2024-03-28_a9f9a8e1c8138b22496100d2c29e1e75_cryptolocker | Triage

Sharing

General

Target

2024-03-28_a9f9a8e1c8138b22496100d2c29e1e75_cryptolocker
Size

38KB
MD5

a9f9a8e1c8138b22496100d2c29e1e75
SHA1

d74ac36adfc24e64ccc2cc32ec54425afcaf1cd6
SHA256

3110944dd427d1698f5d77467bf8de01e92f339d80e792ea729f4f7d19abf55c
SHA512

45e7173977850757144705e1a1a5124a0a80171137004840ff9e0cbc2b3df8d7a6a170ce9d68fbc659053a3e6ffed785fff8965e209c9c2be31790ddc7b702bd
SSDEEP

384:bAvMaNGh4z7CG3POOvbRSLoF/F0QU5XYFnufc/zzoiM8Nekdvjl9V50i3NbF0Qg:bAvJCYOOvbRPDEgXrNekd7l94i3pF0V

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
2024-03-28_a9f9a8e1c8138b22496100d2c29e1e75_cryptolocker

Files

2024-03-28_a9f9a8e1c8138b22496100d2c29e1e75_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