Static task
static1
Behavioral task
behavioral1
Sample
2024-01-19_b4312bbfe385c8d64fdf17764e1fa233_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-19_b4312bbfe385c8d64fdf17764e1fa233_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-19_b4312bbfe385c8d64fdf17764e1fa233_cryptolocker
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Size
61KB
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MD5
b4312bbfe385c8d64fdf17764e1fa233
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SHA1
2f7b0b239e7986db774f62161eb518e650f8a4e8
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SHA256
567a17ae21c2444c2d3516debf0154b222c946204849d2fe37f3edff77d86782
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SHA512
926edc973235f5c5c87300432c5acf2ac59e27b698b14ab0d5de07d4c972601df58cece9982ed3210d40e2c8abb7b9366acc550e3bf1dc1f45303b3feb6cc655
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SSDEEP
1536:X6QFElP6n+gJQMOtEvwDpjBccD2RuoNmuBLZ/xEdp:X6a+SOtEvwDpjBrOq
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 2024-01-19_b4312bbfe385c8d64fdf17764e1fa233_cryptolocker
Files
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2024-01-19_b4312bbfe385c8d64fdf17764e1fa233_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