Static task
static1
Behavioral task
behavioral1
Sample
2024-03-25_73deeb758712bcee61a0a2a35f22d5dc_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-03-25_73deeb758712bcee61a0a2a35f22d5dc_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-25_73deeb758712bcee61a0a2a35f22d5dc_cryptolocker
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Size
43KB
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MD5
73deeb758712bcee61a0a2a35f22d5dc
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SHA1
00094298306c072150ad492b4b6e2699522b1d2f
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SHA256
2ca1e41e5d860942d7fb9994bff2903a457f90bbcc244e145f01ca6d0248b58a
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SHA512
189c8c36d7e3ef5c8c279da70eba78b9d37eb6260cd167111a1a9159fc574221b883033de5dd43c66fc2cc8448c5c7810f910f021a00d33ec56391f15be7d8c7
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SSDEEP
768:bgX4zYcgTEu6QOaryfjqDDw3sCu5b+syQNl:bgGYcA/53GADw8Cl/4
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 2024-03-25_73deeb758712bcee61a0a2a35f22d5dc_cryptolocker
Files
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2024-03-25_73deeb758712bcee61a0a2a35f22d5dc_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