Static task
static1
Behavioral task
behavioral1
Sample
NEAS.2023-09-27_d4caca520f0950e09097b5acf1276693_cryptolocker_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.2023-09-27_d4caca520f0950e09097b5acf1276693_cryptolocker_JC.exe
Resource
win10v2004-20231023-en
General
-
Target
NEAS.2023-09-27_d4caca520f0950e09097b5acf1276693_cryptolocker_JC.exe
-
Size
65KB
-
MD5
d4caca520f0950e09097b5acf1276693
-
SHA1
1b1e307cc667877e3c9f6127d9d14bc1f574f72f
-
SHA256
57272bd1244ee49b1d3997ae7223b58806d9ac898f6d28d3fa7a30c342c5f9a6
-
SHA512
31951eab6ea7e58a44d8d5404113ce8e67abce4038d1d8d3b27a469f4d6a305b459ef90b740744311cd9accdea802813948e3fb6a5779e51574414e58897b4cf
-
SSDEEP
768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4ZPsED3VK2+ZtyOjgO4r9vFAg2rq2g1B/RC:vj+jsMQMOtEvwDpj5HZYTjipvF24q
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NEAS.2023-09-27_d4caca520f0950e09097b5acf1276693_cryptolocker_JC.exe
Files
-
NEAS.2023-09-27_d4caca520f0950e09097b5acf1276693_cryptolocker_JC.exe.exe windows:5 windows x86
5c55d83b58dbc1f7154223c32a893074
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
ShowWindow
PostQuitMessage
GetMessageA
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
UpdateWindow
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FormatMessageA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCPInfo
GetACP
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 542B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ