2024-06-04_28d94611df78fbc97792c4e2f8bf9f13_cryptolocker | Triage

Sharing

General

Target

2024-06-04_28d94611df78fbc97792c4e2f8bf9f13_cryptolocker
Size

50KB
MD5

28d94611df78fbc97792c4e2f8bf9f13
SHA1

ac9fa84bbcf400e517546d1c01cc01f426109c90
SHA256

b09ecd674dade54e2e14188d3101be83e7687f73de041f0b14fa583c1aa5ebbd
SHA512

37ddbbec565170dc57e18543b9bde4b0515738f2fd84c7cb108525b437328979122964d8c73e480cd3d0a2f77205ef7e31ef118db81e9fb1c0dd0647778ab639
SSDEEP

768:bIDOw9UiaCHfjnE0Sf88AvvP1oghYvm9/6D8jnPx9UnuDLlD+JIP:bIDOw9a0Dwo3P1ojvUSD4PInyDkY

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
2024-06-04_28d94611df78fbc97792c4e2f8bf9f13_cryptolocker

Files

2024-06-04_28d94611df78fbc97792c4e2f8bf9f13_cryptolocker
.exe windows:5 windows x86 arch:x86

0bcae7989ef60f5550a7f5735f53a2aa

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA

gdi32

CreateFontIndirectA

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 2KB

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: 512B - Virtual size: 506B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ