Static task
static1
Behavioral task
behavioral1
Sample
2023-08-27_6a81f2663549125b67bcdcb0141dac60_cryptolocker_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
2023-08-27_6a81f2663549125b67bcdcb0141dac60_cryptolocker_JC.exe
Resource
win10v2004-20230915-en
General
-
Target
2023-08-27_6a81f2663549125b67bcdcb0141dac60_cryptolocker_JC.exe
-
Size
57KB
-
MD5
6a81f2663549125b67bcdcb0141dac60
-
SHA1
28dd68ed134b58982f510b1d2f5b56e760e69842
-
SHA256
2e912e676d6a9479b6e21756455ca805793a6f46e7f5651a805a762def1e9f07
-
SHA512
440d659df9cea7332ac9859f3c5bea9fc5fdba8acb0bc668ad141f8808e91778effb9b9d414057a40e9b8298910af704f36f2d1e05c606b2b04890cf4ffc9687
-
SSDEEP
1536:Tj+jsMQMOtEvwDpj5HmpJpOUHECgNMo0vp2EMTn:TCjsIOtEvwDpj5HE/OUHnSMs
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2023-08-27_6a81f2663549125b67bcdcb0141dac60_cryptolocker_JC.exe
Files
-
2023-08-27_6a81f2663549125b67bcdcb0141dac60_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
.idata Size: 14KB - Virtual size: 16KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE