Static task
static1
Behavioral task
behavioral1
Sample
2024-03-05_c9b89da445d4b167d9c77d6fbe658497_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-05_c9b89da445d4b167d9c77d6fbe658497_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-05_c9b89da445d4b167d9c77d6fbe658497_cryptolocker
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Size
47KB
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MD5
c9b89da445d4b167d9c77d6fbe658497
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SHA1
3f755e5d47c9f3ff3120f1491c5ba35b53c3a35d
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SHA256
9cc9752f7d9758b7a3e2b3849c0b7a671583eb05853a3dbc8fde5747087a8425
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SHA512
3eb6b4ded9c966c2bb052c1eb5cd849c67f0adb47a128c4a0e387eb4118371c9337b03a46c4ab248b44ef08058b33dd79576efe54632955248084195c228dcbc
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SSDEEP
768:bgX4zYcgTEu6QOaryfjqDlC6JFbK37Yl6ddc0:bgGYcA/53GAA6y37Q6ddX
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_c9b89da445d4b167d9c77d6fbe658497_cryptolocker
Files
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2024-03-05_c9b89da445d4b167d9c77d6fbe658497_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