Static task
static1
Behavioral task
behavioral1
Sample
2024-02-12_90a967baac289fe5a0872fc02f367522_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_90a967baac289fe5a0872fc02f367522_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-12_90a967baac289fe5a0872fc02f367522_cryptolocker
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Size
41KB
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MD5
90a967baac289fe5a0872fc02f367522
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SHA1
5ff8ac8eb04aba71e39d3862305588f4864f522c
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SHA256
55398f2ab0d513d6d30f6f4116e974a48ba03a6464fb1f51923821efda59e1b5
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SHA512
3608a47f2b9483f4cda1716ec4e2378a3622ebcbc345f59391a63538847a88498da4478be7dfed6ae375befbdf40498fba6effcb348d452bb478137f6496c4fa
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SSDEEP
768:b7o/2n1TCraU6GD1a4X0WcO+wMVm+slAMphwW:bc/y2lkF0+Be1
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 2024-02-12_90a967baac289fe5a0872fc02f367522_cryptolocker
Files
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2024-02-12_90a967baac289fe5a0872fc02f367522_cryptolocker.exe windows:5 windows x86 arch:x86
78f4abb8610ca1c22ad9f81ecfabcc3c
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
TranslateMessage
BeginPaint
DispatchMessageA
DrawTextA
CreateWindowExA
GetMessageA
PostQuitMessage
ShowWindow
UpdateWindow
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
LoadCursorA
SetWindowPos
GetWindowRect
EndPaint
DialogBoxParamA
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcess
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 10KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ