2024-02-25_fea5c6b557bc3049de2a5dc2894c1df1_cryptolocker | Triage

Sharing

Copy URL Twitter E-mail

General

Target

2024-02-25_fea5c6b557bc3049de2a5dc2894c1df1_cryptolocker
Size

35KB
MD5

fea5c6b557bc3049de2a5dc2894c1df1
SHA1

f89ce05fdf2e54227c64a1856722bc11ee7d10ab
SHA256

99117597bffcc2beb13cfe964ed30412e70dcc329396b09efcc7e5e76a3d673a
SHA512

995490fee3fcf5bf32a3f9151f2f61be790ef571ae3a1e4cec0cabb013bd30510b854b83b098c71b0649edb3377767f2fbaa8b29a93990dd77c4d4bed7adf67b
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSzn1KkZ1aBgL/:b/yC4GyNM01GuQMNXw2PSj1PrHL/

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
2024-02-25_fea5c6b557bc3049de2a5dc2894c1df1_cryptolocker

Files

2024-02-25_fea5c6b557bc3049de2a5dc2894c1df1_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