
GlobalFree
GlobalSize
lstrcpynA
lstrcpyA
GetProcAddress
VirtualFree
FreeLibrary
lstrlenA
LoadLibraryA
GetModuleHandleA
GlobalAlloc
WideCharToMultiByte
VirtualAlloc
VirtualProtect
GetLastError

user32

wsprintfA

ole32

StringFromGUID2
CLSIDFromString

Exports

Exports

Alloc
Call
Copy
Free
Get
Int64Op
Store
StrAlloc

Sections

.text
Size: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1024B - Virtual size: 867B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 104B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 1024B - Virtual size: 636B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
Debatbogen/serenissimi.txt
Oprik.Mar
Symon.pin
computerskrmen.dem
predictors.dut
receptionssekretrer.bin

Sharing

General

Malware Config

Signatures

Files

ced282d9b261d1462772017fe2f6972b

Code Sign

70:4b:82:52:1d:d6:34:0a:44:3c:1d:29:cf:9e:0d:95:9e:2d:8e:4fCertificate

70:4b:82:52:1d:d6:34:0a:44:3c:1d:29:cf:9e:0d:95:9e:2d:8e:4fCertificate

a5:8f:e1:1c:8c:95:a6:d6:ec:f4:84:31:ba:51:f6:f5:5b:c9:5c:30:bc:9d:37:6a:af:45:e5:88:72:63:cd:6fSigner

c3:0a:f4:2a:a1:e6:00:a6:70:1b:d6:2d:fb:f2:dc:c5:96:8b:8d:3bSigner

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: 160KB

.rsrc Size: 263KB - Virtual size: 263KB

8c8a576201f68de1a3f26fc723b9f30f

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

ole32

Exports

Exports

Sections

.text Size: 8KB - Virtual size: 7KB

.rdata Size: 1024B - Virtual size: 867B

.data Size: 512B - Virtual size: 104B

.reloc Size: 1024B - Virtual size: 636B

70:4b:82:52:1d:d6:34:0a:44:3c:1d:29:cf:9e:0d:95:9e:2d:8e:4f
Certificate

70:4b:82:52:1d:d6:34:0a:44:3c:1d:29:cf:9e:0d:95:9e:2d:8e:4f
Certificate

a5:8f:e1:1c:8c:95:a6:d6:ec:f4:84:31:ba:51:f6:f5:5b:c9:5c:30:bc:9d:37:6a:af:45:e5:88:72:63:cd:6f
Signer

c3:0a:f4:2a:a1:e6:00:a6:70:1b:d6:2d:fb:f2:dc:c5:96:8b:8d:3b
Signer

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

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

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

.ndata
Size: - Virtual size: 160KB

.rsrc
Size: 263KB - Virtual size: 263KB

.text
Size: 8KB - Virtual size: 7KB

.rdata
Size: 1024B - Virtual size: 867B

.data
Size: 512B - Virtual size: 104B

.reloc
Size: 1024B - Virtual size: 636B