2024-02-24_c4f0c3c0df36bf59b308e0f67cc89fd6_cryptolocker | Triage

Sharing

General

Target

2024-02-24_c4f0c3c0df36bf59b308e0f67cc89fd6_cryptolocker
Size

35KB
MD5

c4f0c3c0df36bf59b308e0f67cc89fd6
SHA1

306fed92075122a51d4ea6fdc761c2fea6e36885
SHA256

f9488718d806ead8fed97836996673d171a1bf9765a4a1e13b6603f7bf8b554f
SHA512

5bf7e8002c2e49cb098af6f97c5c36014b8c6f81b57e5769c0c5913966234cd83e5fc8c25e828ca32329cf892d23d7010cba4aae7f11a2819709102e22e7d41d
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen7cCD:bxNrC7kYo1Fxf3s0cCD

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
2024-02-24_c4f0c3c0df36bf59b308e0f67cc89fd6_cryptolocker

Files

2024-02-24_c4f0c3c0df36bf59b308e0f67cc89fd6_cryptolocker
.exe windows:5 windows x86 arch:x86

3c4da9ed0ba02990af7795e358bfd650

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

PostQuitMessage
GetMessageA
UpdateWindow
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
LoadCursorA
ShowWindow
SetWindowPos

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcess
CreateFileA

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 518B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ