2024-03-26_f02dd7fefd7ed6aee5466e25fc0b8e19_cryptolocker | Triage

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General

Target

2024-03-26_f02dd7fefd7ed6aee5466e25fc0b8e19_cryptolocker
Size

36KB
MD5

f02dd7fefd7ed6aee5466e25fc0b8e19
SHA1

c2087e57001ad15b7286e84883dc3c43a5c4d8f0
SHA256

9a3b9e2a06629171ab8db1c7eeb73fa9031e88266a5dcbd341811aa9e66327ff
SHA512

27d437cc1b364cd0b313908bc1fe81d1c11b71e304464b2daacda931c3ada8f1286a3905b1ae48baa17be8438abc664dd09335ff6a07343fcffa99a1c0368067
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSzn1KkZCb9q8IuxNXTI:b/yC4GyNM01GuQMNXw2PSj1Pqq8tjI

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
2024-03-26_f02dd7fefd7ed6aee5466e25fc0b8e19_cryptolocker

Files

2024-03-26_f02dd7fefd7ed6aee5466e25fc0b8e19_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