2024-04-26_e0c8bcb36e70e44ecc9e8a7f10ff023e_cryptolocker | Triage

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General

Target

2024-04-26_e0c8bcb36e70e44ecc9e8a7f10ff023e_cryptolocker
Size

32KB
MD5

e0c8bcb36e70e44ecc9e8a7f10ff023e
SHA1

a02697ccfc913e94549361651e9427a5815f2b15
SHA256

c9fcc876d4adf28b183326a6aa15e8994786795b8874a6a80d8e1b23bb104e6e
SHA512

04e8136cdaa510bafcd2b58df494d686089113ba3bd51d480105c194d4f930ddca59830ab822ca406ade0ec43591c8e8b9ef533471556f2165eece77b2628341
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznStEkcsgRl:b/yC4GyNM01GuQMNXw2PSjSKkcJRl

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
2024-04-26_e0c8bcb36e70e44ecc9e8a7f10ff023e_cryptolocker

Files

2024-04-26_e0c8bcb36e70e44ecc9e8a7f10ff023e_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