2024-03-07_b43142b7a51938f3bc8800d4e87b13bd_cryptolocker | Triage

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General

Target

2024-03-07_b43142b7a51938f3bc8800d4e87b13bd_cryptolocker
Size

40KB
MD5

b43142b7a51938f3bc8800d4e87b13bd
SHA1

5797033dced84efb41f81103afa1abaef2051cc1
SHA256

49f53d9393d951915afbe756bdb55517c6fc8b1ae6c34a68ac13a7a02d0de483
SHA512

fcfd438b5a54bad96a6cf7b7404119f9f9544a7777f3f6f5bd156ef1af8eed65ee341c5c61499d0ddacde757f8959739da33015fd980edbc657f01cce7a0dca9
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlZcUXM:b/pYayGig5HjS3jcU8

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
2024-03-07_b43142b7a51938f3bc8800d4e87b13bd_cryptolocker

Files

2024-03-07_b43142b7a51938f3bc8800d4e87b13bd_cryptolocker
.exe windows:5 windows x86 arch:x86

ad86a1414a0514f4c041167365378f70

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

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ