Static task
static1
Behavioral task
behavioral1
Sample
REQ-22-TM-0421.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
REQ-22-TM-0421.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
avzthbaywy.exe
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
avzthbaywy.exe
Resource
win10v2004-20240226-en
General
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Target
d7880403c1c456e3c7e4b047f64bcf35-sample.zip
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Size
328KB
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MD5
0a98b52418413675320d1552f7b23cc6
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SHA1
f7d926296154382bb9e03af2a7c30479a4be36d1
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SHA256
0ce0682abb75b00b32858e270246e168799e2618f671edd3da16680586fb306f
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SHA512
6d9cfb15a0e776ef6c7c991d3db7bd910effbc0761713410fba76613e84f6c7a17388847205071f19d6e79cd4d497f48debcc9065011b40d7f5fd1756c253cea
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SSDEEP
6144:ldIdUZB1dVMXukeGXvHwmhYLg566T+tTf65UKXaJKQBpQwxuJu6CLIsGhXK:wdUfp0hRXxLTuG5fKJZfKkLIsGA
Malware Config
Signatures
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Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack002/REQ-22-TM-0421.exe unpack003/avzthbaywy.exe -
NSIS installer 1 IoCs
Processes:
resource yara_rule static1/unpack002/REQ-22-TM-0421.exe nsis_installer_1
Files
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d7880403c1c456e3c7e4b047f64bcf35-sample.zip.zip
Password: infected
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347d6925e5e0d6fee819b2e931403f18b9673db35dc606c5ce43ae409de88e07.rar.rar
Password: infected
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REQ-22-TM-0421.exe.exe windows:4 windows x86 arch:x86
Password: infected
97318da386948415d08cef4a9006d669
Headers
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
CompareFileTime
SearchPathA
GetShortPathNameA
GetFullPathNameA
MoveFileA
SetCurrentDirectoryA
GetFileAttributesA
GetLastError
CreateDirectoryA
SetFileAttributesA
Sleep
CreateFileA
GetFileSize
GetModuleFileNameA
GetTickCount
GetCurrentProcess
CopyFileA
ExitProcess
SetFileTime
GetTempPathA
GetCommandLineA
SetErrorMode
LoadLibraryA
lstrcpynA
GetDiskFreeSpaceA
GlobalUnlock
GlobalLock
CreateThread
CreateProcessA
RemoveDirectoryA
GetTempFileNameA
lstrlenA
lstrcatA
GetSystemDirectoryA
GetVersion
CloseHandle
lstrcmpiA
lstrcmpA
ExpandEnvironmentStringsA
GlobalFree
GlobalAlloc
WaitForSingleObject
GetExitCodeProcess
GetModuleHandleA
LoadLibraryExA
GetProcAddress
FreeLibrary
MultiByteToWideChar
WritePrivateProfileStringA
GetPrivateProfileStringA
WriteFile
ReadFile
MulDiv
SetFilePointer
FindClose
FindNextFileA
FindFirstFileA
DeleteFileA
GetWindowsDirectoryA
user32
EndDialog
ScreenToClient
GetWindowRect
EnableMenuItem
GetSystemMenu
SetClassLongA
IsWindowEnabled
SetWindowPos
GetSysColor
GetWindowLongA
SetCursor
LoadCursorA
CheckDlgButton
GetMessagePos
LoadBitmapA
CallWindowProcA
IsWindowVisible
CloseClipboard
SetClipboardData
EmptyClipboard
RegisterClassA
TrackPopupMenu
AppendMenuA
CreatePopupMenu
GetSystemMetrics
SetDlgItemTextA
GetDlgItemTextA
MessageBoxIndirectA
CharPrevA
DispatchMessageA
PeekMessageA
CreateDialogParamA
DestroyWindow
SetTimer
SetWindowTextA
PostQuitMessage
SetForegroundWindow
wsprintfA
SendMessageTimeoutA
FindWindowExA
SystemParametersInfoA
CreateWindowExA
GetClassInfoA
DialogBoxParamA
CharNextA
OpenClipboard
ExitWindowsEx
IsWindow
GetDlgItem
SetWindowLongA
LoadImageA
GetDC
EnableWindow
InvalidateRect
SendMessageA
DefWindowProcA
BeginPaint
GetClientRect
FillRect
DrawTextA
EndPaint
ShowWindow
gdi32
SetBkColor
GetDeviceCaps
DeleteObject
CreateBrushIndirect
CreateFontIndirectA
SetBkMode
SetTextColor
SelectObject
shell32
SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
ShellExecuteA
SHFileOperationA
SHGetSpecialFolderLocation
advapi32
RegQueryValueExA
RegSetValueExA
RegEnumKeyA
RegEnumValueA
RegOpenKeyExA
RegDeleteKeyA
RegDeleteValueA
RegCloseKey
RegCreateKeyExA
comctl32
ImageList_AddMasked
ImageList_Destroy
ord17
ImageList_Create
ole32
CoTaskMemFree
OleInitialize
OleUninitialize
CoCreateInstance
version
GetFileVersionInfoSizeA
GetFileVersionInfoA
VerQueryValueA
Sections
.text Size: 22KB - 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: 107KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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avzthbaywy.exe.exe windows:6 windows x86 arch:x86
Password: infected
c2b9edb4e5d2c70f758d4a328397a8ab
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
crypt32
CryptImportPublicKeyInfoEx
CryptVerifyMessageHash
comdlg32
CommDlgExtendedError
GetFileTitleA
GetOpenFileNameA
PageSetupDlgW
PrintDlgA
PrintDlgExA
mpr
WNetAddConnection3A
WNetAddConnectionA
WNetCloseEnum
WNetGetNetworkInformationA
WNetGetResourceInformationA
WNetGetUserA
WNetOpenEnumW
mapi32
ord181
ord121
ord145
ord135
ord43
ord8
ord199
ord162
ord157
ord77
ord185
odbc32
CloseODBCPerfData
ord155
ord40
ord108
ord29
ord30
ord32
ord35
winmm
auxGetNumDevs
midiInGetID
midiOutGetNumDevs
midiOutMessage
mmioWrite
waveInGetDevCapsA
waveOutBreakLoop
waveOutGetErrorTextA
waveOutGetPitch
kernel32
CloseHandle
CompareStringW
CreateFileW
DecodePointer
DeleteCriticalSection
EncodePointer
EnterCriticalSection
EnumSystemCodePagesW
EnumSystemLocalesW
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlushFileBuffers
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetConsoleWindow
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetEnvironmentStringsW
GetFileSize
GetFileSizeEx
GetFileType
GetLastError
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
GetTempPathW
GetTimeFormatW
GetUserDefaultLCID
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeSListHead
InterlockedFlushSList
InterlockedPushEntrySList
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
MultiByteToWideChar
OutputDebugStringW
QueryPerformanceCounter
RaiseException
ReadConsoleW
ReadFile
RtlUnwind
SetConsoleCtrlHandler
SetEnvironmentVariableW
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
VirtualAlloc
WideCharToMultiByte
WriteConsoleW
WriteFile
lstrcmpW
lstrlenW
user32
LoadStringW
ShowWindow
Sections
.text Size: 239KB - Virtual size: 238KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 36KB - Virtual size: 36KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.00cfg Size: 512B - Virtual size: 8B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 424B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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gfcscamx.xf
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jndtnuycnvd.r