2024-02-04_fa2c686a4ff325bb7a000f12c0f25bd3_cryptolocker | Triage

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General

Target

2024-02-04_fa2c686a4ff325bb7a000f12c0f25bd3_cryptolocker
Size

41KB
MD5

fa2c686a4ff325bb7a000f12c0f25bd3
SHA1

0135960b478ca6ee4183ca58e17de7cadb5b9d65
SHA256

3ac7ba05ddd50b6a7d71ba1de2fd78c24165ba41d0eddd2fcc96e0da8a71ff05
SHA512

907d195b932e2542eb68425c085923e04c85fb43421386dfebd6d55087b1630b342fbd32b7ea9e44e69d2aa7017d056f63c2cf3b1112df429e360cdbae16c514
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen754XcwxbFp1a:bxNrC7kYo1Fxf3s05rwxbF7a

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
2024-02-04_fa2c686a4ff325bb7a000f12c0f25bd3_cryptolocker

Files

2024-02-04_fa2c686a4ff325bb7a000f12c0f25bd3_cryptolocker
.exe windows:5 windows x86 arch:x86

3c4da9ed0ba02990af7795e358bfd650

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
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: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 518B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ