2024-04-09_77a5e1ca2ad4ce70da2d0d6e92fb3147_cryptolocker | Triage

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General

Target

2024-04-09_77a5e1ca2ad4ce70da2d0d6e92fb3147_cryptolocker
Size

44KB
MD5

77a5e1ca2ad4ce70da2d0d6e92fb3147
SHA1

fc1713b87a8e06de78bd65e8d6791ad098bdc053
SHA256

9c441fa403a3426539722b7208fb0a348b57be2c70642f6d63ba222b5d79d1a0
SHA512

2529f39ddbdf15564f1d66ae77d939bd784b2d5d543a79c62b140a80a93f2e57e0bdb9b775a1d04a9497f505b230e1f865cd4ba18a11bc204429ac960aac82eb
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen754XcwxbFqvdY:bxNrC7kYo1Fxf3s05rwxbFcdY

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
2024-04-09_77a5e1ca2ad4ce70da2d0d6e92fb3147_cryptolocker

Files

2024-04-09_77a5e1ca2ad4ce70da2d0d6e92fb3147_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