2024-02-25_a791b39ef4640d6e8f1a01f2177f00d9_cryptolocker | Triage

Sharing

General

Target

2024-02-25_a791b39ef4640d6e8f1a01f2177f00d9_cryptolocker
Size

43KB
MD5

a791b39ef4640d6e8f1a01f2177f00d9
SHA1

46b523056a5892dce676015ea4c282943d493e6b
SHA256

b9273927c2703c5c996f3bffb4617744f9dcdf9444e9bc5cf5c2c6ecc6c46e70
SHA512

08af77a032f7d76ced2acf03a06b384be82e8930cab3c0366d8b36181a181fc98a778c5d94dfe2a015b1fb41a1e83b450f1e606fb5208eabecc542e0ccce8322
SSDEEP

768:btB9g/WItCSsAGjX7r3BPOMHocM4vUUOmJ+96eg1le:btB9g/xtCSKfxLIcMzUw96De

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
2024-02-25_a791b39ef4640d6e8f1a01f2177f00d9_cryptolocker

Files

2024-02-25_a791b39ef4640d6e8f1a01f2177f00d9_cryptolocker
.exe windows:5 windows x86 arch:x86

a2bfa209044e11b72a41f731968fdff2

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

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcessId
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: 10KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ