2024-01-23_a4aa2c4b8acb97dd0255a5665dc398c0_cryptolocker | Triage

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General

Target

2024-01-23_a4aa2c4b8acb97dd0255a5665dc398c0_cryptolocker
Size

29KB
MD5

a4aa2c4b8acb97dd0255a5665dc398c0
SHA1

ed355add10fd3a15b9a1f89fdbccea8ebe16e93b
SHA256

8ff4ebbde2e95e93f63a9b6fdf0e69688f7b8012dd72aa60da335423bb3f1b36
SHA512

a52cd54693df492093d6aa99a1a32581d5d2b2f1e00dcb27ec9c0e48edb4014e8a114cb402b57165bcb8e4f703d0a28c1c70aeb34c980fae2bde2011b6cd4ac0
SSDEEP

384:bAvMaNGh4z7CG3POOvbRSLoF/F0QU5XYFnufc/zzo6ca4:bAvJCYOOvbRPDEgXRc5

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
2024-01-23_a4aa2c4b8acb97dd0255a5665dc398c0_cryptolocker

Files

2024-01-23_a4aa2c4b8acb97dd0255a5665dc398c0_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