Static task
static1
Behavioral task
behavioral1
Sample
flechettes28.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
flechettes28.exe
Resource
win10v2004-20240226-en
General
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Target
c5398e6d2a8eec8d2d51a5a12e5ce0cf
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Size
82KB
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MD5
c5398e6d2a8eec8d2d51a5a12e5ce0cf
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SHA1
769443015d68c5137f3f2b94c5ebdee35e92003c
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SHA256
f8ee7ba51bd1e1b460e276b73976a55794b3afce3911334b3f45d33a1321eddb
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SHA512
59ca122d6026abc11a28d1c1cc97ddb201d5071301ccfb7faea6b731f155810a9ff42a88e05ccde137ceddb1650027af047bc797f1d7801aa7cf38f7d49facdd
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SSDEEP
1536:tI1Ogtn5AjCoJ9QH8K3vRDx6SeSyREasX2mB/KDZ8zjbF18k3kNpHhDdf:k5nyx9Qc4vlx6yykB/Kt8zjhiBF
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/flechettes28.exe
Files
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c5398e6d2a8eec8d2d51a5a12e5ce0cf.zip
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flechettes28.exe.exe windows:4 windows x86 arch:x86
db516c9b7a25108e73aaa86667a3afd0
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
winmm
timeGetTime
PlaySoundA
kernel32
QueryPerformanceCounter
GetModuleHandleA
GetVersion
QueryPerformanceFrequency
LCMapStringW
GetProcAddress
LCMapStringA
GetStringTypeA
GetOEMCP
GetACP
LoadLibraryA
HeapReAlloc
GetCPInfo
WriteFile
RtlUnwind
VirtualAlloc
HeapCreate
HeapDestroy
VirtualFree
GetStdHandle
SetHandleCount
GetFileType
GetEnvironmentStrings
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsA
GetModuleFileNameA
FreeEnvironmentStringsW
GetCurrentProcess
TerminateProcess
UnhandledExceptionFilter
HeapFree
ExitProcess
MultiByteToWideChar
HeapAlloc
GetStringTypeW
GetStartupInfoA
GetCommandLineA
user32
SetCapture
GetParent
DestroyWindow
CreateWindowExA
GetKeyboardType
LoadIconA
GetSystemMetrics
MoveWindow
GetWindowLongA
EndDialog
LoadImageA
DialogBoxParamA
DefWindowProcA
SetWindowLongA
RegisterClassA
UpdateWindow
RegisterClassExA
EndPaint
GetDC
BeginPaint
SetForegroundWindow
EnableMenuItem
IsIconic
GetMessageA
GetDesktopWindow
PeekMessageA
LoadMenuA
TranslateMessage
DispatchMessageA
DestroyMenu
GetSubMenu
CheckMenuItem
FindWindowA
TrackPopupMenu
SendMessageA
SetWindowPos
GetWindowRect
InvalidateRect
ShowWindow
ReleaseCapture
SetWindowRgn
LoadCursorA
PostQuitMessage
gdi32
CreateCompatibleBitmap
DeleteObject
GetStockObject
DeleteDC
BitBlt
GetObjectA
CombineRgn
CreateEllipticRgn
CreateCompatibleDC
SelectObject
CreatePolygonRgn
Sections
.text Size: 28KB - Virtual size: 26KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 16KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 368KB - Virtual size: 366KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ