2024-05-01_8b5bb4d485f6ef4aa2cf596a933f3de0_cryptolocker | Triage

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General

Target

2024-05-01_8b5bb4d485f6ef4aa2cf596a933f3de0_cryptolocker
Size

34KB
MD5

8b5bb4d485f6ef4aa2cf596a933f3de0
SHA1

666da5e596d843ef4ca53e027f4bbf6b846e66be
SHA256

4f016b9d2be5b2087deae87e1454fd4b43ce237dcff615518437aa0c1d03473c
SHA512

79bdb19fa3d33c8b5dee3eadba71ae715eabcfe6e333d1354dbef6d2552d6a430d638d1de120163e036c6c7e27d4789a8d42ddd88cfaca8065017a6dfa8ff9a6
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg9Arbkzos5Pp7z:bxNrC7kYo1Fxf2rY1H

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
2024-05-01_8b5bb4d485f6ef4aa2cf596a933f3de0_cryptolocker

Files

2024-05-01_8b5bb4d485f6ef4aa2cf596a933f3de0_cryptolocker
.exe windows:5 windows x86 arch:x86

3c4da9ed0ba02990af7795e358bfd650

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

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

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

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: 518B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ