2024-03-19_ca81802fa517eb8c2afa05f68d26c20b_cryptolocker | Triage

Sharing

General

Target

2024-03-19_ca81802fa517eb8c2afa05f68d26c20b_cryptolocker
Size

31KB
MD5

ca81802fa517eb8c2afa05f68d26c20b
SHA1

1c9605818093585934d223ddf7a20bd91e92a419
SHA256

330f00df5a3bc6f469861c205c92399a87f48175a272a086185d8ce60a1ea839
SHA512

ed1f6cc2cf39b6be8ea6fb15877565e99050e6763f204ba79180c220832728d08895913d9637a2c6b40eed4c7acf079b6594d954bc4f525ee2866f98cb8e6e90
SSDEEP

384:bAvMaNGh4z7CG3POOvbRSLoF/F0QU5XYFnufc/zzo6cuah0cn2:bAvJCYOOvbRPDEgXRcT2

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
2024-03-19_ca81802fa517eb8c2afa05f68d26c20b_cryptolocker

Files

2024-03-19_ca81802fa517eb8c2afa05f68d26c20b_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