rSkeledes[.]exe

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General

Target

rSkeledes.exe
Size

503KB
MD5

ea1d99e95c51be095f8271952b26acb8
SHA1

1172ff4e5d077d79f47f81f1e4ec3288ec608799
SHA256

d2a7db4b5d96370d8693b3e204af84f3b607ccd744b204e1a3321e007d9ab8c4
SHA512

42f57e99a0a2a534b7c1ca89515c43212ab2c7df394f03186b526a4d3ec78385af502692cfbe631ecd984175232d9a6e13bc4e893ad0abee65434e9abb9c1bdd
SSDEEP

12288:6wc+rgbIhKjQfDDPURqqwYb7csVLuKOEy41cdgev+AVRUj0DgUDsR:6WrgbIwQfDwRq9Yb7cQdb1cGlGR4y0

Score

1^/10

Malware Config

Signatures

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

Files

rSkeledes.exe
.exe windows:4 windows x86

3abe302b6d9a1256e6a915429af4ffd2

Code Sign

19:b3:a8:6e:b1:1d:7d:38:57:7d:e9:8d:43:9d:0e:99:d3:ed:b6:ad
Certificate

Issuer

OU=Uncompellable Fejlbedmt Diarthrosis\ ,O=Overkrselen,L=Creysse,ST=Occitanie,C=FR,1.2.840.113549.1.9.1=#0c175072656369736f40496d7061726173697469632e457374

Not Before

07-09-2023 05:43

Not After

06-09-2026 05:43

Subject

OU=Uncompellable Fejlbedmt Diarthrosis\ ,O=Overkrselen,L=Creysse,ST=Occitanie,C=FR,1.2.840.113549.1.9.1=#0c175072656369736f40496d7061726173697469632e457374

ca:38:03:a8:8d:53:0e:0d:a9:20:4a:43:09:b1:84:2f:47:ff:16:ab:a8:4d:24:ae:df:da:6c:0e:84:cc:42:13
Signer

Actual PE Digest

ca:38:03:a8:8d:53:0e:0d:a9:20:4a:43:09:b1:84:2f:47:ff:16:ab:a8:4d:24:ae:df:da:6c:0e:84:cc:42:13

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

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

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
ShellExecuteExA
SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
SHFileOperationA

advapi32

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

comctl32

ImageList_Create
ImageList_AddMasked
ImageList_Destroy
ord17

ole32

OleUninitialize
OleInitialize
CoTaskMemFree
CoCreateInstance

Sections

.text
Size: 24KB - 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: 52KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 88KB - Virtual size: 87KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3abe302b6d9a1256e6a915429af4ffd2

Code Sign

19:b3:a8:6e:b1:1d:7d:38:57:7d:e9:8d:43:9d:0e:99:d3:ed:b6:adCertificate

ca:38:03:a8:8d:53:0e:0d:a9:20:4a:43:09:b1:84:2f:47:ff:16:ab:a8:4d:24:ae:df:da:6c:0e:84:cc:42:13Signer

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

shell32

advapi32

comctl32

ole32

Sections

.text Size: 24KB - Virtual size: 23KB

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

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

.ndata Size: - Virtual size: 52KB

.rsrc Size: 88KB - Virtual size: 87KB

19:b3:a8:6e:b1:1d:7d:38:57:7d:e9:8d:43:9d:0e:99:d3:ed:b6:ad
Certificate

ca:38:03:a8:8d:53:0e:0d:a9:20:4a:43:09:b1:84:2f:47:ff:16:ab:a8:4d:24:ae:df:da:6c:0e:84:cc:42:13
Signer

.text
Size: 24KB - Virtual size: 23KB

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

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

.ndata
Size: - Virtual size: 52KB

.rsrc
Size: 88KB - Virtual size: 87KB