2024-05-04_3a1b5efd4cafaf19b640c59bf4f8a3db_cryptolocker | Triage

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General

Target

2024-05-04_3a1b5efd4cafaf19b640c59bf4f8a3db_cryptolocker
Size

34KB
MD5

3a1b5efd4cafaf19b640c59bf4f8a3db
SHA1

dcaffb4b3a088ca3ebe79075387ac19b9b29185b
SHA256

289c702b04bdfc000e98b922946e646908085ba04ac42aa52d5f5962928c6e74
SHA512

900d1b4bc8997b745bd24b9d31d64a65493a0951c19c2fad8eae8e9f77799d680aebf83e49f681409d44fd48394fe89b248a552a685d00a0c451187f8d7d7b34
SSDEEP

384:bAvMaNGh4z7CG3POOvbRSLoF/F0QU5XYFnufc/zzo6ckJp0qAgmEzXKxA+T9b:bAvJCYOOvbRPDEgXRc+BAILiB

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
2024-05-04_3a1b5efd4cafaf19b640c59bf4f8a3db_cryptolocker

Files

2024-05-04_3a1b5efd4cafaf19b640c59bf4f8a3db_cryptolocker
.exe windows:5 windows x86 arch:x86

5a4767bc6f06914cff6e249c178e3b95

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcessId
GetCurrentProcess
GetCurrentThreadId
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: 10KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ