2024-05-03_5f51b532c0342e04ca35d9d21dbb5dd1_cryptolocker | Triage

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General

Target

2024-05-03_5f51b532c0342e04ca35d9d21dbb5dd1_cryptolocker
Size

40KB
MD5

5f51b532c0342e04ca35d9d21dbb5dd1
SHA1

9f60c114484f5428e2c9cbeb5b6ff7628fe1b3e6
SHA256

23470ac745aef3fa2625e71bc049c64bbe2611dacb533b554b96f89c1042fb68
SHA512

9da44147d3c91dfe85281f2e577d2b0cc1d4790f8e9b9da3d1a02c2b539db63ec2c107b2a059cc10f5282d0e5ebc48bd19e65bb8081cc2f1c8ffea89ed9f00b0
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3Hwb:bA6YcA/X6G0W143Qb

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
2024-05-03_5f51b532c0342e04ca35d9d21dbb5dd1_cryptolocker

Files

2024-05-03_5f51b532c0342e04ca35d9d21dbb5dd1_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