Static task
static1
Behavioral task
behavioral1
Sample
2024-02-18_442a91cc4ac5b1725a1a0e0291433782_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_442a91cc4ac5b1725a1a0e0291433782_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_442a91cc4ac5b1725a1a0e0291433782_cryptolocker
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Size
40KB
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MD5
442a91cc4ac5b1725a1a0e0291433782
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SHA1
e59e872c8626a1d05ce6c332a68cfbe8d1f52f51
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SHA256
a67e8cf7312a3c7b2100b7278514c29d3f440bfc89e8025731204da8ad40c599
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SHA512
4f8083fa0de568792f6c1c1c2ff7641e7a63c4d2e1573f5b0a51f790c9442af9870ac1814b971acf0ab18bf0b19c25a6a67009cd470b4cf68dcc6c60660ae2a2
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SSDEEP
768:bgX4zYcgTEu6QOaryfjqDDw3sCu5b+rc5vrBjn9:bgGYcA/53GADw8Clrcn9
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 2024-02-18_442a91cc4ac5b1725a1a0e0291433782_cryptolocker
Files
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2024-02-18_442a91cc4ac5b1725a1a0e0291433782_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