Static task
static1
Behavioral task
behavioral1
Sample
2024-04-05_cc8c307f727c2c4c6c50f9425e34fd3e_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-05_cc8c307f727c2c4c6c50f9425e34fd3e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-05_cc8c307f727c2c4c6c50f9425e34fd3e_cryptolocker
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Size
57KB
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MD5
cc8c307f727c2c4c6c50f9425e34fd3e
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SHA1
02e37e10f5d45ecba24b601a7292cac5fdef0968
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SHA256
6d302b319668e9a880cc8ebc35ce92b4204e643c24085f7b6b65e553f8202671
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SHA512
f79c1b775f10aa7d0f4fe111f975b9f61e8724666092b1d9f7b4e9eb738ea53cdc7e2e5f4608f608f4015b3a46f3475894c50e67642492e5cdf0bae864e15d8a
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SSDEEP
1536:X6QFElP6n+gJBMOtEvwDpjBtE1yILJ0V5V:X6a+BOtEvwDpjBOA
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-05_cc8c307f727c2c4c6c50f9425e34fd3e_cryptolocker
Files
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2024-04-05_cc8c307f727c2c4c6c50f9425e34fd3e_cryptolocker.exe windows:5 windows x86 arch:x86
7ba3aa8366ce167c7a77ebd6e6fea8e5
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
PostQuitMessage
GetMessageA
UpdateWindow
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
ShowWindow
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FormatMessageA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetACP
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
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