Static task
static1
Behavioral task
behavioral1
Sample
2024-05-10_a7a3107a61fbe6b460c5e2a28b48f227_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-10_a7a3107a61fbe6b460c5e2a28b48f227_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-10_a7a3107a61fbe6b460c5e2a28b48f227_cryptolocker
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Size
43KB
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MD5
a7a3107a61fbe6b460c5e2a28b48f227
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SHA1
e50b9b0066d6e13ef9e126585b58f717fd40554d
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SHA256
fbf3fb3664f0c08a1838c9858cb25be3a7dffc13038faf72d54550ca05edaf5c
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SHA512
6dba0e1d771717f2a8462433b4b15963cb3be453cc2f3e36b6d67a14b0b0ea8ae9fbb988f719a09b1a1bde9788f22d8d0801bcdcadfa3f01fe9d65cc0e925bc4
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SSDEEP
768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAgO:b/pYayGig5HjS3NPAgO
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 2024-05-10_a7a3107a61fbe6b460c5e2a28b48f227_cryptolocker
Files
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2024-05-10_a7a3107a61fbe6b460c5e2a28b48f227_cryptolocker.exe windows:5 windows x86 arch:x86
ad86a1414a0514f4c041167365378f70
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
EndPaint
GetMessageA
DrawTextA
ShowWindow
UpdateWindow
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
LoadCursorA
PostQuitMessage
SetWindowPos
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 10KB
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: 512B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 10KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ