Static task
static1
Behavioral task
behavioral1
Sample
2024-05-21_fcf13a64d77f3e32c6b133a03c6e9dfd_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-21_fcf13a64d77f3e32c6b133a03c6e9dfd_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-21_fcf13a64d77f3e32c6b133a03c6e9dfd_cryptolocker
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Size
42KB
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MD5
fcf13a64d77f3e32c6b133a03c6e9dfd
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SHA1
d34bde97f5b5d42735ff216d0ad4f714354a1aaf
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SHA256
1e695056cf51fdb531106669b80af6dc19286dce98f8378c79a16facaf9a4a5f
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SHA512
749055df9956f8c0797db4b395ed69b48a34c5dfc13e3ba549d62f791aa6f4a5182767583c5fa689398706f32a7b963b0309ce5a1f7bf15f8dae6e30b554984d
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SSDEEP
768:bCDOw9UiaKHfjnD0S16avdrQFiLjJvtAqtH:bCDOw9aMDooc+vAqtH
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_rule2 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2024-05-21_fcf13a64d77f3e32c6b133a03c6e9dfd_cryptolocker
Files
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2024-05-21_fcf13a64d77f3e32c6b133a03c6e9dfd_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