2024-03-15_7636a1ab8d4bd9dab92d1c6a41a878e7_cryptolocker | Triage

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General

Target

2024-03-15_7636a1ab8d4bd9dab92d1c6a41a878e7_cryptolocker
Size

42KB
MD5

7636a1ab8d4bd9dab92d1c6a41a878e7
SHA1

483b3dd2af8d356f9b87948bca96bca5bc55dd61
SHA256

a9a34cf0a705efacd9a272c82a0255c0a1d6db053e6997beb1b287bf4dd7681c
SHA512

9d3bb569f1e90f6572be901cff77b3c96e0ba2c91fc9567c74a6d0710f966ff95fea20b5de0723c6302b8b82f0850ce0c71540a93a90746e04c3c86d4ae6582d
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PA9Di:b/pYayGig5HjS3NPA9Di

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
2024-03-15_7636a1ab8d4bd9dab92d1c6a41a878e7_cryptolocker

Files

2024-03-15_7636a1ab8d4bd9dab92d1c6a41a878e7_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