2024-03-10_3e2f6e3f7934eb46f19f0e26b86154e5_cryptolocker | Triage

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General

Target

2024-03-10_3e2f6e3f7934eb46f19f0e26b86154e5_cryptolocker
Size

25KB
MD5

3e2f6e3f7934eb46f19f0e26b86154e5
SHA1

7c30330e7d6257efe2ca0fdd500bb34f4797f954
SHA256

07a17799e745ca1d568afeb89bd3d6e43dbf8e8d650cfe8f275ca8bca41b8b67
SHA512

83ce3289afcfc0f6c1513012a76705a8de7a81d6cf3bcbf5b9b32b53595a0f5a9935cb78be2b3a6973355068a2f5ea6084cea16042cf9fd34d0e4dd9a3227de2
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zznuuicH:b/yC4GyNM01GuQMNXuaH

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
2024-03-10_3e2f6e3f7934eb46f19f0e26b86154e5_cryptolocker

Files

2024-03-10_3e2f6e3f7934eb46f19f0e26b86154e5_cryptolocker
.exe windows:5 windows x86 arch:x86

ad86a1414a0514f4c041167365378f70

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

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA

gdi32

CreateFontIndirectA

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ