Static task
static1
Behavioral task
behavioral1
Sample
2024-02-23_1c50d964b6fdf1c73835e80b1ff08839_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_1c50d964b6fdf1c73835e80b1ff08839_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_1c50d964b6fdf1c73835e80b1ff08839_cryptolocker
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Size
89KB
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MD5
1c50d964b6fdf1c73835e80b1ff08839
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SHA1
670642ed8ce10b97957e20e6978520d1b03c2b2a
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SHA256
00f14e554db3e213a57d5fe3883bcd52ba8f6e582aebfec072689cd1f6179532
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SHA512
98a3a7fe934af9657d96746e2a9893db3d2656256b787e7b0f8c5d1bc191fd4ae60a29a4399eaec12708efc6d6fee6c08dea49e5a6eaf4496bf2d4bd1f9484e9
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SSDEEP
1536:vj+jsMQMOtEvwDpj5H8u8rBN6nqEZNi1OkQYyI:vCjsIOtEvwDpj5H8zPs4
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 2024-02-23_1c50d964b6fdf1c73835e80b1ff08839_cryptolocker
Files
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2024-02-23_1c50d964b6fdf1c73835e80b1ff08839_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