2024-05-03_ef119d64a7e63cfc2d81c30b93978104_cryptolocker | Triage

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General

Target

2024-05-03_ef119d64a7e63cfc2d81c30b93978104_cryptolocker
Size

38KB
MD5

ef119d64a7e63cfc2d81c30b93978104
SHA1

fc608e4b5ca37b4f63610de98106155ce82f1423
SHA256

7ddcdcb5fceed5a111ff3b5aecd4c71d371b04b4d0bd5954fd9d46d14c353b2f
SHA512

da3af68f0409a275c0a771b1ffa11d5d583ba57dcfa9ebc7e32d6db4bc45bfd32625a2e7f3a81098c0843f35a2bede30baae7035e7a45d64e6285b097fa64ff8
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSzn1KkZCb9q8IujdxNX7BrV:b/yC4GyNM01GuQMNXw2PSj1Pqq8BPrV

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
2024-05-03_ef119d64a7e63cfc2d81c30b93978104_cryptolocker

Files

2024-05-03_ef119d64a7e63cfc2d81c30b93978104_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