2024-03-25_e464a1cd7fea4c186bd1aa7da9a2f0e5_cryptolocker | Triage

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General

Target

2024-03-25_e464a1cd7fea4c186bd1aa7da9a2f0e5_cryptolocker
Size

30KB
MD5

e464a1cd7fea4c186bd1aa7da9a2f0e5
SHA1

7dfcb9457c09a4d4c4e92746f2b005dbf6604c24
SHA256

2bad79239e47431dc69693974f7b0b8d67640e410d8ac7e0b4758e0d488e112d
SHA512

bf8f39a48633bee3212ef5c74e223a536b1213569c89568b406dbdaadb045cbffb95a330d0db52aaf5a72d43c60cca6f923a022527b23b0d9ef806f0e6c7286d
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSzn+p3:b/yC4GyNM01GuQMNXw2PSjU3

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
2024-03-25_e464a1cd7fea4c186bd1aa7da9a2f0e5_cryptolocker

Files

2024-03-25_e464a1cd7fea4c186bd1aa7da9a2f0e5_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