Overheaped237[.]exe

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General

Target

Overheaped237.exe
Size

573KB
MD5

8f4adfd3b8c55670a99389ba3905e43d
SHA1

24e4a66a55b65fe58933ac92b161befc5c5df977
SHA256

8126f3d67e43f2c93f178b68cc6a791a61c7f4f986cd5fb0d213780c4aa8e2d4
SHA512

9ddc6fb7d8f92d4ad22e1842704dfd8cad0184f86c9482fb2cbc051008a46bb87449c8abba66b4179fc602978c31ea9215cd070c7008e39f71b6d24a43c3c527
SSDEEP

12288:d93jliesAP5dtwQYYy016wq2FFbyADqbM5LugDkzicmrdZNf:d93jliR4jasy01DHn+AWYROicudZNf

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/$PLUGINSDIR/nsExec.dll

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

Files

Overheaped237.exe
.exe windows:4 windows x86 arch:x86

4f67aeda01a0484282e8c59006b0b352

Code Sign

08:b8:0b:0b:05:98:d2:b3:5e:a3:e9:89:1d:52:2f:be:90:73:67:d0
Certificate

Issuer

CN=Partils,OU=Breastplate Candlewicks Miljforbrydelsens\ ,O=Partils,L=Paris 02,ST=Île-de-France,C=FR,1.2.840.113549.1.9.1=#0c2054746865647366756e6b74696f6e65726e6540626174696b66617276652e466f

Not Before

30-12-2023 05:00

Not After

29-12-2024 05:00

Subject

CN=Partils,OU=Breastplate Candlewicks Miljforbrydelsens\ ,O=Partils,L=Paris 02,ST=Île-de-France,C=FR,1.2.840.113549.1.9.1=#0c2054746865647366756e6b74696f6e65726e6540626174696b66617276652e466f

71:36:a1:1b:e3:18:46:3c:dd:9b:b8:62:b2:58:3c:91:d7:fa:fc:39:e8:7a:da:80:23:33:2f:e8:2c:f2:23:89
Signer

Actual PE Digest

71:36:a1:1b:e3:18:46:3c:dd:9b:b8:62:b2:58:3c:91:d7:fa:fc:39:e8:7a:da:80:23:33:2f:e8:2c:f2:23:89

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: 80KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 112KB - Virtual size: 111KB

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

46f8b6973f33717335c0f6d8087de67b

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

kernel32

GetModuleHandleA
lstrlenA
GetExitCodeProcess
WaitForSingleObject
Sleep
TerminateProcess
GlobalReAlloc
GlobalUnlock
GlobalSize
lstrcpynA
ReadFile
PeekNamedPipe
GetTickCount
lstrcpyA
CreateProcessA
GetStartupInfoA
GetProcAddress
GetVersion
DeleteFileA
lstrcmpiA
GetCurrentProcess
CloseHandle
UnmapViewOfFile
MapViewOfFile
CreateFileMappingA
CreateFileA
CopyFileA
GetTempFileNameA
GlobalFree
GlobalAlloc
GetModuleFileNameA
ExitProcess
GetCommandLineA
CreatePipe
GlobalLock
lstrcatA

user32

SendMessageA
OemToCharBuffA
FindWindowExA
CharNextA
wsprintfA
CharPrevA

advapi32

InitializeSecurityDescriptor
SetSecurityDescriptorDacl

Exports

Exports

Exec
ExecToLog
ExecToStack

Sections

.text
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 512B - Virtual size: 458B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
Deinos253/Ekstensives.Bnd
Deinos253/Udfring53.lev
Deinos253/Ungallantness.kok
Deinos253/Uplejedes.Ile
Deinos253/Yaply50.txt
Deinos253/rancheria.pro

Sharing

General

Malware Config

Signatures

Files

4f67aeda01a0484282e8c59006b0b352

Code Sign

08:b8:0b:0b:05:98:d2:b3:5e:a3:e9:89:1d:52:2f:be:90:73:67:d0Certificate

71:36:a1:1b:e3:18:46:3c:dd:9b:b8:62:b2:58:3c:91:d7:fa:fc:39:e8:7a:da:80:23:33:2f:e8:2c:f2:23:89Signer

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: 80KB

.rsrc Size: 112KB - Virtual size: 111KB

46f8b6973f33717335c0f6d8087de67b

Headers

File Characteristics

Imports

kernel32

user32

advapi32

Exports

Exports

Sections

.text Size: 3KB - Virtual size: 2KB

.rdata Size: 1KB - Virtual size: 1KB

.data Size: 512B - Virtual size: 1KB

.reloc Size: 512B - Virtual size: 458B

08:b8:0b:0b:05:98:d2:b3:5e:a3:e9:89:1d:52:2f:be:90:73:67:d0
Certificate

71:36:a1:1b:e3:18:46:3c:dd:9b:b8:62:b2:58:3c:91:d7:fa:fc:39:e8:7a:da:80:23:33:2f:e8:2c:f2:23:89
Signer

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

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

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

.ndata
Size: - Virtual size: 80KB

.rsrc
Size: 112KB - Virtual size: 111KB

.text
Size: 3KB - Virtual size: 2KB

.rdata
Size: 1KB - Virtual size: 1KB

.data
Size: 512B - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 458B