2024-03-19_128e1ef1370a6ea9364cc3fc5a48fce2_cryptolocker | Triage

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General

Target

2024-03-19_128e1ef1370a6ea9364cc3fc5a48fce2_cryptolocker
Size

36KB
MD5

128e1ef1370a6ea9364cc3fc5a48fce2
SHA1

cbc0056940479d682b9d9b2f786c10bc04a0a55b
SHA256

e23b716ad31a5ae05906c71f9ccc88f9fd927fecdadc85ad4445952ee21c3be3
SHA512

9c669019e0533a2e95605fbf1f17bdb1d2bb2d7c46cbe912979028347922cf71f8aab7fc2148c9f5986c5ea9641e32eb3ab521e2c0a4c290998ae782049dcfa7
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSzn1KkZCb9q8IuxN9:b/yC4GyNM01GuQMNXw2PSj1Pqq8t9

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_128e1ef1370a6ea9364cc3fc5a48fce2_cryptolocker

Files

2024-03-19_128e1ef1370a6ea9364cc3fc5a48fce2_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