Static task
static1
Behavioral task
behavioral1
Sample
2024-01-29_b7479f57cff807b81281c9d24e3cffe0_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_b7479f57cff807b81281c9d24e3cffe0_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-29_b7479f57cff807b81281c9d24e3cffe0_cryptolocker
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Size
47KB
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MD5
b7479f57cff807b81281c9d24e3cffe0
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SHA1
9904d87cca1eadf0ac727592248e08dc14f47625
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SHA256
677efa1fd0af676f47d47465cfd1d92b4d36c3576e56307bc10cddeda7aa1240
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SHA512
379ce0fc91408fa9cef3ee2fc0b7f1833abcab925cbc50ccabd4a72f4c4dd3b5b25ae57ae246f8acfeb46b9b5722cb3088a5d900b37599d5cc8756adc4c0b867
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SSDEEP
768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4/Uth8igNrr42A7n0Fm6:vj+jsMQMOtEvwDpj5HczerLO046
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 2024-01-29_b7479f57cff807b81281c9d24e3cffe0_cryptolocker
Files
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2024-01-29_b7479f57cff807b81281c9d24e3cffe0_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