2024-04-10_87e5710d6cbfc83e9254f9d729e8f949_cryptolocker | Triage

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General

Target

2024-04-10_87e5710d6cbfc83e9254f9d729e8f949_cryptolocker
Size

38KB
MD5

87e5710d6cbfc83e9254f9d729e8f949
SHA1

f4aa22eb04b1af07e13893597d93e76690a10bb1
SHA256

5c58f19d3d86144c55bf279419feff98de989c283c103f5b3336ef1f0babc4ed
SHA512

f2ec3b64b3f0da4e64f38ff9cc30ad304fff668a1c97e5b6b36417947e0faf98d9634267c45e1cac1bccefac8b9b6009513aeb416547773c495f72e190a9ec23
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3HwN:bA6YcA/X6G0W143QN

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
2024-04-10_87e5710d6cbfc83e9254f9d729e8f949_cryptolocker

Files

2024-04-10_87e5710d6cbfc83e9254f9d729e8f949_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