Static task
static1
Behavioral task
behavioral1
Sample
2024-02-28_403c71465ac78d8fcf349320b10198db_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_403c71465ac78d8fcf349320b10198db_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_403c71465ac78d8fcf349320b10198db_cryptolocker
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Size
36KB
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MD5
403c71465ac78d8fcf349320b10198db
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SHA1
73f083307d3c2706f92e2770ea25c1ac07276b6f
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SHA256
0e1df666d5e66398766313e0a9f4f9272e814bdc32172741aa46f9880d4fa325
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SHA512
c9aaee27794746ad71bb8125710921253a5579adb03ff81167cd9ad83bf694a1159e46f38d0de1177bb1ad71da3827cbd9d582ab9f5d5ab7701bfe8c97461e2d
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SSDEEP
768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4/UkRYzMAZ+F:vj+jsMQMOtEvwDpj5HcSYP6
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 2024-02-28_403c71465ac78d8fcf349320b10198db_cryptolocker
Files
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2024-02-28_403c71465ac78d8fcf349320b10198db_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