2024-02-21_f523db7b6845f43a9b5141571069fb6f_cryptolocker | Triage

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General

Target

2024-02-21_f523db7b6845f43a9b5141571069fb6f_cryptolocker
Size

37KB
MD5

f523db7b6845f43a9b5141571069fb6f
SHA1

043e91213acfd4b039f520d7dcff28ed2fa936c1
SHA256

4ae9ad5d4f0ee4b8227db3756be84b40023e50fb25b5ea127c3c9775579fcbfa
SHA512

7b2c03dcb27f5db3d8cb60e71b2d0865fbc5292090b569f26e2c1d85b5ccdd85d1ac89c4b1dbbebd4f2c2d7187b0b334b57c473d9c805df349c23c560a601d8b
SSDEEP

384:btBYQg/WIEhUCSNyepEjYnDOAlzVol6U/zzo+tkq4XDIwNiJXxXunRCAJnB+bAju:btB9g/WItCSsAGjX7e9N0hunRCAJnBVu

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
2024-02-21_f523db7b6845f43a9b5141571069fb6f_cryptolocker

Files

2024-02-21_f523db7b6845f43a9b5141571069fb6f_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