Static task
static1
Behavioral task
behavioral1
Sample
2024-01-18_8d4caf4b66daa651453fff3def358fa6_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_8d4caf4b66daa651453fff3def358fa6_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_8d4caf4b66daa651453fff3def358fa6_cryptolocker
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Size
45KB
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MD5
8d4caf4b66daa651453fff3def358fa6
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SHA1
fe355129ea230f46e82ab197f07488bf68090554
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SHA256
c0f68b2ef1b5e3f67b41e86db52d847f10793d9851047cf2d0047d50087d9fb2
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SHA512
4dd3f7d53a40fc20fcf60ebb7ebf5b2ecd2e6f8d1c6b87f7cf45b713dece4a2ed1b7770d6be2ed57b9e7cb628a7a95c3b56c6d865115812329a81b419b14cc6f
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SSDEEP
768:bgX4zYcgTEu6QOaryfjqDlC6JFbK37Yl6dSD:bgGYcA/53GAA6y37Q6d2
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 2024-01-18_8d4caf4b66daa651453fff3def358fa6_cryptolocker
Files
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2024-01-18_8d4caf4b66daa651453fff3def358fa6_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