Static task
static1
Behavioral task
behavioral1
Sample
2024-04-23_2dfeda66c7f7c5f1a71749e138ce2738_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-23_2dfeda66c7f7c5f1a71749e138ce2738_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-23_2dfeda66c7f7c5f1a71749e138ce2738_cryptolocker
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Size
42KB
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MD5
2dfeda66c7f7c5f1a71749e138ce2738
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SHA1
19583fcee3fb6c77a4c0509937e60e0c0a9d7b4d
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SHA256
a0ec3e64b14beab3a5a884ee28245ddfc13f1c2885a7e722cb3cdca58fe04dbc
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SHA512
5734f9aa05c61816356f4423c1b7f0ea1c994c87d2bd905d5cfc20381c5f25d2b4234779e16de197ca85881c6f8945de6e5f93d7e5f4a80ece6c835f8ce1accb
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SSDEEP
768:bCDOw9UiaKHfjnD0S16avdrQFiLjJvtAydU:bCDOw9aMDooc+vAyi
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 2024-04-23_2dfeda66c7f7c5f1a71749e138ce2738_cryptolocker
Files
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2024-04-23_2dfeda66c7f7c5f1a71749e138ce2738_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