2024-05-09_0f37f57ee8f49b6a33a69194f8dfdf57_cryptolocker | Triage

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General

Target

2024-05-09_0f37f57ee8f49b6a33a69194f8dfdf57_cryptolocker
Size

39KB
MD5

0f37f57ee8f49b6a33a69194f8dfdf57
SHA1

555b8d50414ba965d5de407c379471edb116768f
SHA256

d2d40095206e43568d15c27805f76d75b95ae3063b65c7a239570dde88cd8de5
SHA512

a02700c952db55b95097920f29debb7824e81f5d366cdb42c7a1515c021d29ecd5a1861ac27fd7da62cb6236cab944a8436fb3bb8873c2992feaed9310eff6ae
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmxT4Hmnc:bA6YcA/X6G0W1BGnc

Score

10^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
sample	CryptoLocker_rule2

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-09_0f37f57ee8f49b6a33a69194f8dfdf57_cryptolocker

Files

2024-05-09_0f37f57ee8f49b6a33a69194f8dfdf57_cryptolocker
.exe windows:5 windows x86 arch:x86

021d5e7849e90fdf4c65d3045c109483

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

UpdateWindow
LoadCursorA
ShowWindow
PostQuitMessage
GetMessageA
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
SetWindowPos

kernel32

GetCurrentThreadId
CreateFileA
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
GetFileSize
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcessId
GetCurrentProcess

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 536B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ