2024-03-15_4e7e3728d6d7a3f0a63a4c4649379f21_cryptolocker | Triage

Sharing

Copy URL Twitter E-mail

General

Target

2024-03-15_4e7e3728d6d7a3f0a63a4c4649379f21_cryptolocker
Size

37KB
MD5

4e7e3728d6d7a3f0a63a4c4649379f21
SHA1

2c477d00a537ba2afcf11bbb67bd1d00115b9367
SHA256

fb1e6f66c1bc98be5fb018882bd9b9b516331e056c7d3082374661ffcde06b20
SHA512

03cdc4de91422899d7857a27353a1d3afd63a5f942279c63232d45c43a48327342722933796718e5f6dc626478b807fdb8a695aea5c47942228c683ece4b62cd
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen7JEgx3Otjxp:bxNrC7kYo1Fxf3s06gYtjxp

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
2024-03-15_4e7e3728d6d7a3f0a63a4c4649379f21_cryptolocker

Files

2024-03-15_4e7e3728d6d7a3f0a63a4c4649379f21_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