2024-02-25_d34816a22cd38a6a812f7f0d7e38af1f_cryptolocker | Triage

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General

Target

2024-02-25_d34816a22cd38a6a812f7f0d7e38af1f_cryptolocker
Size

35KB
MD5

d34816a22cd38a6a812f7f0d7e38af1f
SHA1

785e51e2d8e41fbf2dfbe4502b247bc4fcc62607
SHA256

951ec09a623b702574561f8b46ec94adc1e63c3e5224b6dac390e010276a9fd1
SHA512

ff2bb9a520d71a17f4d28b6b1b06108ce92136bf0cfdaff7cca22e75d2cfdf96e37f1b1549242f52977aad23d4c3b1a220035b127c6ecbdedd4b97bb465e074a
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen7cNl:bxNrC7kYo1Fxf3s0cNl

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_d34816a22cd38a6a812f7f0d7e38af1f_cryptolocker

Files

2024-02-25_d34816a22cd38a6a812f7f0d7e38af1f_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