Static task
static1
Behavioral task
behavioral1
Sample
2024-04-08_015a3f66b5b57968904503a93d6a0e79_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-08_015a3f66b5b57968904503a93d6a0e79_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-08_015a3f66b5b57968904503a93d6a0e79_cryptolocker
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Size
44KB
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MD5
015a3f66b5b57968904503a93d6a0e79
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SHA1
56a6bcc4d562640af92cac92e28e7b00ad9dc48a
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SHA256
b684fe650c180b687f195675a458cbf65ea804231140ed9c09bc9332b287f7d5
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SHA512
94fa6fe504d468c0570e883d369e5397a2bc282c5e51ca50ac67766d1866cf3babc6db7ba66603020cbf50c0aab2960fd94b8ccef55f077581b77a94ce55542d
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SSDEEP
768:bgX4zYcgTEu6QOaryfjqDDw3sCu5b+syQNAI:bgGYcA/53GADw8Cl/HI
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 2024-04-08_015a3f66b5b57968904503a93d6a0e79_cryptolocker
Files
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2024-04-08_015a3f66b5b57968904503a93d6a0e79_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