2024-02-18_b88aeb6e88d27c0e07d8a88b21a1d7a6_cryptolocker | Triage

Sharing

Copy URL Twitter E-mail

General

Target

2024-02-18_b88aeb6e88d27c0e07d8a88b21a1d7a6_cryptolocker
Size

39KB
MD5

b88aeb6e88d27c0e07d8a88b21a1d7a6
SHA1

f23246b6f5194b2130143a43ac8293bdc4e5be52
SHA256

c208c11ed9e3e0b1135e88222344e3850032c8bf79593d2023b1e441814fd32f
SHA512

b0e8ca2c3c4e097aefaec193b5c8f2ef63861ed75abe6ba447445635f1bd758d1d0a9002305586d772443022efc349733d12114656d37b5438d6f4d13708ed8a
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlaG9s:b/pYayGig5HjS36

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
2024-02-18_b88aeb6e88d27c0e07d8a88b21a1d7a6_cryptolocker

Files

2024-02-18_b88aeb6e88d27c0e07d8a88b21a1d7a6_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