Static task
static1
Behavioral task
behavioral1
Sample
20f5b916d53aadc388d0d067a0fd01db_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
20f5b916d53aadc388d0d067a0fd01db_JC.exe
Resource
win10v2004-20230915-en
General
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Target
20f5b916d53aadc388d0d067a0fd01db_JC.exe
-
Size
265KB
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MD5
20f5b916d53aadc388d0d067a0fd01db
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SHA1
06793187c151b4f243cf95eb659e899952b33f25
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SHA256
1a775087af93d33d13f137f41cb9003da4d4aa8a2bb56929efc90df3e21240b6
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SHA512
85b48dd58fa2f053b55e6faf76dd8753b58ba4bafbf497170ecd649458ec6090968f4562453f64b59fe0f6c26f78fe68f1bedb6d354b45e6bb29d35e66703952
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SSDEEP
6144:E/NIOe35TslF84U6moEx6pVYgTS/QiFs2QidpqDcSzjb:pOeYXU7ufiq1zj
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 20f5b916d53aadc388d0d067a0fd01db_JC.exe
Files
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20f5b916d53aadc388d0d067a0fd01db_JC.exe.exe windows:1 windows x86
26babd76bbb7f9c516a338b0601b4c9f
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
wsock32
WSAGetLastError
WSAStartup
__WSAFDIsSet
accept
bind
closesocket
connect
gethostbyname
htonl
htons
inet_addr
ioctlsocket
listen
recv
select
send
socket
ole32
CoCreateInstance
CLSIDFromString
CoTaskMemFree
CoInitialize
CoUninitialize
oleaut32
SysAllocString
wininet
DeleteUrlCacheEntry
FindFirstUrlCacheEntryA
FindNextUrlCacheEntryA
kernel32
ExitProcess
ExitThread
ExpandEnvironmentStringsA
FileTimeToLocalFileTime
FileTimeToSystemTime
FindClose
FindFirstFileA
FindNextFileA
FreeLibrary
GetCommandLineA
GetCurrentProcessId
GetCurrentThreadId
GetExitCodeProcess
GetExitCodeThread
GetFileAttributesA
GetFileSize
GetFileTime
GetLocalTime
GetModuleFileNameA
GetModuleHandleA
CloseHandle
GetProcAddress
GetSystemDirectoryA
GetTempPathA
GetTickCount
GetTimeZoneInformation
GetVersion
GetVersionExA
GetWindowsDirectoryA
GlobalMemoryStatus
CopyFileA
InterlockedIncrement
IsBadReadPtr
IsBadWritePtr
LoadLibraryA
CreateDirectoryA
LocalAlloc
LocalFree
OpenFile
OpenMutexA
OpenProcess
PeekNamedPipe
CreateFileA
ReadFile
RemoveDirectoryA
RtlUnwind
SetFileAttributesA
SetFilePointer
CreateMutexA
Sleep
TerminateProcess
TerminateThread
CreatePipe
VirtualQuery
CreateProcessA
WaitForSingleObject
WideCharToMultiByte
WinExec
WriteFile
lstrlenA
lstrlenW
CreateThread
DeleteFileA
user32
GetWindowTextA
GetWindowRect
FindWindowA
GetWindow
IsWindowVisible
GetClassNameA
GetForegroundWindow
LoadCursorA
SetTimer
KillTimer
RegisterClassA
GetMessageA
CreateDesktopA
SetThreadDesktop
GetThreadDesktop
TranslateMessage
DispatchMessageA
SendMessageA
CharUpperBuffA
OemToCharA
PostQuitMessage
ShowWindow
CreateWindowExA
DestroyWindow
DefWindowProcA
gdi32
GetStockObject
DeleteObject
advapi32
RegCreateKeyExA
RegCloseKey
RegOpenKeyExA
RegQueryValueExA
RegSetValueExA
GetSecurityInfo
SetSecurityInfo
SetEntriesInAclA
crtdll
_itoa
__GetMainArgs
_sleep
_strcmpi
_stricmp
atoi
exit
memcpy
memset
raise
rand
signal
sprintf
srand
sscanf
strcat
strchr
strncmp
Sections
.text Size: 51KB - Virtual size: 51KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: - Virtual size: 122KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 13KB - Virtual size: 13KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.flh Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ