2024-04-25_ef1fb411d94131b28a51bf4b95898070_cryptolocker | Triage

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General

Target

2024-04-25_ef1fb411d94131b28a51bf4b95898070_cryptolocker
Size

32KB
MD5

ef1fb411d94131b28a51bf4b95898070
SHA1

72a5d865aad9cdd1f0a10039980d66e2430a4e37
SHA256

05c43959960ef793aaabc12612d5e06767a9eb768ab627b717945496aed24d13
SHA512

2882b9368862db1edc64210e9cab55a546022a53391263665ec6b99c8c43de7bccb61efc21dc4bff50c04e97c7df1d847518593460a5f2684a63d299f44f2540
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznStEkcsgRf:b/yC4GyNM01GuQMNXw2PSjSKkcJRf

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
2024-04-25_ef1fb411d94131b28a51bf4b95898070_cryptolocker

Files

2024-04-25_ef1fb411d94131b28a51bf4b95898070_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