2024-04-11_a162a421f94d6a3d7f6c2dddee755f1b_cryptolocker | Triage

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General

Target

2024-04-11_a162a421f94d6a3d7f6c2dddee755f1b_cryptolocker
Size

38KB
MD5

a162a421f94d6a3d7f6c2dddee755f1b
SHA1

13d0b37363ad684d6610c0c18dcf69c8a031bb47
SHA256

8e6dd7393b22798aeec8f038112b566163a3aec5ccf03314e77f4e3084affd8b
SHA512

f3b245f54cdec02206bf5f4de9e84b0300a380090823e1f69cc1a105e84f769d603016fbfa2e3c1a5d21015ab9c0effa0021e529e8597c6fe675bf6daecdbc36
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3HC:bA6YcA/X6G0W143i

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
2024-04-11_a162a421f94d6a3d7f6c2dddee755f1b_cryptolocker

Files

2024-04-11_a162a421f94d6a3d7f6c2dddee755f1b_cryptolocker
.exe windows:5 windows x86 arch:x86

021d5e7849e90fdf4c65d3045c109483

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

GetCurrentThreadId
CreateFileA
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
GetFileSize
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcessId
GetCurrentProcess

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 2KB

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: 536B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ