2024-01-23_f479593f2741e55b09b1f736cbc1f9cd_cryptolocker | Triage

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General

Target

2024-01-23_f479593f2741e55b09b1f736cbc1f9cd_cryptolocker
Size

32KB
MD5

f479593f2741e55b09b1f736cbc1f9cd
SHA1

dc02bae629fe13cabe4b0b387e2b98da12358790
SHA256

e1cd8560fad1af66fa1483a3361d2cc53150ce2315358314cc44352a61858278
SHA512

c63db97e6bb42e3abd9bc69f98f3fd87d0c720e7c0fbe02abf6243bdb4d37c19f28931c78a8b49f1755baa55e4177287dfb59b6fea1e578951580ad9e6e42d9b
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznStwIoIQ+dHMy0:b/yC4GyNM01GuQMNXw2PSjS2uvdHM

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
2024-01-23_f479593f2741e55b09b1f736cbc1f9cd_cryptolocker

Files

2024-01-23_f479593f2741e55b09b1f736cbc1f9cd_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