2024-04-28_2a20120bfc8729ea7dc86b6b1c4d8c6f_cryptolocker | Triage

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General

Target

2024-04-28_2a20120bfc8729ea7dc86b6b1c4d8c6f_cryptolocker
Size

47KB
MD5

2a20120bfc8729ea7dc86b6b1c4d8c6f
SHA1

270906840be0b6e9cd5c21a21ea981fcdf6c4e3a
SHA256

68d1c222cc2991cb0616e84db027f76a33afd8fd0e75e8bfe2d5b151d5ea877c
SHA512

de1bcd7d35c455ff5487105dc20a6c83bf4f3dac0d51028f7f425ae8f1e7fe05b94803f4fa5b4b01b04ee174fb78b723fb0e944ffa93ab9a17d769dec2440a95
SSDEEP

768:bIDOw9UiaCHfjnE0Sf88AvvP1oghYvm9/6D8jnPx9UnuDLlD+s:bIDOw9a0Dwo3P1ojvUSD4PInyDB

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
2024-04-28_2a20120bfc8729ea7dc86b6b1c4d8c6f_cryptolocker

Files

2024-04-28_2a20120bfc8729ea7dc86b6b1c4d8c6f_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