Static task
static1
Behavioral task
behavioral1
Sample
2024-02-03_4a1f4ab507e453d3aada416a9efc978e_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_4a1f4ab507e453d3aada416a9efc978e_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-03_4a1f4ab507e453d3aada416a9efc978e_cryptolocker
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Size
43KB
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MD5
4a1f4ab507e453d3aada416a9efc978e
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SHA1
fd68dae75689012e30bc1093105c6bf98029f287
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SHA256
cc2b2ffad4b6207710c78d457ae0eb4116494a4d2b141d4f3c31d378e90ef36c
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SHA512
5b0a0822155cbc8ea1f9d729292c93abc8021d38a2d1529639ec18883a0fcd823ede79af5cbe04bf5872d2cf07e1f8e63bed13ef892c6e785f14894ac3d00184
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SSDEEP
768:b7o/2n1TCraU6GD1a4X0WcO+wMVm+slAMRqmz4kmmb3:bc/y2lkF0+BjjIb3
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 2024-02-03_4a1f4ab507e453d3aada416a9efc978e_cryptolocker
Files
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2024-02-03_4a1f4ab507e453d3aada416a9efc978e_cryptolocker.exe windows:5 windows x86 arch:x86
78f4abb8610ca1c22ad9f81ecfabcc3c
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
TranslateMessage
BeginPaint
DispatchMessageA
DrawTextA
CreateWindowExA
GetMessageA
PostQuitMessage
ShowWindow
UpdateWindow
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
LoadCursorA
SetWindowPos
GetWindowRect
EndPaint
DialogBoxParamA
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
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