Static task
static1
Behavioral task
behavioral1
Sample
2024-04-05_345a71187b9cf8e36f9fabb2ccd8f267_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-05_345a71187b9cf8e36f9fabb2ccd8f267_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-05_345a71187b9cf8e36f9fabb2ccd8f267_cryptolocker
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Size
49KB
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MD5
345a71187b9cf8e36f9fabb2ccd8f267
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SHA1
348a19e6b0c598702571530f01b1b7c809abf451
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SHA256
0caadcbc1d635cc88162276158c3f1f5607dd620671a055d9dafa6a3215f500d
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SHA512
ee7f7146a792df1aba90901e34b2c32cf7f8de0c2518fed4c25570dce58eb91a2c0ea3fa95c18d9e682f3b441546d9cdfde8e815dd60fcf46d8893f4560d8af3
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SSDEEP
768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4/Uth8igNrr46xdUUuuMT9Hf0:vj+jsMQMOtEvwDpj5Hczer5ixuMZf0
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_345a71187b9cf8e36f9fabb2ccd8f267_cryptolocker
Files
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2024-04-05_345a71187b9cf8e36f9fabb2ccd8f267_cryptolocker.exe windows:5 windows x86 arch:x86
5c55d83b58dbc1f7154223c32a893074
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
ShowWindow
PostQuitMessage
GetMessageA
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
UpdateWindow
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FormatMessageA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCPInfo
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: 542B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ