Static task
static1
Behavioral task
behavioral1
Sample
2024-04-19_469d2ffa2d38d24a058cc3b47f4a291d_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-19_469d2ffa2d38d24a058cc3b47f4a291d_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-19_469d2ffa2d38d24a058cc3b47f4a291d_cryptolocker
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Size
389KB
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MD5
469d2ffa2d38d24a058cc3b47f4a291d
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SHA1
d90903c6f4d6793d550418fdb02c810fbc237d17
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SHA256
8e7686b9313b5dfc199e1613613ce66895eb3ddcbc6d5c98905513640ae58b6b
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SHA512
4ed0e56481774c2718e9289d6d46c4353ad38ae61d42e9445de192dd1bef3da3109717ebf9740beddec063681bda83d6b7bf0cdca74b4d05e8c9069c287af022
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SSDEEP
6144:nnOsaQgAOjvrZFODJjBz3j1jTqQy6v2GGnugOtihzXO:nnOflT/ZFIjBz3xjTxynGUOUhXO
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 2024-04-19_469d2ffa2d38d24a058cc3b47f4a291d_cryptolocker
Files
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2024-04-19_469d2ffa2d38d24a058cc3b47f4a291d_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
.ropf Size: 512B - Virtual size: 101B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ