2024-06-02_bbfa4f4dbbb7092e1833bf8c75b5bfa5_cryptolocker | Triage

Sharing

Copy URL Twitter E-mail

General

Target

2024-06-02_bbfa4f4dbbb7092e1833bf8c75b5bfa5_cryptolocker
Size

49KB
MD5

bbfa4f4dbbb7092e1833bf8c75b5bfa5
SHA1

b58baf9da4312be1a6169be7131b56e0ac55cbc3
SHA256

3303d3ec803a5e6812fb8aed26fd76ecc24b6384ee9b6c4508b813278ce82ea2
SHA512

479167c420708818e71f793cd3e495ca04b187433aca910dd64bfdb096821a33ab62433d1c7fc0570e86e6995003e56b81384e122839b8e0cdb84364d7fac2af
SSDEEP

768:bIDOw9UiaCHfjnE0Sf88AvvP1oghYvm9/6D8jnPx9UnuDLlD+w:bIDOw9a0Dwo3P1ojvUSD4PInyDF

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
2024-06-02_bbfa4f4dbbb7092e1833bf8c75b5bfa5_cryptolocker

Files

2024-06-02_bbfa4f4dbbb7092e1833bf8c75b5bfa5_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