Static task
static1
Behavioral task
behavioral1
Sample
2024-06-01_331f6a472cc7589bb6f2bd22b18d0900_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-01_331f6a472cc7589bb6f2bd22b18d0900_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-01_331f6a472cc7589bb6f2bd22b18d0900_cryptolocker
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Size
38KB
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MD5
331f6a472cc7589bb6f2bd22b18d0900
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SHA1
b17249dda9fc0cf28fba8407dfeb4a61eb639b66
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SHA256
061c7368f66b48c6a3a949c5c4c45173e59c36627836ab8eacf421a8a55e2c11
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SHA512
a884a7cc83ffa6ee5fc908e61efbd1da87d534be4fc523a7f273d92b3b0835ddc8a56c5542933aa2c934a8b0c7c408c3336de1ca60a938c47e84fb7bfc363ed4
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SSDEEP
768:b7o/2n1TCraU6GD1a4Xt9bRU6zA6o36mhm:bc/y2lLRU6zA6qM
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 2024-06-01_331f6a472cc7589bb6f2bd22b18d0900_cryptolocker
Files
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2024-06-01_331f6a472cc7589bb6f2bd22b18d0900_cryptolocker.exe windows:5 windows x86 arch:x86
78f4abb8610ca1c22ad9f81ecfabcc3c
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
TranslateMessage
BeginPaint
DispatchMessageA
DrawTextA
CreateWindowExA
GetMessageA
PostQuitMessage
ShowWindow
UpdateWindow
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
LoadCursorA
SetWindowPos
GetWindowRect
EndPaint
DialogBoxParamA
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcess
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 10KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ