Static task
static1
Behavioral task
behavioral1
Sample
2024-02-01_21f342bd7b0bf39fd2bfc52f1ed28d68_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-01_21f342bd7b0bf39fd2bfc52f1ed28d68_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-01_21f342bd7b0bf39fd2bfc52f1ed28d68_cryptolocker
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Size
44KB
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MD5
21f342bd7b0bf39fd2bfc52f1ed28d68
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SHA1
fa6ae954e0be4c2fc958d9299d31c6d5c9d8d1d3
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SHA256
54a7e5619d91c47027b97a3cfdce0ed4d3ffdb9027cbf6c38850a8aec14be1df
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SHA512
b88a91936c42b1b083713a07757a5cdf9510f404fa680eb45ddca846b22a8baab55ca0412ce0e900d369c8f71ec0146d876238727ca5e19741dc929e2bf90e9d
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SSDEEP
768:btB9g/WItCSsAGjX7r3BPOMHoc/QQJP5k90:btB9g/xtCSKfxLIc/H
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 2024-02-01_21f342bd7b0bf39fd2bfc52f1ed28d68_cryptolocker
Files
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2024-02-01_21f342bd7b0bf39fd2bfc52f1ed28d68_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