Static task
static1
Behavioral task
behavioral1
Sample
Remittance Advise 288224.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Remittance Advise 288224.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
Seychelliske/brandbar/Choktilstandens.ps1
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
Seychelliske/brandbar/Choktilstandens.ps1
Resource
win10v2004-20240226-en
General
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Target
Remittance Advise 288224.exe
-
Size
577KB
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MD5
02afc0eb91235f176b47b0ed15f67400
-
SHA1
9c8acd9adc953a945289009712cb089ce58a3ed0
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SHA256
9f2830a19edaacf690e6626e58b201d747a5a510777e5e92acf42a4efd28ddb6
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SHA512
bdfb8bdaf58df9a5f280e98c73778c61bc0f88c27b44eb5d2a510382e5b76bd902ecc5664363a38b96871e897f3c7cb045d85ed6157f762a7dba37e86175bce4
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SSDEEP
12288:bi9a8F9k3rDCkCQ6mAuy5+IQUoCmGJZxGZVmn4yCa:R8F9cvbX6QGtGZEnf
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/$PLUGINSDIR/nsExec.dll -
NSIS installer 2 IoCs
resource yara_rule sample nsis_installer_1 sample nsis_installer_2
Files
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Remittance Advise 288224.exe.exe windows:4 windows x86 arch:x86
e160ef8e55bb9d162da4e266afd9eef3
Code Sign
11:36:c7:01:2c:f8:60:65:9d:d4:68:a8:0d:d4:6e:01:e6:ef:72:55Certificate
IssuerCN=Unchloridised,OU=Billys Nitrolamine\ ,O=Unchloridised,L=Dechy,ST=Hauts-de-France,C=FR,1.2.840.113549.1.9.1=#0c1441676c65616640416c626572746973742e446961Not Before03/01/2024, 05:08Not After02/01/2027, 05:08SubjectCN=Unchloridised,OU=Billys Nitrolamine\ ,O=Unchloridised,L=Dechy,ST=Hauts-de-France,C=FR,1.2.840.113549.1.9.1=#0c1441676c65616640416c626572746973742e446961a4:2b:07:60:14:6f:91:bf:36:4b:20:96:e1:4f:1d:70:5c:fb:54:04:d4:ed:59:bf:54:bf:d5:dd:dc:72:8f:35Signer
Actual PE Digesta4:2b:07:60:14:6f:91:bf:36:4b:20:96:e1:4f:1d:70:5c:fb:54:04:d4:ed:59:bf:54:bf:d5:dd:dc:72:8f:35Digest Algorithmsha256PE Digest MatchestrueHeaders
DLL Characteristics
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
GetTickCount
GetFullPathNameA
MoveFileA
SetCurrentDirectoryA
GetFileAttributesA
GetLastError
CreateDirectoryA
SetFileAttributesA
SearchPathA
GetShortPathNameA
GetFileSize
GetModuleFileNameA
GetCurrentProcess
CopyFileA
ExitProcess
SetEnvironmentVariableA
GetWindowsDirectoryA
GetTempPathA
Sleep
CloseHandle
LoadLibraryA
lstrlenA
lstrcpynA
GetDiskFreeSpaceA
GlobalUnlock
GlobalLock
CreateThread
CreateProcessA
RemoveDirectoryA
CreateFileA
GetTempFileNameA
ReadFile
lstrcpyA
lstrcatA
GetSystemDirectoryA
GetVersion
GetProcAddress
GlobalAlloc
CompareFileTime
SetFileTime
ExpandEnvironmentStringsA
lstrcmpiA
lstrcmpA
WaitForSingleObject
GlobalFree
GetExitCodeProcess
GetModuleHandleA
SetErrorMode
GetCommandLineA
LoadLibraryExA
FindFirstFileA
FindNextFileA
DeleteFileA
SetFilePointer
WriteFile
FindClose
WritePrivateProfileStringA
MultiByteToWideChar
MulDiv
GetPrivateProfileStringA
FreeLibrary
user32
CreateWindowExA
EndDialog
ScreenToClient
GetWindowRect
EnableMenuItem
GetSystemMenu
SetClassLongA
IsWindowEnabled
SetWindowPos
GetSysColor
GetWindowLongA
SetCursor
LoadCursorA
CheckDlgButton
GetMessagePos
LoadBitmapA
CallWindowProcA
IsWindowVisible
CloseClipboard
GetDC
SystemParametersInfoA
RegisterClassA
TrackPopupMenu
AppendMenuA
CreatePopupMenu
GetSystemMetrics
SetDlgItemTextA
GetDlgItemTextA
MessageBoxIndirectA
CharPrevA
DispatchMessageA
PeekMessageA
ReleaseDC
EnableWindow
InvalidateRect
SendMessageA
DefWindowProcA
BeginPaint
GetClientRect
FillRect
DrawTextA
GetClassInfoA
DialogBoxParamA
CharNextA
ExitWindowsEx
DestroyWindow
CreateDialogParamA
SetTimer
GetDlgItem
wsprintfA
SetForegroundWindow
ShowWindow
IsWindow
LoadImageA
SetWindowLongA
SetClipboardData
EmptyClipboard
OpenClipboard
EndPaint
PostQuitMessage
FindWindowExA
SendMessageTimeoutA
SetWindowTextA
gdi32
SelectObject
SetBkMode
CreateFontIndirectA
SetTextColor
DeleteObject
GetDeviceCaps
CreateBrushIndirect
SetBkColor
shell32
SHGetSpecialFolderLocation
SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
ShellExecuteA
SHFileOperationA
advapi32
RegCloseKey
RegOpenKeyExA
RegDeleteKeyA
RegDeleteValueA
RegEnumValueA
RegCreateKeyExA
RegSetValueExA
RegQueryValueExA
RegEnumKeyA
comctl32
ImageList_Create
ImageList_AddMasked
ImageList_Destroy
ord17
ole32
CoCreateInstance
CoTaskMemFree
OleInitialize
OleUninitialize
version
GetFileVersionInfoSizeA
GetFileVersionInfoA
VerQueryValueA
Sections
.text Size: 23KB - Virtual size: 22KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 105KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 64KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 109KB - Virtual size: 109KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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$PLUGINSDIR/nsExec.dll.dll windows:4 windows x86 arch:x86
6b7d154c806f1e47db325229c300c6df
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
GlobalLock
DeleteFileA
lstrcmpiA
GetCurrentProcess
CloseHandle
UnmapViewOfFile
MapViewOfFile
CreateFileMappingA
CreateFileA
CopyFileA
GetTempFileNameA
GlobalFree
GlobalAlloc
GetModuleFileNameA
ExitProcess
GetCommandLineA
CreatePipe
GetVersionExA
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
-
Begribelsen/Epipastic/Barbarised/Chevaline/Future.Flo
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Seychelliske/brandbar/Choktilstandens.Max.ps1
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Tegltkkedes/Eventuate.fal
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Tegltkkedes/Ju93.uds
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Tegltkkedes/udtappedes.txt
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unbarb.upf