2024-03-16_4bc522a7af5d8bdd695d2eab66cf00b7_cryptolocker | Triage

Sharing

General

Target

2024-03-16_4bc522a7af5d8bdd695d2eab66cf00b7_cryptolocker
Size

36KB
MD5

4bc522a7af5d8bdd695d2eab66cf00b7
SHA1

3646efeb91af958142b1ea138ebbd4c0f8caea26
SHA256

d8655bc19acd10d291dbe487e22ce8fc8c8234c8b967d70cd68f894e3c76ed76
SHA512

0232235bd3c65b5d7b48dc3691ef05aa5b426ef65998ab31dca0833db983cafbd13be45db5e4859d6db4444a42c7bc5399f12db0737e6e37988cfc069553316a
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6AJvDSuYlxe:b/yC4GyNM01GuQMNXw2PSjHPbSuYlE

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
2024-03-16_4bc522a7af5d8bdd695d2eab66cf00b7_cryptolocker

Files

2024-03-16_4bc522a7af5d8bdd695d2eab66cf00b7_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