Static task
static1
Behavioral task
behavioral1
Sample
2024-06-30_dec7abf239afe307d2757ddbf692106e_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-06-30_dec7abf239afe307d2757ddbf692106e_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-30_dec7abf239afe307d2757ddbf692106e_cryptolocker
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Size
46KB
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MD5
dec7abf239afe307d2757ddbf692106e
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SHA1
aa771ccdf7cae0b6002a2b801ecc02ad94d310cd
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SHA256
4bcecd9a90a36cef07a32253b40a1916bacda54188b37c7b1fbf459e83bcfc65
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SHA512
b89d9912cd4713e07f807b62303fca3632acadf0c8f4bd637ccfe759db1e795adea847231ae620814db44e0fde77829d255a2c3c7920d9f03cff34c53e27acc7
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SSDEEP
384:bm74uGLLQRcsdeQ72ngEr4K7YmE8jb0nrlwfjDUadQC8JJ:bm74zYcgT/EkM0ryfjPdQZJJ
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 2024-06-30_dec7abf239afe307d2757ddbf692106e_cryptolocker
Files
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2024-06-30_dec7abf239afe307d2757ddbf692106e_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
.htext Size: 16KB - Virtual size: 16KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE