Static task
static1
Behavioral task
behavioral1
Sample
2024-04-26_8a0087f7c4fd32e0e5c88e7e762d3169_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-26_8a0087f7c4fd32e0e5c88e7e762d3169_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-26_8a0087f7c4fd32e0e5c88e7e762d3169_cryptolocker
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Size
30KB
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MD5
8a0087f7c4fd32e0e5c88e7e762d3169
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SHA1
ffca51408fe675aeb2c5c554c62b6bf16bd280bd
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SHA256
eb41022a4be89aa11a4f5fc30245b6870f8afbce3bef9e5443229ad8119feed8
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SHA512
0db1929148d20e3e8fa091b5a8a1cc1b23ba44c3f73e9d57b7f4980d05e64fa1f91aa101c2865e4b0a3721276f9ba166d4c8e8628d7e297484be7c79aa5eb2bd
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SSDEEP
384:bG74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUGTGi:bG74zYcgT/Ekd0ryfjP
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 2024-04-26_8a0087f7c4fd32e0e5c88e7e762d3169_cryptolocker
Files
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2024-04-26_8a0087f7c4fd32e0e5c88e7e762d3169_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
.htext Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE