2024-02-03_637f76f3011f33dd6a35d73b483e5c42_cryptolocker | Triage

Sharing

Copy URL Twitter E-mail

General

Target

2024-02-03_637f76f3011f33dd6a35d73b483e5c42_cryptolocker
Size

31KB
MD5

637f76f3011f33dd6a35d73b483e5c42
SHA1

25faefeb18f887e2e94d8dd605365290f0d5715e
SHA256

03a4bcccf5529485a4926de8a1732a06f892e3efcdb6c3b821735c4db88627ae
SHA512

08a146aeea27adc446fb42ec7fad7c00fa0edcf4ea623871517554cc552f3d21954db44efbb3becd398bf9d8b3b1d7e68589a459267582750e544fadd2e7d5d5
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznStEg6D:b/yC4GyNM01GuQMNXw2PSjSKgu

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
2024-02-03_637f76f3011f33dd6a35d73b483e5c42_cryptolocker

Files

2024-02-03_637f76f3011f33dd6a35d73b483e5c42_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