Static task
static1
Behavioral task
behavioral1
Sample
2024-03-15_21cf58af40488dc8baf9f1ed1cc9726f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-15_21cf58af40488dc8baf9f1ed1cc9726f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-15_21cf58af40488dc8baf9f1ed1cc9726f_cryptolocker
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Size
55KB
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MD5
21cf58af40488dc8baf9f1ed1cc9726f
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SHA1
1aa6fd1eba289839d8c6a2b6b938838cd468ccce
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SHA256
2df8c0ce80c20b6797be829b4f0f117cd74410e100687e316d601fe12f9ffa5b
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SHA512
5b83bdb0af57af0f0ac561fb00453aa3127c852993c9f43d9bf35e60adce97c174c3bb022a0a825a974bd422d0b1ea6c42548ccb7abee5b9e523c358bac3b20e
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SSDEEP
1536:X6QFElP6n+gJBMOtEvwDpjBtE1yILJ0wD:X6a+BOtEvwDpjBOv
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 2024-03-15_21cf58af40488dc8baf9f1ed1cc9726f_cryptolocker
Files
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2024-03-15_21cf58af40488dc8baf9f1ed1cc9726f_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