Behavioral task
behavioral1
Sample
b45cc6e466c6f31b8ba2a01a3d61dca0.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
b45cc6e466c6f31b8ba2a01a3d61dca0.exe
Resource
win10v2004-20231023-en
General
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Target
b45cc6e466c6f31b8ba2a01a3d61dca0.exe
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Size
1.2MB
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MD5
b45cc6e466c6f31b8ba2a01a3d61dca0
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SHA1
d95afec3741252759173a9a8f7d18acc5f6e43e9
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SHA256
066110dd29ac9db7348ab1bd1ee1836de693091f455abd6c7d21d8cd51820627
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SHA512
c8f3f2d4e8faf82739cd67b4cdb880ee9adbd103365bed64a986051fdc57ef794dfaa4513ef33780944b0dd4078c8500268355768d850839c46845856bbf3b8a
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SSDEEP
24576:ZrFMtLpwbtLpwlZua9ob7ko+lCKuRrFMtLpwbtLpwl:gtL2tLid9ob7ko+4Ku4tL2tL6
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b45cc6e466c6f31b8ba2a01a3d61dca0.exe
Files
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b45cc6e466c6f31b8ba2a01a3d61dca0.exe.exe windows:4 windows x86 arch:x86
9973fdd4b86d866b3faa39fa66cf7e0a
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Imports
kernel32
WriteFile
ReadFile
GetWindowsDirectoryA
GetLastError
FindNextFileA
FindFirstFileA
FindClose
FileTimeToLocalFileTime
FileTimeToDosDateTime
ExitProcess
DeleteFileA
CreateMutexA
CreateFileA
CopyFileA
CloseHandle
GetCurrentThreadId
GetLastError
ExitProcess
WriteFile
UnhandledExceptionFilter
SetFilePointer
SetEndOfFile
RtlUnwind
ReadFile
RaiseException
GetStdHandle
GetFileSize
GetFileType
CreateFileA
CloseHandle
GetCommandLineA
TlsSetValue
TlsGetValue
LocalAlloc
GetModuleHandleA
GetModuleFileNameA
FreeLibrary
HeapFree
HeapReAlloc
HeapAlloc
GetProcessHeap
advapi32
RegSetValueExA
RegQueryValueExA
RegOpenKeyExA
RegFlushKey
RegCreateKeyExA
RegCloseKey
user32
CharNextA
Sections
.text Size: 40KB - Virtual size: 40KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.text Size: 72KB - Virtual size: 72KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE