Static task
static1
Behavioral task
behavioral1
Sample
Percolator118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Percolator118.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
General
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Target
08102024_1552_07102024_doc071024.rar
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Size
467KB
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MD5
cfa6c1878e28d1a36c83afea76adcdf3
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SHA1
13363d2cca6e0325a3dc2802a713ebebd5432995
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SHA256
8c09ef66ed1727bbffd30616609a863f23753d96351a4d363cd9934a253bebcf
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SHA512
df5196e770ec723c3e4be7201acc9bda35b9552145f55f8296785075b6925bc800ddb4a2272fabb211c0001e444574db08451eeeeadd68b2af90a503dd1da1d1
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SSDEEP
12288:ZNIog8U/uEV0nt5jZN2PXVuxjIggTEwtAKU3nn+M:ZtDU/pV0nDjZUX8NIgg1tAKUZ
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack002/$PLUGINSDIR/System.dll -
NSIS installer 2 IoCs
resource yara_rule static1/unpack001/Percolator118.exe nsis_installer_1 static1/unpack001/Percolator118.exe nsis_installer_2
Files
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08102024_1552_07102024_doc071024.rar.rar
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Percolator118.exe.exe windows:4 windows x86 arch:x86
b78ecf47c0a3e24a6f4af114e2d1f5de
Code Sign
58:06:d0:22:ac:0e:88:c7:fd:3e:6e:1d:5e:3f:95:b6:b5:7b:47:eaCertificate
IssuerCN=Sammentrk Uddybelsens parasternum\ ,L=Carcassonne,ST=Occitanie,C=FR,1.2.840.113549.1.9.1=#0c0e4d657a7a6f4044627465732e5665Not Before30-03-2024 10:16Not After30-03-2027 10:16SubjectCN=Sammentrk Uddybelsens parasternum\ ,L=Carcassonne,ST=Occitanie,C=FR,1.2.840.113549.1.9.1=#0c0e4d657a7a6f4044627465732e566558:06:d0:22:ac:0e:88:c7:fd:3e:6e:1d:5e:3f:95:b6:b5:7b:47:eaCertificate
IssuerCN=Sammentrk Uddybelsens parasternum\ ,L=Carcassonne,ST=Occitanie,C=FR,1.2.840.113549.1.9.1=#0c0e4d657a7a6f4044627465732e5665Not Before30-03-2024 10:16Not After30-03-2027 10:16SubjectCN=Sammentrk Uddybelsens parasternum\ ,L=Carcassonne,ST=Occitanie,C=FR,1.2.840.113549.1.9.1=#0c0e4d657a7a6f4044627465732e566504:d9:3d:8a:51:de:8c:f5:1d:3d:22:85:d8:8a:02:42:86:9c:01:12:69:d6:07:58:77:31:5f:55:70:7b:82:6fSigner
Actual PE Digest04:d9:3d:8a:51:de:8c:f5:1d:3d:22:85:d8:8a:02:42:86:9c:01:12:69:d6:07:58:77:31:5f:55:70:7b:82:6fDigest Algorithmsha256PE Digest Matchestrue6b:5e:a2:4f:2c:b9:8e:e8:e4:d1:aa:53:60:e4:59:4b:82:17:86:c7Signer
Actual PE Digest6b:5e:a2:4f:2c:b9:8e:e8:e4:d1:aa:53:60:e4:59:4b:82:17:86:c7Digest Algorithmsha1PE Digest MatchestrueHeaders
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
SetEnvironmentVariableA
Sleep
GetTickCount
GetFileSize
GetModuleFileNameA
GetCurrentProcess
CopyFileA
GetFileAttributesA
SetFileAttributesA
GetWindowsDirectoryA
GetTempPathA
GetCommandLineA
lstrlenA
GetVersion
SetErrorMode
lstrcpynA
ExitProcess
GetFullPathNameA
GlobalLock
CreateThread
GetLastError
CreateDirectoryA
CreateProcessA
RemoveDirectoryA
CreateFileA
GetTempFileNameA
ReadFile
WriteFile
lstrcpyA
MoveFileExA
lstrcatA
GetSystemDirectoryA
GetProcAddress
CloseHandle
SetCurrentDirectoryA
MoveFileA
CompareFileTime
GetShortPathNameA
SearchPathA
lstrcmpiA
SetFileTime
lstrcmpA
ExpandEnvironmentStringsA
GlobalUnlock
GetDiskFreeSpaceA
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: 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: 3.6MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 128KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 161KB - Virtual size: 160KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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$PLUGINSDIR/System.dll.dll windows:4 windows x86 arch:x86
8c8a576201f68de1a3f26fc723b9f30f
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
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: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1024B - Virtual size: 851B
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: 608B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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