2024-04-16_c55328036c717e995d4c2cf6844b1c45_cryptolocker | Triage

Sharing

General

Target

2024-04-16_c55328036c717e995d4c2cf6844b1c45_cryptolocker
Size

35KB
MD5

c55328036c717e995d4c2cf6844b1c45
SHA1

e59fae5aaa3b4d6f3481008faed7238cadab8b7d
SHA256

3399c923ceba997d1856633a46b16d55b3c2907daf408c4ab17e854d60ed83a7
SHA512

e7bc058b4be261dbd803fd97d7397c460ecbedc114a21a5316f7a1bf7ca7d56b620ed9d6b21ddfe6e1e5588d63ff10ac84520c5284fccad79a97e47b30b4c61f
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzu02lOQAr:b/yC4GyNM01GuQMNXw2PSjHC02ltAr

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
2024-04-16_c55328036c717e995d4c2cf6844b1c45_cryptolocker

Files

2024-04-16_c55328036c717e995d4c2cf6844b1c45_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