Static task
static1
Behavioral task
behavioral1
Sample
Asciferous.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
Asciferous.exe
Resource
win10v2004-20220901-en
General
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Target
f2c5cdf88c11983955470b2c50630884
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Size
208KB
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MD5
f2c5cdf88c11983955470b2c50630884
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SHA1
d208c95577ba62aacbd70979e8d307f922b81411
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SHA256
21fc5fda0eba1a76d3e9c806d238d0357fd0617a986c3787feaf311b86c9a59e
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SHA512
33d1be6d00fdb097c6d553a4eb5c5bad4a6605dff06268efc3d0813a2ec0c827335af6daa68e226d25e127fb93c04edd6d4c792f1026c402302ffa73525e539d
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SSDEEP
6144:k40fUELotxAjYdQJ92Ux5vSUxT5uASO65:kcELCx2YYTx56cTUAG
Malware Config
Signatures
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NSIS installer 2 IoCs
resource yara_rule static1/unpack002/Asciferous.exe nsis_installer_1 static1/unpack002/Asciferous.exe nsis_installer_2
Files
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f2c5cdf88c11983955470b2c50630884.eml
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https://aka.ms/LearnAboutSenderIdentification
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Shipment Notification 7214306201.rar.rar
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Asciferous.exe.exe windows x86
3abe302b6d9a1256e6a915429af4ffd2
Code Sign
24:8b:62:1c:8c:24:36:70Certificate
IssuerOU=Divinises boligministre Tabbied\ ,O=Hematoclasis,L=Saint-Maur-des-Fossés,ST=Île-de-France,C=FR,1.2.840.113549.1.9.1=#0c1558616e74686f6d614043686576616c696e652e4c75Not Before06/12/2021, 02:52Not After05/12/2024, 02:52SubjectOU=Divinises boligministre Tabbied\ ,O=Hematoclasis,L=Saint-Maur-des-Fossés,ST=Île-de-France,C=FR,1.2.840.113549.1.9.1=#0c1558616e74686f6d614043686576616c696e652e4c754a:63:8e:1f:74:f6:05:db:0a:a5:08:da:ff:c7:26:56:22:56:57:2d:ed:84:4c:18:50:18:45:7a:9e:52:fa:acSigner
Actual PE Digest4a:63:8e:1f:74:f6:05:db:0a:a5:08:da:ff:c7:26:56:22:56:57:2d:ed:84:4c:18:50:18:45:7a:9e:52:fa:acDigest Algorithmsha256PE Digest MatchestrueSignature Validations
TrustedfalseVerification
Signing CertificateOU=Divinises boligministre Tabbied\ ,O=Hematoclasis,L=Saint-Maur-des-Fossés,ST=Île-de-France,C=FR,1.2.840.113549.1.9.1=#0c1558616e74686f6d614043686576616c696e652e4c7506/10/2022, 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
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: 24KB
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: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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email-html-1.txt.html