2024-05-28_2f23962aa526e750a5f752f67b099c5f_cryptolocker | Triage

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General

Target

2024-05-28_2f23962aa526e750a5f752f67b099c5f_cryptolocker
Size

41KB
MD5

2f23962aa526e750a5f752f67b099c5f
SHA1

d55cc095c29505cca896d2343b4ec158377e6372
SHA256

4e6ae4c1f5dffe41a5c0220526f9f9399c9681a958ff3f9a98fe4b3f04e9e5d5
SHA512

71aba6e151a615204f2de720fd27807e3e3ee2f916dd7dd5e5d03938ebd55284256a0086761d4017f9cd91930ea98a02465a215787bb4ad848881f31aa9de5d9
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3Hw4:bA6YcA/X6G0W143Q4

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
2024-05-28_2f23962aa526e750a5f752f67b099c5f_cryptolocker

Files

2024-05-28_2f23962aa526e750a5f752f67b099c5f_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