Static task
static1
Behavioral task
behavioral1
Sample
2024-04-30_872fdab31d307922be6aadd9c94325b1_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-30_872fdab31d307922be6aadd9c94325b1_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-04-30_872fdab31d307922be6aadd9c94325b1_cryptolocker
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Size
35KB
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MD5
872fdab31d307922be6aadd9c94325b1
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SHA1
b17443acb11abf1703059a79aac840fb7fe16dba
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SHA256
f0222b3bd4a50169c117e79c3b19aab9f103caca1f9ff14ae185af95598dfa05
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SHA512
945669b6f7fcfc237616d67dd06cee2267ca1bab47ecfe8b8c282a58b60f1e1fb86e8f124f46d876eff3751090cf18d4198f239f2b5916a9ecd85cc8634201a1
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SSDEEP
384:btBYQg/WIEhUCSNyepEjYnDOAlzVol6U/zzo+tkq4l8tFFxE2B0qEKo:btB9g/WItCSsAGjX7r3BTzo
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 2024-04-30_872fdab31d307922be6aadd9c94325b1_cryptolocker
Files
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2024-04-30_872fdab31d307922be6aadd9c94325b1_cryptolocker.exe windows:5 windows x86 arch:x86
a2bfa209044e11b72a41f731968fdff2
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
BeginPaint
DispatchMessageA
DrawTextA
EndPaint
TranslateMessage
PostQuitMessage
ShowWindow
UpdateWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
LoadCursorA
SetWindowPos
GetWindowRect
GetMessageA
DialogBoxParamA
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcessId
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