2024-03-28_d33dc128356e57d1a5d25ff3d04b0bc3_cryptolocker | Triage

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General

Target

2024-03-28_d33dc128356e57d1a5d25ff3d04b0bc3_cryptolocker
Size

36KB
MD5

d33dc128356e57d1a5d25ff3d04b0bc3
SHA1

e2086d214a61fc8b780fd22390898f040eca9104
SHA256

51a0bc9f4f791a8581484c365293be64ceaf50666caf5b591a4c6fb0001963a0
SHA512

3a2c2f991e00ff1060cfae82d9c511cced113ea39c2eafa057a134b7f1380bfe89ee0889b4ff8899a585d87ca09846e492ca827818afd4993cc13a1b1e79c49f
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSzn1KkZCb9q8INBjP2Twa:b/yC4GyNM01GuQMNXw2PSj1Pqq8oBjQ

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
2024-03-28_d33dc128356e57d1a5d25ff3d04b0bc3_cryptolocker

Files

2024-03-28_d33dc128356e57d1a5d25ff3d04b0bc3_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