Static task
static1
Behavioral task
behavioral1
Sample
2024-01-24_c862ffbf52eda798ee7183ebe8eaefb2_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_c862ffbf52eda798ee7183ebe8eaefb2_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-24_c862ffbf52eda798ee7183ebe8eaefb2_cryptolocker
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Size
33KB
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MD5
c862ffbf52eda798ee7183ebe8eaefb2
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SHA1
a5580c90f7d2faafba7a5fc9e31795dba5d9954f
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SHA256
f82b1dbc845faf495b58cdbff5752117a5a6bdd1b36dc7ecb250ddab61bb26e8
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SHA512
fa7925e6c555bcf5185986769405144be701714d51e89f263b43dcbf85acffb23a1380fd64978f11c72ac3102de59d8847604695e6eafe009c2e34980daeef1c
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SSDEEP
384:bA74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUgIunIVpeNs23mAA6e:bA74zYcgT/Ekd0ryfjPIunqpeNswmP
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-24_c862ffbf52eda798ee7183ebe8eaefb2_cryptolocker
Files
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2024-01-24_c862ffbf52eda798ee7183ebe8eaefb2_cryptolocker.exe windows:5 windows x86 arch: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