2024-04-19_cfe34eff328a9f1e9b9291b3f97911b6_cryptolocker | Triage

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General

Target

2024-04-19_cfe34eff328a9f1e9b9291b3f97911b6_cryptolocker
Size

32KB
MD5

cfe34eff328a9f1e9b9291b3f97911b6
SHA1

02fb6aaf67c4d6b5fbf2cea55a196b4a387a75db
SHA256

d1c041525070ea3a87fabeb3894dd8ac9e64b77a2694a908ad61687f28a4fb1f
SHA512

70853ffbff6daf5c899a0b9f0d81eff206cfa635f2933833d4ddb9423d7cbd568b4ad7149de112826c31f996ff7089e7ff8788ec285cc5caeb17e042ac1fb6ea
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznUssoO:b/yC4GyNM01GuQMNXw2PSjWoO

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
2024-04-19_cfe34eff328a9f1e9b9291b3f97911b6_cryptolocker

Files

2024-04-19_cfe34eff328a9f1e9b9291b3f97911b6_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