Static task
static1
Behavioral task
behavioral1
Sample
2024-03-10_e6a828bc76d0b3a0aadad43d9248e1e7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-10_e6a828bc76d0b3a0aadad43d9248e1e7_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-10_e6a828bc76d0b3a0aadad43d9248e1e7_cryptolocker
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Size
386KB
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MD5
e6a828bc76d0b3a0aadad43d9248e1e7
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SHA1
871eb28309f4f6dd4e104c4e3ce746ab285bdae6
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SHA256
5279207aa488271a958681c200d1f58a1e2f20e684482538f250e639714b3f7d
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SHA512
0f720a81a88b90b840d5e613dad6b13ffc381fe1bcfb43e9e5493cd9f8381c7dc0546e7bb2cf542eaa35b0a03b51d5c8c1fa136b91946b4c824f7f8106030fab
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SSDEEP
6144:nnOsaQgAOjvrZFODJjBz3j1jTqQy6v2GGnugOtihzX1:nnOflT/ZFIjBz3xjTxynGUOUhX1
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 2024-03-10_e6a828bc76d0b3a0aadad43d9248e1e7_cryptolocker
Files
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2024-03-10_e6a828bc76d0b3a0aadad43d9248e1e7_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