Static task
static1
Behavioral task
behavioral1
Sample
2023-08-25_4f58a8cbfe4960ec7174c6266c8a3c51_cryptolocker_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
2023-08-25_4f58a8cbfe4960ec7174c6266c8a3c51_cryptolocker_JC.exe
Resource
win10v2004-20230915-en
General
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Target
2023-08-25_4f58a8cbfe4960ec7174c6266c8a3c51_cryptolocker_JC.exe
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Size
39KB
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MD5
4f58a8cbfe4960ec7174c6266c8a3c51
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SHA1
c1dc6c044bcbecf47a75718cfe61a616ac3abe98
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SHA256
fb1419fd7c95e92d476cb3df55398aaf9bcfca395365dd8c834712cb7eee7d2e
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SHA512
0ff6b9effe3eadd467867ddfb9d4950316b34cc8c97f7b54e05b8c8b2302a13505578af560c1fc93d0fdf5175d3d9cf41c863a164e95becad890419fc2e9e29d
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SSDEEP
768:bgX4zYcgTEu6QOaryfjqDlC6JFbK37Yb1:bgGYcA/53GAA6y37U
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2023-08-25_4f58a8cbfe4960ec7174c6266c8a3c51_cryptolocker_JC.exe
Files
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2023-08-25_4f58a8cbfe4960ec7174c6266c8a3c51_cryptolocker_JC.exe.exe windows:5 windows x86
021d5e7849e90fdf4c65d3045c109483
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
UpdateWindow
LoadCursorA
ShowWindow
PostQuitMessage
GetMessageA
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
SetWindowPos
kernel32
GetCurrentThreadId
CreateFileA
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
GetFileSize
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcessId
GetCurrentProcess
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.ropf Size: 512B - Virtual size: 101B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ