2024-02-13_f3539ef6b6fc5844d61eb20a74a4bd95_cryptolocker | Triage

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General

Target

2024-02-13_f3539ef6b6fc5844d61eb20a74a4bd95_cryptolocker
Size

45KB
MD5

f3539ef6b6fc5844d61eb20a74a4bd95
SHA1

68ef16d4c64bd7e6e5ff3370babf501367ed83e3
SHA256

0aca07dfd1c3fe42d78be0ee7910e05413569ab3c0fd3a61146a523bbe80c42c
SHA512

b31a6731509e723c4fe40cf135014b6dc4d0c9c8a7ea4b09b49e910c3ea706162f2408becc1947acbdf988a8f9ab74252487c5e0331dfbaaccc122c4af474264
SSDEEP

768:bIDOw9UiaCHfjnE0Sf88AvvP1oghYvm9/6D8jnPx9UnuCmjg:bIDOw9a0Dwo3P1ojvUSD4PInrms

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
2024-02-13_f3539ef6b6fc5844d61eb20a74a4bd95_cryptolocker

Files

2024-02-13_f3539ef6b6fc5844d61eb20a74a4bd95_cryptolocker
.exe windows:5 windows x86 arch:x86

0bcae7989ef60f5550a7f5735f53a2aa

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA

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: 512B - Virtual size: 506B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ