2024-05-31_8b0fb0f03f72b17329e7dc26d2c16d72_cryptolocker | Triage

Sharing

General

Target

2024-05-31_8b0fb0f03f72b17329e7dc26d2c16d72_cryptolocker
Size

31KB
MD5

8b0fb0f03f72b17329e7dc26d2c16d72
SHA1

c9950eedfed9b3eb38fc9ab069916b01a140271d
SHA256

150f4f30ee5437c517ffa80998c06a8279fcbebc87848e83b607efb37e19e0a7
SHA512

6c8746a892f4567f695487d9fe08c8476ae0b25519a64e8fb0ea0791f212150b24a4a470326a673dc1abc57553b62ffd2c8f367ee0b6403cb244a53c5f03750f
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zznum+U8Ss87vhD:b/yC4GyNM01GuQMNXum+NSnD

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
2024-05-31_8b0fb0f03f72b17329e7dc26d2c16d72_cryptolocker

Files

2024-05-31_8b0fb0f03f72b17329e7dc26d2c16d72_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