Static task
static1
Behavioral task
behavioral1
Sample
2024-04-28_edfa89c3010ca09184be57f88d0d51da_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-04-28_edfa89c3010ca09184be57f88d0d51da_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-28_edfa89c3010ca09184be57f88d0d51da_cryptolocker
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Size
42KB
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MD5
edfa89c3010ca09184be57f88d0d51da
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SHA1
a7a33e23d9995af22518a388e4ba9bc8f29961a6
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SHA256
b2ad355f0f731a1bd2a879229d1d26c03692e8b8b9a9e4b1bd15489c03f20265
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SHA512
b682020cb3a085d80c761939cb01d990393fc9903fa25bcb2aa9a1bcb5922557a5770eb8820ebc917836faa29dbf9e410c0696c9d64f5586b197c1910d60d89a
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SSDEEP
768:bCDOw9UiaKHfjnD0S16avdrQFiLjJvtAHa:bCDOw9aMDooc+vA6
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 2024-04-28_edfa89c3010ca09184be57f88d0d51da_cryptolocker
Files
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2024-04-28_edfa89c3010ca09184be57f88d0d51da_cryptolocker.exe windows:5 windows x86 arch:x86
0bcae7989ef60f5550a7f5735f53a2aa
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
EndPaint
GetMessageA
DispatchMessageA
ShowWindow
UpdateWindow
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
PostQuitMessage
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA
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: 512B - Virtual size: 506B
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