Static task
static1
Behavioral task
behavioral1
Sample
2024-05-22_e1aac8e5e61291c1ad1cd10b26c93fcc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-22_e1aac8e5e61291c1ad1cd10b26c93fcc_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-22_e1aac8e5e61291c1ad1cd10b26c93fcc_cryptolocker
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Size
390KB
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MD5
e1aac8e5e61291c1ad1cd10b26c93fcc
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SHA1
75eb94f958c6b158a60d1733e8b8cc905be7da42
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SHA256
6e0b619650bcab00624ec0f7511c5290359a13263afc0ed501d0ad328bc3ed69
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SHA512
7f428833035431bac2dd11cc0496b1bd55342f515711255e34773a8775b69b4640fe6d3cd165168b36e4f7adfe6f5faa76764c982fccf228966da139cc7daac7
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SSDEEP
6144:nnOsaQgAOjvrZFODJjBz3j1jTqQy6v2GGnugOtihzXR0:nnOflT/ZFIjBz3xjTxynGUOUhXR0
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 2024-05-22_e1aac8e5e61291c1ad1cd10b26c93fcc_cryptolocker
Files
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2024-05-22_e1aac8e5e61291c1ad1cd10b26c93fcc_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