Static task
static1
Behavioral task
behavioral1
Sample
2024-03-05_f181577265c3b0572c986a4fd47c9ca8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-05_f181577265c3b0572c986a4fd47c9ca8_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-05_f181577265c3b0572c986a4fd47c9ca8_cryptolocker
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Size
35KB
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MD5
f181577265c3b0572c986a4fd47c9ca8
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SHA1
539d37ca767bb15aaa3674fdb8a7303717b6f3e2
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SHA256
ab2b20616bf5e6c3b6f1cae87897f42914c42680ce0a7f413774b51c77192cbc
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SHA512
bc7d702895df4691659dd8e324763799efe581909906e1da403b2ff1024b02eb4aad3c68af6ee2a90c3f9c161fdb2cf1a9ba76b01527d972b5baace24999300e
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SSDEEP
384:bA74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUgIunIVpeNs23mAA6lQ: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 2024-03-05_f181577265c3b0572c986a4fd47c9ca8_cryptolocker
Files
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2024-03-05_f181577265c3b0572c986a4fd47c9ca8_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