testfile[.]vir

Resubmissions

11-07-2023 09:24

230711-lc9zgaga52 7

10-07-2023 14:46

230710-r5d1dsbc92 7

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General

Target

testfile.vir
Size

81.0MB
MD5

287a950b38c3e48e84553ca80cd0aba1
SHA1

c1f8f40fc2fbd43897931fb029cf2de81c9048f0
SHA256

85ab31c1d2cf82b72a279ad7ba5b24dac3eadcd91af9ee9e677dbe188cd9f801
SHA512

ad3331752540718b77899ca7d1bb842895302bbc22d84fd238f92314e51844de34de3d43f97935019356498f16d15777a80f0de0074b784ffb8ac5a71b45744e
SSDEEP

1572864:dqEUklqnfnDyj2EWTxFRcnUa5/8+G0dsFfZwoss6ei:kEUk+fDKWTxncnl5tsFfZwostV

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs
Checks for missing Authenticode signature.

Processes:

resource

testfile.vir

resource
testfile.vir

Files

testfile.vir
.exe windows x86

3786a4cf8bfee8b4821db03449141df4

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

oleaut32

VariantClear
SysAllocString

user32

SendMessageA
SetTimer
DialogBoxParamW
DialogBoxParamA
SetWindowLongA
GetWindowLongA
SetWindowTextW
LoadIconA
LoadStringW
LoadStringA
CharUpperW
CharUpperA
DestroyWindow
EndDialog
PostMessageA
ShowWindow
MessageBoxW
GetDlgItem
KillTimer
SetWindowTextA

shell32

ShellExecuteExA

kernel32

GetStringTypeW
GetStringTypeA
LCMapStringW
LCMapStringA
InterlockedIncrement
InterlockedDecrement
GetProcAddress
GetOEMCP
GetACP
GetCPInfo
IsBadCodePtr
IsBadReadPtr
GetFileType
SetHandleCount
GetEnvironmentStringsW
GetEnvironmentStrings
FreeEnvironmentStringsW
FreeEnvironmentStringsA
UnhandledExceptionFilter
HeapSize
GetCurrentProcess
TerminateProcess
IsBadWritePtr
HeapCreate
HeapDestroy
GetEnvironmentVariableA
SetUnhandledExceptionFilter
TlsAlloc
ExitProcess
GetVersion
GetCommandLineA
GetStartupInfoA
GetModuleHandleA
WaitForSingleObject
CloseHandle
CreateProcessA
SetCurrentDirectoryA
GetCommandLineW
GetVersionExA
LeaveCriticalSection
EnterCriticalSection
DeleteCriticalSection
MultiByteToWideChar
WideCharToMultiByte
GetLastError
LoadLibraryA
AreFileApisANSI
GetModuleFileNameA
GetModuleFileNameW
LocalFree
FormatMessageA
FormatMessageW
GetWindowsDirectoryA
SetFileTime
CreateFileW
SetLastError
SetFileAttributesA
RemoveDirectoryA
SetFileAttributesW
RemoveDirectoryW
CreateDirectoryA
CreateDirectoryW
DeleteFileA
DeleteFileW
lstrlenA
GetFullPathNameA
GetFullPathNameW
GetCurrentDirectoryA
GetTempPathA
GetTempFileNameA
FindClose
FindFirstFileA
FindFirstFileW
FindNextFileA
CreateFileA
GetFileSize
SetFilePointer
ReadFile
WriteFile
SetEndOfFile
GetStdHandle
WaitForMultipleObjects
Sleep
VirtualAlloc
VirtualFree
CreateEventA
SetEvent
ResetEvent
InitializeCriticalSection
RtlUnwind
RaiseException
HeapAlloc
HeapFree
HeapReAlloc
CreateThread
GetCurrentThreadId
TlsSetValue
TlsGetValue
ExitThread

Sections

.text
Size: 102KB - Virtual size: 102KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 17KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 12KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.sxdata
Size: 512B - Virtual size: 4B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

3786a4cf8bfee8b4821db03449141df4

Headers

File Characteristics

Imports

oleaut32

user32

shell32

kernel32

Sections

.text Size: 102KB - Virtual size: 102KB

.rdata Size: 17KB - Virtual size: 17KB

.data Size: 12KB - Virtual size: 22KB

.sxdata Size: 512B - Virtual size: 4B

.rsrc Size: 3KB - Virtual size: 2KB

.text
Size: 102KB - Virtual size: 102KB

.rdata
Size: 17KB - Virtual size: 17KB

.data
Size: 12KB - Virtual size: 22KB

.sxdata
Size: 512B - Virtual size: 4B

.rsrc
Size: 3KB - Virtual size: 2KB