2024-04-30_e05283ea8c5a9a95cb0f2bfa2b570c1b_cryptolocker | Triage

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General

Target

2024-04-30_e05283ea8c5a9a95cb0f2bfa2b570c1b_cryptolocker
Size

40KB
MD5

e05283ea8c5a9a95cb0f2bfa2b570c1b
SHA1

a37a40efa8e31c408d61ce535c3c1b51ac1c8a84
SHA256

758343c6ca88f1f2c960af7eb9a0b2f463be21321a215a037889310b21f875e9
SHA512

bfdbe83bf28b2ab5deb64133c2f1a1c41d0b49ac4314a16ff8db942f527fafc90836ba0f8e3c0e9c7d26b542aac28e765e0ccb2ad9b7b959f120cbaad362043f
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmxT4Hmg:bA6YcA/X6G0W1BGg

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
2024-04-30_e05283ea8c5a9a95cb0f2bfa2b570c1b_cryptolocker

Files

2024-04-30_e05283ea8c5a9a95cb0f2bfa2b570c1b_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