Static task
static1
Behavioral task
behavioral1
Sample
joom.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
joom.exe
Resource
win10v2004-20240709-en
General
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Target
joom.exe
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Size
244KB
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MD5
ccba0064d8fb013b5ba0d8738afa7d77
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SHA1
4646e6739bd8d39e822f12e55b3c288623898fd4
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SHA256
e029649c27b530cde29120d4efbef76d537ead6617fa0c05f11211e5bd234562
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SHA512
d8425c57225f34caa4a5d12525c4fd6bdfa81370cb362ba1923bdad5627ac9864e90c7920d9afb0fa41dd1bf360083f58d00cb4f1a7e18bdd58ac53977c68cf5
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SSDEEP
3072:rX/ktJ6usP0xYznvePVoaXxTnaUikbhHB6vjRQD/PXUyOfwlxms:j/wJ6us/v4VhpaUbRB61QLvUnKU
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource joom.exe
Files
-
joom.exe.exe windows:5 windows x86 arch:x86
48a86012d27db541917f7a3f6035f5ed
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
SetEndOfFile
LocalCompact
SetEnvironmentVariableW
GetModuleHandleW
GetTickCount
CreateNamedPipeW
GetProcessHeap
GetConsoleAliasesA
EnumResourceTypesA
GetConsoleCP
GlobalAlloc
SetFileShortNameW
LoadLibraryW
IsProcessInJob
FatalAppExitW
AssignProcessToJobObject
IsBadCodePtr
ReplaceFileW
GetModuleFileNameW
GetSystemDirectoryA
GlobalUnlock
CreateJobObjectA
WriteConsoleInputW
GetProcAddress
VerLanguageNameW
LoadLibraryA
SetConsoleCtrlHandler
AddAtomW
HeapWalk
GetOEMCP
EnumDateFormatsA
GetModuleHandleA
EnumResourceNamesA
GetFileTime
PeekConsoleInputA
SetProcessShutdownParameters
GetDiskFreeSpaceExA
LCMapStringW
CreateFileW
HeapSize
FlushFileBuffers
FindVolumeClose
GetLastError
CreateFileA
HeapReAlloc
GetStringTypeW
HeapFree
GetCommandLineW
HeapSetInformation
GetStartupInfoW
DecodePointer
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
EncodePointer
TerminateProcess
GetCurrentProcess
HeapAlloc
HeapCreate
EnterCriticalSection
LeaveCriticalSection
SetHandleCount
GetStdHandle
InitializeCriticalSectionAndSpinCount
GetFileType
DeleteCriticalSection
MultiByteToWideChar
ReadFile
ExitProcess
SetFilePointer
WriteFile
FreeEnvironmentStringsW
GetEnvironmentStringsW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
InterlockedIncrement
SetLastError
GetCurrentThreadId
InterlockedDecrement
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
WideCharToMultiByte
GetConsoleMode
GetCPInfo
GetACP
IsValidCodePage
Sleep
RtlUnwind
SetStdHandle
IsProcessorFeaturePresent
WriteConsoleW
CloseHandle
user32
SetCaretPos
CharUpperBuffW
GetMessageExtraInfo
GetMenu
DrawStateW
GetSysColorBrush
gdi32
GetCharWidthI
GetCharABCWidthsI
winhttp
WinHttpOpen
Sections
.text Size: 134KB - Virtual size: 134KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 55KB - Virtual size: 32.1MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.wiz Size: 1024B - Virtual size: 723B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.linutuf Size: 1024B - Virtual size: 1024B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 39KB - Virtual size: 38KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ