Static task
static1
Behavioral task
behavioral1
Sample
2024-03-10_4a25936039e70182fa5f3e81c5e94dd0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-10_4a25936039e70182fa5f3e81c5e94dd0_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-10_4a25936039e70182fa5f3e81c5e94dd0_cryptolocker
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Size
44KB
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MD5
4a25936039e70182fa5f3e81c5e94dd0
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SHA1
47c31a7f72061c627725b91d7107f3c66e4b25cc
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SHA256
a7eec01a9515e8581c617e929b5d92dec63ed60535f26ca0b45db8564a9a7eda
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SHA512
69c61ac04af582b5cfbd4d9f628fed74cc2eb0374a91831f35bc5a0b24e06a47f092358843a4c36d57a992a6fce134146f741514c5f46015e89b18ddfa4196f9
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SSDEEP
768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4REL+cc66nkpb:vj+jsMQMOtEvwDpj5HW5Iib
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 2024-03-10_4a25936039e70182fa5f3e81c5e94dd0_cryptolocker
Files
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2024-03-10_4a25936039e70182fa5f3e81c5e94dd0_cryptolocker.exe windows:5 windows x86 arch:x86
5c55d83b58dbc1f7154223c32a893074
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
ShowWindow
PostQuitMessage
GetMessageA
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
UpdateWindow
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FormatMessageA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCPInfo
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: 542B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ