2024-05-16_4c23798f43055dbc5a78b26d0f2bfb09_cryptolocker | Triage

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General

Target

2024-05-16_4c23798f43055dbc5a78b26d0f2bfb09_cryptolocker
Size

32KB
MD5

4c23798f43055dbc5a78b26d0f2bfb09
SHA1

11021fcef95c6eb23c536d1fd23c8035d18b4285
SHA256

c42c845037d681b889a65ad8b37984e9f9638c3444a84cd419e98ae0c8d12bab
SHA512

a5e1846d4634ad820b94fe7174aebb50ac66bc2b70fd99109ace739590be22fd596a423ec8bdbeea5567d0f7fbd6c9b6896a0aa823dbc4e222df44103be8b2b7
SSDEEP

384:bAvMaNGh4z7CG3POOvbRSLoF/F0QU5XYFnufc/zzo6cJ3v7IT:bAvJCYOOvbRPDEgXRcJg

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
2024-05-16_4c23798f43055dbc5a78b26d0f2bfb09_cryptolocker

Files

2024-05-16_4c23798f43055dbc5a78b26d0f2bfb09_cryptolocker
.exe windows:5 windows x86 arch:x86

5a4767bc6f06914cff6e249c178e3b95

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

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcessId
GetCurrentProcess
GetCurrentThreadId
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