Static task
static1
Behavioral task
behavioral1
Sample
2024-05-11_337fe7bd3dd0a3dfe8e6b0f79d2120c4_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-11_337fe7bd3dd0a3dfe8e6b0f79d2120c4_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-11_337fe7bd3dd0a3dfe8e6b0f79d2120c4_cryptolocker
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Size
44KB
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MD5
337fe7bd3dd0a3dfe8e6b0f79d2120c4
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SHA1
5b2fe137a1d8ae8657f8b638753c7bfe410d0445
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SHA256
cf3bd9b354c54c29142dd95145d551eb3dcf4963633b20e1a94eb7faa8dc6773
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SHA512
b7cec153f4cd54728c7e68c39975a95a6f18185f3f83d43ca94b5a1d2cd947b107cd08c0339f2a9b37b0d726baa38e8ea56accd7d2854dd566fed844729db2a2
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SSDEEP
384:bm74uGLLQRcsdeQ72ngEr4K7YmE8jo0nrlwfjDUIDR:bm74zYcgT/Ekn0ryfjvR
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 2024-05-11_337fe7bd3dd0a3dfe8e6b0f79d2120c4_cryptolocker
Files
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2024-05-11_337fe7bd3dd0a3dfe8e6b0f79d2120c4_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